array_test.go

package httpexpect

import (
	"sort"
	"testing"

	"github.com/stretchr/testify/assert"
)

func TestArray_FailedChain(t *testing.T) {
	check := func(value *Array) {
		value.chain.assert(t, failure)

		value.Path("$").chain.assert(t, failure)
		value.Schema("")
		value.Alias("foo")

		var target interface{}
		value.Decode(&target)

		value.Length().chain.assert(t, failure)
		value.Value(0).chain.assert(t, failure)
		value.First().chain.assert(t, failure)
		value.Last().chain.assert(t, failure)

		value.IsEmpty()
		value.NotEmpty()
		value.IsEqual([]interface{}{})
		value.NotEqual([]interface{}{})
		value.IsEqualUnordered([]interface{}{})
		value.NotEqualUnordered([]interface{}{})
		value.InList([]interface{}{})
		value.NotInList([]interface{}{})
		value.ConsistsOf("foo")
		value.NotConsistsOf("foo")
		value.Contains("foo")
		value.NotContains("foo")
		value.ContainsAll("foo")
		value.NotContainsAll("foo")
		value.ContainsAny("foo")
		value.NotContainsAny("foo")
		value.ContainsOnly("foo")
		value.NotContainsOnly("foo")
		value.HasValue(0, nil)
		value.NotHasValue(0, nil)

		assert.NotNil(t, value.Iter())
		assert.Equal(t, 0, len(value.Iter()))

		value.Every(func(_ int, val *Value) {
			val.String().NotEmpty()
		})
		value.Filter(func(_ int, val *Value) bool {
			val.String().NotEmpty()
			return true
		})
		value.Transform(func(index int, value interface{}) interface{} {
			return nil
		})
		value.Find(func(index int, value *Value) bool {
			value.String().NotEmpty()
			return true
		})
		value.FindAll(func(index int, value *Value) bool {
			value.String().NotEmpty()
			return true
		})
		value.NotFind(func(index int, value *Value) bool {
			value.String().NotEmpty()
			return true
		})
	}

	t.Run("failed chain", func(t *testing.T) {
		chain := newMockChain(t, flagFailed)
		value := newArray(chain, []interface{}{})

		check(value)
	})

	t.Run("nil value", func(t *testing.T) {
		chain := newMockChain(t)
		value := newArray(chain, nil)

		check(value)
	})

	t.Run("failed chain, nil value", func(t *testing.T) {
		chain := newMockChain(t, flagFailed)
		value := newArray(chain, nil)

		check(value)
	})
}

func TestArray_Constructors(t *testing.T) {
	testValue := []interface{}{"Foo", 123}

	t.Run("reporter", func(t *testing.T) {
		reporter := newMockReporter(t)

		value := NewArray(reporter, testValue)

		value.IsEqual(testValue)
		value.chain.assert(t, success)
	})

	t.Run("config", func(t *testing.T) {
		reporter := newMockReporter(t)

		value := NewArrayC(Config{
			Reporter: reporter,
		}, testValue)

		value.IsEqual(testValue)
		value.chain.assert(t, success)
	})

	t.Run("chain", func(t *testing.T) {
		chain := newMockChain(t)

		value := newArray(chain, testValue)

		assert.NotSame(t, value.chain, chain)
		assert.Equal(t, value.chain.context.Path, chain.context.Path)
	})

	t.Run("invalid value", func(t *testing.T) {
		reporter := newMockReporter(t)

		value := NewArray(reporter, nil)

		value.chain.assert(t, failure)
	})
}

func TestArray_Raw(t *testing.T) {
	reporter := newMockReporter(t)

	data := []interface{}{"foo", 123.0}

	value := NewArray(reporter, data)

	assert.Equal(t, data, value.Raw())
	assert.NotSame(t, &data[0], &value.Raw()[0])
	value.chain.assert(t, success)
}

func TestArray_Decode(t *testing.T) {
	t.Run("target is empty interface", func(t *testing.T) {
		reporter := newMockReporter(t)

		testValue := []interface{}{"Foo", 123.0}
		arr := NewArray(reporter, testValue)

		var target interface{}
		arr.Decode(&target)

		arr.chain.assert(t, success)
		assert.Equal(t, testValue, target)
	})

	t.Run("target is slice of empty interfaces", func(t *testing.T) {
		reporter := newMockReporter(t)

		testValue := []interface{}{"Foo", 123.0}
		arr := NewArray(reporter, testValue)

		var target []interface{}
		arr.Decode(&target)

		arr.chain.assert(t, success)
		assert.Equal(t, testValue, target)
	})

	t.Run("target is slice of structs", func(t *testing.T) {
		reporter := newMockReporter(t)

		type S struct {
			Foo int `json:"foo"`
		}

		actualStruct := []S{{123}, {456}}
		testValue := []interface{}{
			map[string]interface{}{
				"foo": 123,
			},
			map[string]interface{}{
				"foo": 456,
			},
		}
		arr := NewArray(reporter, testValue)

		var target []S
		arr.Decode(&target)

		arr.chain.assert(t, success)
		assert.Equal(t, actualStruct, target)
	})

	t.Run("target is unmarshable", func(t *testing.T) {
		reporter := newMockReporter(t)

		testValue := []interface{}{"Foo", 123.0}
		arr := NewArray(reporter, testValue)

		arr.Decode(123)

		arr.chain.assert(t, failure)
	})

	t.Run("target is nil", func(t *testing.T) {
		reporter := newMockReporter(t)

		testValue := []interface{}{"Foo", 123.0}
		arr := NewArray(reporter, testValue)

		arr.Decode(nil)

		arr.chain.assert(t, failure)
	})
}

func TestArray_Alias(t *testing.T) {
	reporter := newMockReporter(t)

	value := NewArray(reporter, []interface{}{1, 2})
	assert.Equal(t, []string{"Array()"}, value.chain.context.Path)
	assert.Equal(t, []string{"Array()"}, value.chain.context.AliasedPath)

	value.Alias("foo")
	assert.Equal(t, []string{"Array()"}, value.chain.context.Path)
	assert.Equal(t, []string{"foo"}, value.chain.context.AliasedPath)

	childValue := value.Filter(func(index int, value *Value) bool {
		return value.Number().Raw() > 1
	})
	assert.Equal(t, []string{"Array()", "Filter()"}, childValue.chain.context.Path)
	assert.Equal(t, []string{"foo", "Filter()"}, childValue.chain.context.AliasedPath)
}

func TestArray_Path(t *testing.T) {
	cases := []struct {
		name  string
		value []interface{}
	}{
		{
			name:  "empty",
			value: []interface{}{},
		},
		{
			name:  "not empty",
			value: []interface{}{"foo", 123.0},
		},
	}

	for _, tc := range cases {
		t.Run(tc.name, func(t *testing.T) {
			reporter := newMockReporter(t)

			value := NewArray(reporter, tc.value)

			assert.Equal(t, tc.value, value.Path("$").Raw())
			value.chain.assert(t, success)
		})
	}
}

func TestArray_Schema(t *testing.T) {
	cases := []struct {
		name  string
		value []interface{}
	}{
		{
			name:  "empty",
			value: []interface{}{},
		},
		{
			name:  "not empty",
			value: []interface{}{"foo", 123.0},
		},
	}

	for _, tc := range cases {
		t.Run(tc.name, func(t *testing.T) {
			reporter := newMockReporter(t)

			NewArray(reporter, tc.value).Schema(`{"type": "array"}`).
				chain.assert(t, success)

			NewArray(reporter, tc.value).Schema(`{"type": "object"}`).
				chain.assert(t, failure)
		})
	}
}

func TestArray_Getters(t *testing.T) {
	t.Run("empty", func(t *testing.T) {
		reporter := newMockReporter(t)

		data := []interface{}{}

		value := NewArray(reporter, data)

		assert.Equal(t, 0.0, value.Length().Raw())
		value.chain.assert(t, success)
		value.chain.clear()

		assert.NotNil(t, value.Value(0))
		value.chain.assert(t, failure)
		value.chain.clear()
	})

	t.Run("not empty", func(t *testing.T) {
		reporter := newMockReporter(t)

		data := []interface{}{"foo", 123.0}

		value := NewArray(reporter, data)

		assert.Equal(t, 2.0, value.Length().Raw())
		value.chain.assert(t, success)
		value.chain.clear()

		assert.Equal(t, "foo", value.Value(0).Raw())
		assert.Equal(t, 123.0, value.Value(1).Raw())
		value.chain.assert(t, success)
		value.chain.clear()

		assert.Equal(t, nil, value.Value(2).Raw())
		value.chain.assert(t, failure)
		value.chain.clear()
	})
}

func TestArray_IsEmpty(t *testing.T) {
	cases := []struct {
		name      string
		value     []interface{}
		wantEmpty chainResult
	}{
		{
			name:      "empty slice",
			value:     []interface{}{},
			wantEmpty: success,
		},
		{
			name:      "one empty element",
			value:     []interface{}{""},
			wantEmpty: failure,
		},
	}

	for _, tc := range cases {
		t.Run(tc.name, func(t *testing.T) {
			reporter := newMockReporter(t)

			NewArray(reporter, tc.value).IsEmpty().
				chain.assert(t, tc.wantEmpty)

			NewArray(reporter, tc.value).NotEmpty().
				chain.assert(t, !tc.wantEmpty)
		})
	}
}

func TestArray_IsEqual(t *testing.T) {
	t.Run("basic", func(t *testing.T) {
		cases := []struct {
			name      string
			value     []interface{}
			testValue interface{}
			wantEqual chainResult
		}{
			{
				name:      "empty array vs empty array",
				value:     []interface{}{},
				testValue: []interface{}{},
				wantEqual: success,
			},
			{
				name:      "one empty element vs one empty elemenent",
				value:     []interface{}{""},
				testValue: []interface{}{""},
				wantEqual: success,
			},
			{
				name:      "array vs empty array",
				value:     []interface{}{"foo", "bar"},
				testValue: []interface{}{},
				wantEqual: failure,
			},
			{
				name:      "subset",
				value:     []interface{}{"foo", "bar"},
				testValue: []interface{}{"foo"},
				wantEqual: failure,
			},
			{
				name:      "reordered",
				value:     []interface{}{"foo", "bar"},
				testValue: []interface{}{"bar", "foo"},
				wantEqual: failure,
			},
			{
				name:      "strings",
				value:     []interface{}{"foo", "bar"},
				testValue: []interface{}{"foo", "bar"},
				wantEqual: success,
			},
			{
				name:      "numbers",
				value:     []interface{}{123, 456},
				testValue: []interface{}{123, 456},
				wantEqual: success,
			},
		}

		for _, tc := range cases {
			t.Run(tc.name, func(t *testing.T) {
				reporter := newMockReporter(t)

				NewArray(reporter, tc.value).IsEqual(tc.testValue).
					chain.assert(t, tc.wantEqual)

				NewArray(reporter, tc.value).NotEqual(tc.testValue).
					chain.assert(t, !tc.wantEqual)
			})
		}
	})

	t.Run("struct", func(t *testing.T) {
		type S struct {
			Foo int `json:"foo"`
		}

		value := []interface{}{
			map[string]interface{}{
				"foo": 123,
			},
			map[string]interface{}{
				"foo": 456,
			},
		}

		reporter := newMockReporter(t)

		NewArray(reporter, value).IsEqual([]S{{123}, {456}}).
			chain.assert(t, success)

		NewArray(reporter, value).NotEqual([]S{{123}, {456}}).
			chain.assert(t, failure)

		NewArray(reporter, value).IsEqual([]S{{456}, {123}}).
			chain.assert(t, failure)

		NewArray(reporter, value).NotEqual([]S{{456}, {123}}).
			chain.assert(t, success)
	})

	t.Run("canonization", func(t *testing.T) {
		type (
			myArray []interface{}
			myInt   int
		)

		reporter := newMockReporter(t)

		NewArray(reporter, []interface{}{123, 456}).IsEqual(myArray{myInt(123), 456.0}).
			chain.assert(t, success)

		NewArray(reporter, []interface{}{123, 456}).NotEqual(myArray{myInt(123), 456.0}).
			chain.assert(t, failure)
	})

	t.Run("invalid argument", func(t *testing.T) {
		reporter := newMockReporter(t)

		NewArray(reporter, []interface{}{}).IsEqual(nil).
			chain.assert(t, failure)

		NewArray(reporter, []interface{}{}).NotEqual(nil).
			chain.assert(t, failure)

		NewArray(reporter, []interface{}{}).IsEqual(func() {}).
			chain.assert(t, failure)

		NewArray(reporter, []interface{}{}).NotEqual(func() {}).
			chain.assert(t, failure)
	})
}

func TestArray_IsEqualUnordered(t *testing.T) {
	t.Run("without duplicates", func(t *testing.T) {
		cases := []struct {
			name               string
			value              []interface{}
			testValue          interface{}
			wantEqualUnordered chainResult
		}{
			{
				name:               "only first element",
				value:              []interface{}{123, "foo"},
				testValue:          []interface{}{123},
				wantEqualUnordered: failure,
			},
			{
				name:               "only second element",
				value:              []interface{}{123, "foo"},
				testValue:          []interface{}{"foo"},
				wantEqualUnordered: failure,
			},
			{
				name:               "extra element",
				value:              []interface{}{123, "foo"},
				testValue:          []interface{}{123, "foo", "foo"},
				wantEqualUnordered: failure,
			},
			{
				name:               "equal ordered",
				value:              []interface{}{123, "foo"},
				testValue:          []interface{}{123, "foo"},
				wantEqualUnordered: success,
			},
			{
				name:               "equal unordered",
				value:              []interface{}{123, "foo"},
				testValue:          []interface{}{"foo", 123},
				wantEqualUnordered: success,
			},
			{
				name:               "overlap",
				value:              []interface{}{123, "foo"},
				testValue:          []interface{}{"foo", 1234},
				wantEqualUnordered: failure,
			},
		}

		for _, tc := range cases {
			t.Run(tc.name, func(t *testing.T) {
				reporter := newMockReporter(t)

				NewArray(reporter, tc.value).IsEqualUnordered(tc.testValue).
					chain.assert(t, tc.wantEqualUnordered)

				NewArray(reporter, tc.value).NotEqualUnordered(tc.testValue).
					chain.assert(t, !tc.wantEqualUnordered)
			})
		}
	})

	t.Run("with duplicates", func(t *testing.T) {
		cases := []struct {
			name               string
			value              []interface{}
			testValue          interface{}
			wantEqualUnordered chainResult
		}{
			{
				name:               "missing duplicate",
				value:              []interface{}{123, "foo", "foo"},
				testValue:          []interface{}{123, "foo"},
				wantEqualUnordered: failure,
			},
			{
				name:               "count mismatch",
				value:              []interface{}{123, "foo", "foo"},
				testValue:          []interface{}{123, 123, "foo"},
				wantEqualUnordered: failure,
			},
			{
				name:               "equal ordered",
				value:              []interface{}{123, "foo", "foo"},
				testValue:          []interface{}{123, "foo", "foo"},
				wantEqualUnordered: success,
			},
			{
				name:               "equal unordered",
				value:              []interface{}{123, "foo", "foo"},
				testValue:          []interface{}{"foo", 123, "foo"},
				wantEqualUnordered: success,
			},
			{
				name:               "only one element",
				value:              []interface{}{123, "foo", "foo"},
				testValue:          []interface{}{123},
				wantEqualUnordered: failure,
			},
		}

		for _, tc := range cases {
			t.Run(tc.name, func(t *testing.T) {
				reporter := newMockReporter(t)

				NewArray(reporter, tc.value).IsEqualUnordered(tc.testValue).
					chain.assert(t, tc.wantEqualUnordered)

				NewArray(reporter, tc.value).NotEqualUnordered(tc.testValue).
					chain.assert(t, !tc.wantEqualUnordered)
			})
		}
	})

	t.Run("canonization", func(t *testing.T) {
		type (
			myArray []interface{}
			myInt   int
		)

		reporter := newMockReporter(t)

		testVal := myArray{myInt(456), 123.0, "foo"}

		NewArray(reporter, []interface{}{123, 456, "foo"}).IsEqualUnordered(testVal).
			chain.assert(t, success)

		NewArray(reporter, []interface{}{123, 456, "foo"}).NotEqualUnordered(testVal).
			chain.assert(t, failure)
	})

	t.Run("invalid argument", func(t *testing.T) {
		reporter := newMockReporter(t)

		NewArray(reporter, []interface{}{}).IsEqualUnordered(nil).
			chain.assert(t, failure)

		NewArray(reporter, []interface{}{}).NotEqualUnordered(nil).
			chain.assert(t, failure)

		NewArray(reporter, []interface{}{}).IsEqualUnordered(func() {}).
			chain.assert(t, failure)

		NewArray(reporter, []interface{}{}).NotEqualUnordered(func() {}).
			chain.assert(t, failure)
	})
}

func TestArray_InList(t *testing.T) {
	t.Run("basic", func(t *testing.T) {
		cases := []struct {
			name       string
			value      []interface{}
			testList   []interface{}
			wantInList chainResult
		}{
			{
				name:  "one element list with equal array",
				value: []interface{}{"foo", "bar"},
				testList: []interface{}{
					[]interface{}{"foo", "bar"},
				},
				wantInList: success,
			},
			{
				name:  "one element list with inequal array",
				value: []interface{}{"foo", "bar"},
				testList: []interface{}{
					[]interface{}{"bar", "foo"},
				},
				wantInList: failure,
			},
			{
				name:  "list with inequal and equal arrays",
				value: []interface{}{"foo", "bar"},
				testList: []interface{}{
					[]interface{}{"bar", "foo"},
					[]interface{}{"foo", "bar"},
				},
				wantInList: success,
			},
			{
				name:  "list with inequal arrays",
				value: []interface{}{"foo", "bar"},
				testList: []interface{}{
					[]interface{}{"bar", "foo"},
					[]interface{}{"FOO", "BAR"},
				},
				wantInList: failure,
			},
		}

		for _, tc := range cases {
			t.Run(tc.name, func(t *testing.T) {
				reporter := newMockReporter(t)

				NewArray(reporter, tc.value).InList(tc.testList...).
					chain.assert(t, tc.wantInList)

				NewArray(reporter, tc.value).NotInList(tc.testList...).
					chain.assert(t, !tc.wantInList)
			})
		}
	})

	t.Run("canonization", func(t *testing.T) {
		type (
			myArray []interface{}
			myMap   map[string]interface{}
			myInt   int
		)

		value := []interface{}{
			123,
			456,
			[]interface{}{789, 567},
			map[string]interface{}{"a": "b"},
		}

		cases := []struct {
			name      string
			value     []interface{}
			testValue []interface{}
			result    chainResult
		}{
			{
				name:  "test 1",
				value: value,
				testValue: myArray{
					myInt(123.0),
					myInt(456.0),
					myArray{
						myInt(789.0),
						myInt(567.0),
					},
					myMap{"a": "b"},
				},
				result: success,
			},
			{
				name:  "test 2",
				value: value,
				testValue: myArray{
					123.0,
					456.0,
					myArray{789.0, 567.0},
					myMap{"a": "b"},
				},
				result: success,
			},
			{
				name:  "test 3",
				value: value,
				testValue: myArray{
					myInt(123),
					456.0,
					myArray{myInt(789), 567.0},
					myMap{"a": "b"},
				},
				result: success,
			},
		}

		for _, tc := range cases {
			t.Run(tc.name, func(t *testing.T) {
				reporter := newMockReporter(t)

				NewArray(reporter, tc.value).InList(tc.testValue).
					chain.assert(t, tc.result)

				NewArray(reporter, tc.value).NotInList(tc.testValue).
					chain.assert(t, !tc.result)
			})
		}
	})

	t.Run("invalid argument", func(t *testing.T) {
		cases := []struct {
			name     string
			value    []interface{}
			testList []interface{}
		}{
			{
				name:     "empty list",
				value:    []interface{}{},
				testList: []interface{}{},
			},
			{
				name:     "nil list",
				value:    []interface{}{},
				testList: nil,
			},
			{
				name:     "invalid type",
				value:    []interface{}{},
				testList: []interface{}{func() {}},
			},
			{
				name:  "one equal array, another not array",
				value: []interface{}{"foo", "bar"},
				testList: []interface{}{
					[]interface{}{"foo", "bar"},
					"NOT ARRAY",
				},
			},
			{
				name:  "one inequal array, another not array",
				value: []interface{}{"foo", "bar"},
				testList: []interface{}{
					[]interface{}{"bar", "foo"},
					"NOT ARRAY",
				},
			},
		}

		for _, tc := range cases {
			t.Run(tc.name, func(t *testing.T) {
				reporter := newMockReporter(t)

				NewArray(reporter, tc.value).InList(tc.testList...).
					chain.assert(t, failure)

				NewArray(reporter, tc.value).NotInList(tc.testList...).
					chain.assert(t, failure)
			})
		}
	})
}

func TestArray_ConsistsOf(t *testing.T) {
	t.Run("basic", func(t *testing.T) {
		cases := []struct {
			name           string
			array          []interface{}
			value          []interface{}
			wantConsistsOf chainResult
		}{
			{
				name:           "first value (int) in array",
				array:          []interface{}{123, "foo"},
				value:          []interface{}{123},
				wantConsistsOf: failure,
			},
			{
				name:           "second value (string) in array",
				array:          []interface{}{123, "foo"},
				value:          []interface{}{"foo"},
				wantConsistsOf: failure,
			},
			{
				name:           "reversed order",
				array:          []interface{}{123, "foo"},
				value:          []interface{}{"foo", 123},
				wantConsistsOf: failure,
			},
			{
				name:           "duplicate element",
				array:          []interface{}{123, "foo"},
				value:          []interface{}{"foo", "foo", 123},
				wantConsistsOf: failure,
			},
			{
				name:           "copy of array",
				array:          []interface{}{123, "foo"},
				value:          []interface{}{123, "foo"},
				wantConsistsOf: success,
			},
		}

		for _, tc := range cases {
			t.Run(tc.name, func(t *testing.T) {
				reporter := newMockReporter(t)

				NewArray(reporter, tc.array).ConsistsOf(tc.value...).
					chain.assert(t, tc.wantConsistsOf)

				NewArray(reporter, tc.array).NotConsistsOf(tc.value...).
					chain.assert(t, !tc.wantConsistsOf)
			})
		}
	})

	t.Run("canonization", func(t *testing.T) {
		type (
			myInt int
		)

		reporter := newMockReporter(t)

		NewArray(reporter, []interface{}{123, 456}).ConsistsOf(myInt(123), 456.0).
			chain.assert(t, success)

		NewArray(reporter, []interface{}{123, 456}).NotConsistsOf(myInt(123), 456.0).
			chain.assert(t, failure)
	})

	t.Run("invalid argument", func(t *testing.T) {
		reporter := newMockReporter(t)

		NewArray(reporter, []interface{}{}).ConsistsOf(func() {}).
			chain.assert(t, failure)

		NewArray(reporter, []interface{}{}).NotConsistsOf(func() {}).
			chain.assert(t, failure)
	})
}

func TestArray_Contains(t *testing.T) {
	t.Run("basic", func(t *testing.T) {
		cases := []struct {
			name         string
			array        []interface{}
			value        interface{}
			wantContains chainResult
		}{
			{
				name:         "first value in array",
				array:        []interface{}{123, "foo"},
				value:        123,
				wantContains: success,
			},
			{
				name:         "second value in array",
				array:        []interface{}{123, "foo"},
				value:        "foo",
				wantContains: success,
			},
			{
				name:         "value not in array",
				array:        []interface{}{123, "foo"},
				value:        "FOO",
				wantContains: failure,
			},
			{
				name:         "array",
				array:        []interface{}{123, "foo"},
				value:        []interface{}{123, "foo"},
				wantContains: failure,
			},
		}

		for _, tc := range cases {
			t.Run(tc.name, func(t *testing.T) {
				reporter := newMockReporter(t)

				NewArray(reporter, tc.array).Contains(tc.value).
					chain.assert(t, tc.wantContains)

				NewArray(reporter, tc.array).NotContains(tc.value).
					chain.assert(t, !tc.wantContains)
			})
		}
	})

	t.Run("canonization", func(t *testing.T) {
		type (
			myInt int
		)
		cases := []struct {
			name         string
			array        []interface{}
			value        interface{}
			wantContains chainResult
		}{
			{
				name:         "myInt check",
				array:        []interface{}{123, 456},
				value:        myInt(123),
				wantContains: success,
			},
			{
				name:         "float to int check",
				array:        []interface{}{123, 456},
				value:        456.0,
				wantContains: success,
			},
		}

		for _, tc := range cases {
			t.Run(tc.name, func(t *testing.T) {
				reporter := newMockReporter(t)

				NewArray(reporter, tc.array).Contains(tc.value).
					chain.assert(t, tc.wantContains)

				NewArray(reporter, tc.array).NotContains(tc.value).
					chain.assert(t, !tc.wantContains)
			})
		}
	})

	t.Run("invalid argument", func(t *testing.T) {
		reporter := newMockReporter(t)

		NewArray(reporter, []interface{}{}).Contains(func() {}).
			chain.assert(t, failure)

		NewArray(reporter, []interface{}{}).NotContains(func() {}).
			chain.assert(t, failure)
	})
}

func TestArray_ContainsAll(t *testing.T) {
	t.Run("basic", func(t *testing.T) {
		cases := []struct {
			name            string
			array           []interface{}
			value           []interface{}
			wantContainsAll chainResult
		}{
			{
				name:            "first element",
				array:           []interface{}{123, "foo"},
				value:           []interface{}{123},
				wantContainsAll: success,
			},
			{
				name:            "second element",
				array:           []interface{}{123, "foo"},
				value:           []interface{}{"foo"},
				wantContainsAll: success,
			},
			{
				name:            "element not in array",
				array:           []interface{}{123, "foo"},
				value:           []interface{}{"FOO"},
				wantContainsAll: failure,
			},
			{
				name:            "array copy",
				array:           []interface{}{123, "foo"},
				value:           []interface{}{123, "foo"},
				wantContainsAll: success,
			},
			{
				name:            "double valid elements",
				array:           []interface{}{123, "foo"},
				value:           []interface{}{"foo", "foo"},
				wantContainsAll: success,
			},
			{
				name:            "array with one invalid element",
				array:           []interface{}{123, "foo"},
				value:           []interface{}{123, "foo", "FOO"},
				wantContainsAll: failure,
			},
			{
				name:            "subset of array",
				array:           []interface{}{123, "foo", "bar"},
				value:           []interface{}{"bar", "foo"},
				wantContainsAll: success,
			},
		}

		for _, tc := range cases {
			t.Run(tc.name, func(t *testing.T) {
				reporter := newMockReporter(t)

				NewArray(reporter, tc.array).ContainsAll(tc.value...).
					chain.assert(t, tc.wantContainsAll)

				NewArray(reporter, tc.array).NotContainsAll(tc.value...).
					chain.assert(t, !tc.wantContainsAll)
			})
		}
	})

	t.Run("canonization", func(t *testing.T) {
		type (
			myInt int
		)

		reporter := newMockReporter(t)

		NewArray(reporter, []interface{}{123, 456}).ContainsAll(myInt(123), 456.0).
			chain.assert(t, success)

		NewArray(reporter, []interface{}{123, 456}).NotContainsAll(myInt(123), 456.0).
			chain.assert(t, failure)
	})

	t.Run("invalid argument", func(t *testing.T) {
		reporter := newMockReporter(t)

		NewArray(reporter, []interface{}{}).ContainsAll(func() {}).
			chain.assert(t, failure)

		NewArray(reporter, []interface{}{}).NotContainsAll(func() {}).
			chain.assert(t, failure)
	})
}

func TestArray_ContainsAny(t *testing.T) {
	t.Run("basic", func(t *testing.T) {
		cases := []struct {
			name            string
			array           []interface{}
			value           []interface{}
			wantContainsAny chainResult
		}{
			{
				name:            "first element",
				array:           []interface{}{123, "foo"},
				value:           []interface{}{123},
				wantContainsAny: success,
			},
			{
				name:            "copy of array",
				array:           []interface{}{123, "foo"},
				value:           []interface{}{"foo", 123},
				wantContainsAny: success,
			},
			{
				name:            "double valid elements",
				array:           []interface{}{123, "foo"},
				value:           []interface{}{"foo", "foo"},
				wantContainsAny: success,
			},
			{
				name:            "array with one invalid element",
				array:           []interface{}{123, "foo"},
				value:           []interface{}{123, "foo", "FOO"},
				wantContainsAny: success,
			},
			{
				name:            "invalid element",
				array:           []interface{}{123, "foo"},
				value:           []interface{}{"FOO"},
				wantContainsAny: failure,
			},
			{
				name:            "subset of array",
				array:           []interface{}{123, "foo", "bar"},
				value:           []interface{}{"bar", "foo"},
				wantContainsAny: success,
			},
		}
		for _, tc := range cases {
			t.Run(tc.name, func(t *testing.T) {
				reporter := newMockReporter(t)

				NewArray(reporter, tc.array).ContainsAny(tc.value...).
					chain.assert(t, tc.wantContainsAny)

				NewArray(reporter, tc.array).NotContainsAny(tc.value...).
					chain.assert(t, !tc.wantContainsAny)
			})
		}

	})

	t.Run("canonization", func(t *testing.T) {
		type (
			myInt   int
			myArray []interface{}
		)

		cases := []struct {
			name            string
			array           []interface{}
			value           []interface{}
			wantContainsAny chainResult
		}{
			{
				name:            "int float check",
				array:           []interface{}{123, 789, "foo", []interface{}{567, 456}},
				value:           []interface{}{myInt(123), 789.0},
				wantContainsAny: success,
			},
			{
				name:            "array check",
				array:           []interface{}{123, 789, "foo", []interface{}{567, 456}},
				value:           []interface{}{myArray{567.0, 456.0}},
				wantContainsAny: success,
			},
		}

		for _, tc := range cases {
			t.Run(tc.name, func(t *testing.T) {
				reporter := newMockReporter(t)

				NewArray(reporter, tc.array).
					ContainsAny(tc.value...).chain.assert(t, tc.wantContainsAny)

				NewArray(reporter, tc.array).
					NotContainsAny(tc.value...).chain.assert(t, !tc.wantContainsAny)
			})
		}
	})

	t.Run("invalid argument", func(t *testing.T) {
		reporter := newMockReporter(t)

		NewArray(reporter, []interface{}{}).ContainsAny(func() {}).
			chain.assert(t, failure)

		NewArray(reporter, []interface{}{}).NotContainsAny(func() {}).
			chain.assert(t, failure)
	})
}

func TestArray_ContainsOnly(t *testing.T) {
	t.Run("without duplicates", func(t *testing.T) {
		cases := []struct {
			name             string
			array            []interface{}
			value            []interface{}
			wantContainsOnly chainResult
		}{
			{
				name:             "first element",
				array:            []interface{}{123, "foo"},
				value:            []interface{}{123},
				wantContainsOnly: failure,
			},
			{
				name:             "second element",
				array:            []interface{}{123, "foo"},
				value:            []interface{}{"foo"},
				wantContainsOnly: failure,
			},
			{
				name:             "copy of array",
				array:            []interface{}{123, "foo"},
				value:            []interface{}{123, "foo"},
				wantContainsOnly: success,
			},
			{
				name:             "copy of array with one valid value added",
				array:            []interface{}{123, "foo"},
				value:            []interface{}{123, "foo", "foo"},
				wantContainsOnly: success,
			},
			{
				name:             "different order of array",
				array:            []interface{}{123, "foo"},
				value:            []interface{}{"foo", 123},
				wantContainsOnly: success,
			},
			{
				name:             "copy of array with one invalid value added",
				array:            []interface{}{123, "foo"},
				value:            []interface{}{"foo", 123, "bar"},
				wantContainsOnly: failure,
			},
		}
		for _, tc := range cases {
			t.Run(tc.name, func(t *testing.T) {
				reporter := newMockReporter(t)

				NewArray(reporter, tc.array).ContainsOnly(tc.value...).
					chain.assert(t, tc.wantContainsOnly)

				NewArray(reporter, tc.array).NotContainsOnly(tc.value...).
					chain.assert(t, !tc.wantContainsOnly)
			})
		}
	})

	t.Run("with duplicates", func(t *testing.T) {
		cases := []struct {
			name             string
			array            []interface{}
			value            []interface{}
			wantContainsOnly chainResult
		}{
			{
				name:             "copy of array with no duplicates",
				array:            []interface{}{123, "foo", "foo"},
				value:            []interface{}{123, "foo"},
				wantContainsOnly: success,
			},
			{
				name:             "copy of no duplicates array with other element duplciated",
				array:            []interface{}{123, "foo", "foo"},
				value:            []interface{}{123, 123, "foo"},
				wantContainsOnly: success,
			},
			{
				name:             "copy of array",
				array:            []interface{}{123, "foo", "foo"},
				value:            []interface{}{123, "foo", "foo"},
				wantContainsOnly: success,
			},
			{
				name:             "copy of array reordered",
				array:            []interface{}{123, "foo", "foo"},
				value:            []interface{}{"foo", 123, "foo"},
				wantContainsOnly: success,
			},
		}

		for _, tc := range cases {
			t.Run(tc.name, func(t *testing.T) {
				reporter := newMockReporter(t)

				NewArray(reporter, tc.array).ContainsOnly(tc.value...).
					chain.assert(t, tc.wantContainsOnly)

				NewArray(reporter, tc.array).NotContainsOnly(tc.value...).
					chain.assert(t, !tc.wantContainsOnly)
			})
		}
	})

	t.Run("canonization", func(t *testing.T) {
		type (
			myInt int
		)

		cases := []struct {
			name             string
			array            []interface{}
			value            []interface{}
			wantContainsOnly chainResult
		}{
			{
				name:             "float variable",
				array:            []interface{}{123, 456, 456},
				value:            []interface{}{456.0},
				wantContainsOnly: failure,
			},
			{
				name:             "myInt and float variable",
				array:            []interface{}{123, 456, 456},
				value:            []interface{}{myInt(123), 456.0},
				wantContainsOnly: success,
			},
		}

		for _, tc := range cases {
			t.Run(tc.name, func(t *testing.T) {
				reporter := newMockReporter(t)

				NewArray(reporter, tc.array).ContainsOnly(tc.value...).
					chain.assert(t, tc.wantContainsOnly)

				NewArray(reporter, tc.array).NotContainsOnly(tc.value...).
					chain.assert(t, !tc.wantContainsOnly)
			})
		}
	})

	t.Run("invalid argument", func(t *testing.T) {
		reporter := newMockReporter(t)

		NewArray(reporter, []interface{}{}).ContainsOnly(func() {}).
			chain.assert(t, failure)

		NewArray(reporter, []interface{}{}).NotContainsOnly(func() {}).
			chain.assert(t, failure)
	})
}

func TestArray_HasValue(t *testing.T) {
	t.Run("basic", func(t *testing.T) {
		cases := []struct {
			name            string
			array           []interface{}
			index           int
			value           interface{}
			wantHasValue    chainResult
			wantNotHasValue chainResult
		}{
			{
				name: "index zero check",
				array: []interface{}{
					123,
					[]interface{}{"456", 789},
					map[string]interface{}{
						"a": "b",
					},
				},
				index:           0,
				value:           123,
				wantHasValue:    success,
				wantNotHasValue: failure,
			},
			{
				name: "index one check",
				array: []interface{}{
					123,
					[]interface{}{"456", 789},
					map[string]interface{}{
						"a": "b",
					},
				},
				index:           1,
				value:           []interface{}{"456", 789},
				wantHasValue:    success,
				wantNotHasValue: failure,
			},
			{
				name: "index two check",
				array: []interface{}{
					123,
					[]interface{}{"456", 789},
					map[string]interface{}{
						"a": "b",
					},
				},
				index:           2,
				value:           map[string]interface{}{"a": "b"},
				wantHasValue:    success,
				wantNotHasValue: failure,
			},
			{
				name: "out of bounds check",
				array: []interface{}{
					123,
					[]interface{}{"456", 789},
					map[string]interface{}{
						"a": "b",
					},
				},
				index:           3,
				value:           777,
				wantHasValue:    failure,
				wantNotHasValue: failure,
			},
			{
				name: "wrong value check",
				array: []interface{}{
					123,
					[]interface{}{"456", 789},
					map[string]interface{}{
						"a": "b",
					},
				},
				index:           0,
				value:           777,
				wantHasValue:    failure,
				wantNotHasValue: success,
			},
		}

		for _, tc := range cases {
			t.Run(tc.name, func(t *testing.T) {
				reporter := newMockReporter(t)

				NewArray(reporter, tc.array).HasValue(tc.index, tc.value).
					chain.assert(t, tc.wantHasValue)

				NewArray(reporter, tc.array).NotHasValue(tc.index, tc.value).
					chain.assert(t, tc.wantNotHasValue)
			})
		}
	})

	t.Run("struct", func(t *testing.T) {
		type (
			A struct {
				B int `json:"b"`
				C int `json:"c"`
			}

			Baz struct {
				A A `json:"a"`
			}
		)

		cases := []struct {
			name            string
			array           []interface{}
			index           int
			value           interface{}
			wantHasValue    chainResult
			wantNotHasValue chainResult
		}{
			{
				name: "struct comparison",
				array: []interface{}{
					map[string]interface{}{
						"a": map[string]interface{}{
							"b": 333,
							"c": 444,
						},
					},
				},
				index: 0,
				value: Baz{
					A: A{
						B: 333,
						C: 444,
					},
				},
				wantHasValue:    success,
				wantNotHasValue: failure,
			},
			{
				name: "empty struct comparison",
				array: []interface{}{
					map[string]interface{}{
						"a": map[string]interface{}{
							"b": 333,
							"c": 444,
						},
					},
				},
				index:           0,
				value:           Baz{},
				wantHasValue:    failure,
				wantNotHasValue: success,
			},
		}
		for _, tc := range cases {
			t.Run(tc.name, func(t *testing.T) {
				reporter := newMockReporter(t)

				NewArray(reporter, tc.array).HasValue(tc.index, tc.value).
					chain.assert(t, tc.wantHasValue)

				NewArray(reporter, tc.array).NotHasValue(tc.index, tc.value).
					chain.assert(t, tc.wantNotHasValue)
			})
		}
	})

	t.Run("canonization", func(t *testing.T) {
		type (
			myArray []interface{}
			myMap   map[string]interface{}
			myInt   int
		)

		cases := []struct {
			name            string
			array           []interface{}
			index           int
			value           interface{}
			wantHasValue    chainResult
			wantNotHasValue chainResult
		}{
			{
				name: "myArray and myInt testing",
				array: []interface{}{
					123,
					[]interface{}{"456", 789},
					map[string]interface{}{
						"a": "b",
					},
				},
				index:           1,
				value:           myArray{"456", myInt(789)},
				wantHasValue:    success,
				wantNotHasValue: failure,
			},
			{
				name: "myMap testing",
				array: []interface{}{
					123,
					[]interface{}{"456", 789},
					map[string]interface{}{
						"a": "b",
					},
				},
				index:           2,
				value:           myMap{"a": "b"},
				wantHasValue:    success,
				wantNotHasValue: failure,
			},
		}

		for _, tc := range cases {
			t.Run(tc.name, func(t *testing.T) {
				reporter := newMockReporter(t)

				NewArray(reporter, tc.array).HasValue(tc.index, tc.value).
					chain.assert(t, tc.wantHasValue)

				NewArray(reporter, tc.array).NotHasValue(tc.index, tc.value).
					chain.assert(t, tc.wantNotHasValue)
			})
		}
	})

	t.Run("invalid argument", func(t *testing.T) {
		reporter := newMockReporter(t)

		NewArray(reporter, []interface{}{1, 2, 3}).HasValue(1, func() {}).
			chain.assert(t, failure)

		NewArray(reporter, []interface{}{1, 2, 3}).NotHasValue(1, func() {}).
			chain.assert(t, failure)
	})
}

func TestArray_Iter(t *testing.T) {
	t.Run("empty", func(t *testing.T) {
		reporter := newMockReporter(t)

		data := []interface{}{}

		value := NewArray(reporter, data)

		it := value.Iter()

		assert.NotNil(t, it)
		assert.Equal(t, 0, len(data), it)

		value.chain.assert(t, success)
	})

	t.Run("not empty", func(t *testing.T) {
		reporter := newMockReporter(t)

		data := []interface{}{"foo", 123.0}

		value := NewArray(reporter, data)

		it := value.Iter()

		assert.NotNil(t, it)
		assert.Equal(t, 2, len(it))
		assert.Equal(t, "foo", it[0].Raw())
		assert.Equal(t, 123.0, it[1].Raw())

		value.chain.assert(t, success)
	})
}

func TestArray_Every(t *testing.T) {
	t.Run("check value", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{2, 4, 6})

		invoked := 0
		array.Every(func(_ int, val *Value) {
			if v, ok := val.Raw().(float64); ok {
				invoked++
				assert.Equal(t, 0, int(v)%2)
			}
		})

		assert.Equal(t, 3, invoked)
		array.chain.assert(t, success)
	})

	t.Run("check index", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{1, 2, 3})

		invoked := 0
		array.Every(func(idx int, val *Value) {
			if v, ok := val.Raw().(float64); ok {
				invoked++
				assert.Equal(t, idx, int(v)-1)
			}
		})

		assert.Equal(t, 3, invoked)
		array.chain.assert(t, success)
	})

	t.Run("empty array", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{})

		invoked := 0
		array.Every(func(_ int, val *Value) {
			invoked++
		})

		assert.Equal(t, 0, invoked)
		array.chain.assert(t, success)
	})

	t.Run("one assertion fails", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{"foo", "", "bar"})

		invoked := 0
		array.Every(func(_ int, val *Value) {
			invoked++
			val.String().NotEmpty()
		})

		assert.Equal(t, 3, invoked)
		array.chain.assert(t, failure)
	})

	t.Run("all assertions fail", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{"", "", ""})

		invoked := 0
		array.Every(func(_ int, val *Value) {
			invoked++
			val.String().NotEmpty()
		})

		assert.Equal(t, 3, invoked)
		array.chain.assert(t, failure)
	})

	t.Run("invalid argument", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{1, 2, 3})
		array.Every((func(index int, value *Value))(nil))
		array.chain.assert(t, failure)
	})
}

func TestArray_Transform(t *testing.T) {
	t.Run("check index", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{1, 2, 3})

		newArray := array.Transform(func(idx int, val interface{}) interface{} {
			if v, ok := val.(float64); ok {
				assert.Equal(t, idx, int(v)-1)
			}
			return val
		})

		assert.Equal(t, []interface{}{float64(1), float64(2), float64(3)}, newArray.value)
		newArray.chain.assert(t, success)
	})

	t.Run("transform value", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{2, 4, 6})

		newArray := array.Transform(func(_ int, val interface{}) interface{} {
			if v, ok := val.(float64); ok {
				return int(v) * int(v)
			}
			t.Errorf("failed transformation")
			return nil
		})

		assert.Equal(t, []interface{}{float64(4), float64(16), float64(36)}, newArray.value)
		newArray.chain.assert(t, success)
	})

	t.Run("empty array", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{})

		newArray := array.Transform(func(_ int, _ interface{}) interface{} {
			t.Errorf("failed transformation")
			return nil
		})

		newArray.chain.assert(t, success)
	})

	t.Run("invalid argument", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{2, 4, 6})

		newArray := array.Transform(nil)

		newArray.chain.assert(t, failure)
	})

	t.Run("canonization", func(t *testing.T) {
		type (
			myInt int
		)

		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{2, 4, 6})

		newArray := array.Transform(func(_ int, val interface{}) interface{} {
			if val, ok := val.(float64); ok {
				return myInt(val)
			}
			t.Errorf("failed transformation")
			return nil
		})

		assert.Equal(t, []interface{}{2.0, 4.0, 6.0}, newArray.Raw())
		newArray.chain.assert(t, success)
	})
}

func TestArray_Filter(t *testing.T) {
	t.Run("elements of same type", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{1, 2, 3, 4, 5, 6})

		filteredArray := array.Filter(func(index int, value *Value) bool {
			return value.Raw() != 2.0 && value.Raw() != 5.0
		})

		assert.Equal(t, []interface{}{1.0, 3.0, 4.0, 6.0}, filteredArray.Raw())
		assert.Equal(t, array.Raw(), []interface{}{1.0, 2.0, 3.0, 4.0, 5.0, 6.0})

		array.chain.assert(t, success)
		filteredArray.chain.assert(t, success)
	})

	t.Run("elements of different types", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{"foo", "bar", true, 1.0})

		filteredArray := array.Filter(func(index int, value *Value) bool {
			return value.Raw() != "bar"
		})

		assert.Equal(t, []interface{}{"foo", true, 1.0}, filteredArray.Raw())
		assert.Equal(t, array.Raw(), []interface{}{"foo", "bar", true, 1.0})

		array.chain.assert(t, success)
		filteredArray.chain.assert(t, success)
	})

	t.Run("empty array", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{})

		filteredArray := array.Filter(func(index int, value *Value) bool {
			return false
		})

		assert.Equal(t, []interface{}{}, filteredArray.Raw())
		assert.Equal(t, array.Raw(), []interface{}{})

		array.chain.assert(t, success)
		filteredArray.chain.assert(t, success)
	})

	t.Run("no match", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{"foo", "bar", true, 1.0})

		filteredArray := array.Filter(func(index int, value *Value) bool {
			return false
		})

		assert.Equal(t, []interface{}{}, filteredArray.Raw())
		assert.Equal(t, array.Raw(), []interface{}{"foo", "bar", true, 1.0})

		array.chain.assert(t, success)
		filteredArray.chain.assert(t, success)
	})

	t.Run("assertion fails", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{1.0, "foo", "bar", 4.0, "baz", 6.0})

		filteredArray := array.Filter(func(index int, value *Value) bool {
			stringifiedValue := value.String().NotEmpty().Raw()
			return stringifiedValue != "bar"
		})

		assert.Equal(t, []interface{}{"foo", "baz"}, filteredArray.Raw())
		assert.Equal(t, array.Raw(), []interface{}{1.0, "foo", "bar", 4.0, "baz", 6.0})

		array.chain.assert(t, success)
		filteredArray.chain.assert(t, success)
	})

	t.Run("invalid argument", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{"foo", "bar", true, 1.0})
		filteredArray := array.Filter((func(index int, value *Value) bool)(nil))
		array.chain.assert(t, failure)
		filteredArray.chain.assert(t, failure)
	})
}

func TestArray_Find(t *testing.T) {
	t.Run("elements of same type", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{1, 2, 3, 4, 5, 6})

		foundValue := array.Find(func(index int, value *Value) bool {
			return value.Raw() == 2.0
		})

		assert.Equal(t, 2.0, foundValue.Raw())
		assert.Equal(t, array.Raw(), []interface{}{1.0, 2.0, 3.0, 4.0, 5.0, 6.0})

		array.chain.assert(t, success)
		foundValue.chain.assert(t, success)
	})

	t.Run("elements of different types", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{1, "foo", true, "bar"})

		foundValue := array.Find(func(index int, value *Value) bool {
			stringifiedValue := value.String().NotEmpty().Raw()
			return stringifiedValue == "bar"
		})

		assert.Equal(t, "bar", foundValue.Raw())
		assert.Equal(t, array.Raw(), []interface{}{1.0, "foo", true, "bar"})

		array.chain.assert(t, success)
		foundValue.chain.assert(t, success)
	})

	t.Run("first match", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{1, "foo", true, "bar"})

		foundValue := array.Find(func(index int, value *Value) bool {
			stringifiedValue := value.String().Raw()
			return stringifiedValue != ""
		})

		assert.Equal(t, "foo", foundValue.Raw())
		assert.Equal(t, array.Raw(), []interface{}{1.0, "foo", true, "bar"})

		array.chain.assert(t, success)
		foundValue.chain.assert(t, success)
	})

	t.Run("no match", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{1, "foo", true, "bar"})

		foundValue := array.Find(func(index int, value *Value) bool {
			return value.Raw() == 2.0
		})

		assert.Equal(t, nil, foundValue.Raw())
		assert.Equal(t, array.Raw(), []interface{}{1.0, "foo", true, "bar"})

		array.chain.assert(t, failure)
		foundValue.chain.assert(t, failure)
	})

	t.Run("empty array", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{})

		foundValue := array.Find(func(index int, value *Value) bool {
			return value.Raw() == 2.0
		})

		assert.Equal(t, nil, foundValue.Raw())
		assert.Equal(t, array.Raw(), []interface{}{})

		array.chain.assert(t, failure)
		foundValue.chain.assert(t, failure)
	})

	t.Run("predicate returns true, assertion fails, no match", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{1, 2})

		foundValue := array.Find(func(index int, value *Value) bool {
			value.String()
			return true
		})

		assert.Equal(t, nil, foundValue.Raw())
		assert.Equal(t, array.Raw(), []interface{}{1.0, 2.0})

		array.chain.assert(t, failure)
		foundValue.chain.assert(t, failure)
	})

	t.Run("predicate returns true, assertion fails, have match", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{1, 2, "str"})

		foundValue := array.Find(func(index int, value *Value) bool {
			value.String()
			return true
		})

		assert.Equal(t, "str", foundValue.Raw())
		assert.Equal(t, array.Raw(), []interface{}{1.0, 2.0, "str"})

		array.chain.assert(t, success)
		foundValue.chain.assert(t, success)
	})

	t.Run("invalid argument", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{1, 2})

		foundValue := array.Find(nil)

		assert.Equal(t, nil, foundValue.Raw())
		assert.Equal(t, array.Raw(), []interface{}{1.0, 2.0})

		array.chain.assert(t, failure)
		foundValue.chain.assert(t, failure)
	})
}

func TestArray_FindAll(t *testing.T) {
	t.Run("elements of same type", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{1, 2, 3, 4, 5, 6})

		foundValues := array.FindAll(func(index int, value *Value) bool {
			return value.Raw() == 2.0 || value.Raw() == 5.0
		})

		actual := []interface{}{}
		for _, value := range foundValues {
			actual = append(actual, value.Raw())
		}

		assert.Equal(t, []interface{}{2.0, 5.0}, actual)
		assert.Equal(t, array.Raw(), []interface{}{1.0, 2.0, 3.0, 4.0, 5.0, 6.0})

		array.chain.assert(t, success)
		for _, value := range foundValues {
			value.chain.assert(t, success)
		}
	})

	t.Run("elements of different types", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{1.0, "foo", true, "bar"})

		foundValues := array.FindAll(func(index int, value *Value) bool {
			stringifiedValue := value.String().Raw()
			return stringifiedValue != ""
		})

		actual := []interface{}{}
		for _, value := range foundValues {
			actual = append(actual, value.Raw())
		}

		assert.Equal(t, []interface{}{"foo", "bar"}, actual)
		assert.Equal(t, array.Raw(), []interface{}{1.0, "foo", true, "bar"})

		array.chain.assert(t, success)
		for _, value := range foundValues {
			value.chain.assert(t, success)
		}
	})

	t.Run("no match", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{1.0, "foo", true, "bar"})

		foundValues := array.FindAll(func(index int, value *Value) bool {
			return value.Raw() == 2.0
		})

		actual := []interface{}{}
		for _, value := range foundValues {
			actual = append(actual, value.Raw())
		}

		assert.Equal(t, []interface{}{}, actual)
		assert.Equal(t, array.Raw(), []interface{}{1.0, "foo", true, "bar"})

		array.chain.assert(t, success)
		for _, value := range foundValues {
			value.chain.assert(t, success)
		}
	})

	t.Run("empty array", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{})

		foundValues := array.FindAll(func(index int, value *Value) bool {
			return value.Raw() == 2.0
		})

		actual := []interface{}{}
		for _, value := range foundValues {
			actual = append(actual, value.Raw())
		}

		assert.Equal(t, []interface{}{}, actual)
		assert.Equal(t, array.Raw(), []interface{}{})

		array.chain.assert(t, success)
		for _, value := range foundValues {
			value.chain.assert(t, success)
		}
	})

	t.Run("predicate returns true, assertion fails, no match", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{1, 2})

		foundValues := array.FindAll(func(index int, value *Value) bool {
			value.String()
			return true
		})

		actual := []interface{}{}
		for _, value := range foundValues {
			actual = append(actual, value.Raw())
		}

		assert.Equal(t, []interface{}{}, actual)
		assert.Equal(t, array.Raw(), []interface{}{1.0, 2.0})

		array.chain.assert(t, success)
		for _, value := range foundValues {
			value.chain.assert(t, success)
		}
	})

	t.Run("predicate returns true, assertion fails, have matches", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{"foo", 1, 2, "bar"})

		foundValues := array.FindAll(func(index int, value *Value) bool {
			value.String()
			return true
		})

		actual := []interface{}{}
		for _, value := range foundValues {
			actual = append(actual, value.Raw())
		}

		assert.Equal(t, []interface{}{"foo", "bar"}, actual)
		assert.Equal(t, array.Raw(), []interface{}{"foo", 1.0, 2.0, "bar"})

		array.chain.assert(t, success)
		for _, value := range foundValues {
			value.chain.assert(t, success)
		}
	})

	t.Run("invalid argument", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{1, 2})

		foundValues := array.FindAll(nil)

		actual := []interface{}{}
		for _, value := range foundValues {
			actual = append(actual, value.Raw())
		}

		assert.Equal(t, []interface{}{}, actual)
		assert.Equal(t, array.Raw(), []interface{}{1.0, 2.0})

		array.chain.assert(t, failure)
		for _, value := range foundValues {
			value.chain.assert(t, failure)
		}
	})
}

func TestArray_NotFind(t *testing.T) {
	t.Run("no match", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{1, "foo", true, "bar"})

		afterArray := array.NotFind(func(index int, value *Value) bool {
			return value.String().Raw() == "baz"
		})

		assert.Same(t, array, afterArray)
		array.chain.assert(t, success)
	})

	t.Run("have match", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{1, "foo", true, "bar"})

		afterArray := array.NotFind(func(index int, value *Value) bool {
			return value.String().NotEmpty().Raw() == "bar"
		})

		assert.Same(t, array, afterArray)
		array.chain.assert(t, failure)
	})

	t.Run("empty array", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{})

		afterArray := array.NotFind(func(index int, value *Value) bool {
			return value.Raw() == 2.0
		})

		assert.Same(t, array, afterArray)
		array.chain.assert(t, success)
	})

	t.Run("predicate returns true, assertion fails, no match", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{1, 2})

		afterArray := array.NotFind(func(index int, value *Value) bool {
			value.String()
			return true
		})

		assert.Same(t, array, afterArray)
		array.chain.assert(t, success)
	})

	t.Run("predicate returns true, assertion fails, have match", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{1, 2, "str"})

		afterArray := array.NotFind(func(index int, value *Value) bool {
			value.String()
			return true
		})

		assert.Same(t, array, afterArray)
		array.chain.assert(t, failure)
	})

	t.Run("invalid argument", func(t *testing.T) {
		reporter := newMockReporter(t)
		array := NewArray(reporter, []interface{}{1, 2})

		afterArray := array.NotFind(nil)

		assert.Same(t, array, afterArray)
		array.chain.assert(t, failure)
	})
}

func TestArray_IsOrdered(t *testing.T) {
	type args struct {
		values      []interface{}
		less        []func(x, y *Value) bool
		chainFailed bool
	}
	cases := []struct {
		name        string
		args        args
		isInvalid   bool
		isOrdered   bool
		isUnordered bool
	}{
		{
			name: "booleans ordered",
			args: args{
				values: []interface{}{false, false, true, true},
			},
			isInvalid:   false,
			isOrdered:   true,
			isUnordered: false,
		},
		{
			name: "booleans unordered",
			args: args{
				values: []interface{}{true, false, true, false},
			},
			isInvalid:   false,
			isOrdered:   false,
			isUnordered: true,
		},
		{
			name: "numbers ordered",
			args: args{
				values: []interface{}{1, 1, 2, 3},
			},
			isInvalid:   false,
			isOrdered:   true,
			isUnordered: false,
		},
		{
			name: "numbers unordered",
			args: args{
				values: []interface{}{3, 1, 1, 2},
			},
			isInvalid:   false,
			isOrdered:   false,
			isUnordered: true,
		},
		{
			name: "strings ordered",
			args: args{
				values: []interface{}{"", "a", "b", "ba"},
			},
			isInvalid:   false,
			isOrdered:   true,
			isUnordered: false,
		},
		{
			name: "strings unordered",
			args: args{
				values: []interface{}{"z", "y", "x", ""},
			},
			isInvalid:   false,
			isOrdered:   false,
			isUnordered: true,
		},
		{
			name: "all nils",
			args: args{
				values: []interface{}{nil, nil, nil},
			},
			isInvalid:   false,
			isOrdered:   true,
			isUnordered: false,
		},
		{
			name: "reversed",
			args: args{
				values: []interface{}{3, 2, 1},
			},
			isInvalid:   false,
			isOrdered:   false,
			isUnordered: true,
		},
		{
			name: "user-defined less function",
			args: args{
				values: []interface{}{1, 2, 3},
				less: []func(x, y *Value) bool{
					func(x, y *Value) bool {
						valX := x.Number().Raw()
						valY := y.Number().Raw()
						return valX < valY
					},
				},
			},
			isInvalid:   false,
			isOrdered:   true,
			isUnordered: false,
		},
		{
			name: "user-defined less function, negated",
			args: args{
				values: []interface{}{1, 2, 3},
				less: []func(x, y *Value) bool{
					func(x, y *Value) bool {
						valX := x.Number().Raw()
						valY := y.Number().Raw()
						return valX >= valY
					},
				},
			},
			isInvalid:   false,
			isOrdered:   false,
			isUnordered: true,
		},
		{
			name: "empty array",
			args: args{
				values: []interface{}{},
			},
			isInvalid:   false,
			isOrdered:   true,
			isUnordered: true,
		},
		{
			name: "one element",
			args: args{
				values: []interface{}{1},
			},
			isInvalid:   false,
			isOrdered:   true,
			isUnordered: true,
		},
		{
			name: "empty array, custom func",
			args: args{
				values: []interface{}{},
				less: []func(x, y *Value) bool{
					func(x, y *Value) bool {
						panic("test")
					},
				},
			},
			isInvalid:   false,
			isOrdered:   true,
			isUnordered: true,
		},
		{
			name: "one element, custom func",
			args: args{
				values: []interface{}{1},
				less: []func(x, y *Value) bool{
					func(x, y *Value) bool {
						panic("test")
					},
				},
			},
			isInvalid:   false,
			isOrdered:   true,
			isUnordered: true,
		},
		{
			name: "invalid, assertion failed",
			args: args{
				values: []interface{}{1, 2, 3},
				less: []func(x, y *Value) bool{
					func(x, y *Value) bool {
						x.String()
						y.String()
						return false
					},
				},
			},
			isInvalid: true,
		},
		{
			name: "invalid, multiple arguments",
			args: args{
				values: []interface{}{1, 2, 3},
				less: []func(x, y *Value) bool{
					func(x, y *Value) bool {
						return false
					},
					func(x, y *Value) bool {
						return true
					},
				},
			},
			isInvalid: true,
		},
		{
			name: "invalid, nil argument",
			args: args{
				values: []interface{}{1, 2, 3},
				less: []func(x, y *Value) bool{
					nil,
				},
			},
			isInvalid: true,
		},
		{
			name: "invalid, unsupported type",
			args: args{
				values: []interface{}{[]int{1, 2}, []int{3, 4}, []int{5, 6}},
				less:   []func(x, y *Value) bool{},
			},
			isInvalid: true,
		},
		{
			name: "invalid, multiple types",
			args: args{
				values: []interface{}{1, "abc", true},
				less:   []func(x, y *Value) bool{},
			},
			isInvalid: true,
		},
		{
			name: "invalid, failed chain",
			args: args{
				chainFailed: true,
			},
			isInvalid: true,
		},
	}
	for _, tc := range cases {
		t.Run(tc.name, func(t *testing.T) {
			reporter := newMockReporter(t)

			if tc.isInvalid {
				t.Run("normal", func(t *testing.T) {
					NewArray(reporter, tc.args.values).IsOrdered(tc.args.less...).
						chain.assert(t, failure)

					NewArray(reporter, tc.args.values).NotOrdered(tc.args.less...).
						chain.assert(t, failure)
				})

				t.Run("reversed", func(t *testing.T) {
					// reverse slice
					sort.SliceStable(tc.args.values, func(i, j int) bool {
						return i > j
					})

					NewArray(reporter, tc.args.values).IsOrdered(tc.args.less...).
						chain.assert(t, failure)

					NewArray(reporter, tc.args.values).NotOrdered(tc.args.less...).
						chain.assert(t, failure)
				})
			} else {
				t.Run("is ordered", func(t *testing.T) {
					if tc.isOrdered {
						NewArray(reporter, tc.args.values).IsOrdered(tc.args.less...).
							chain.assert(t, success)
					} else {
						NewArray(reporter, tc.args.values).IsOrdered(tc.args.less...).
							chain.assert(t, failure)
					}
				})

				t.Run("not ordered", func(t *testing.T) {
					if tc.isUnordered {
						NewArray(reporter, tc.args.values).NotOrdered(tc.args.less...).
							chain.assert(t, success)
					} else {
						NewArray(reporter, tc.args.values).NotOrdered(tc.args.less...).
							chain.assert(t, failure)
					}
				})
			}
		})
	}
}

func TestArray_ComparatorErrors(t *testing.T) {
	t.Run("nil slice", func(t *testing.T) {
		chain := newMockChain(t).enter("test")

		fn := builtinComparator(chain, nil)

		assert.Nil(t, fn)
		chain.assert(t, success)
	})

	t.Run("0 elements", func(t *testing.T) {
		chain := newMockChain(t).enter("test")

		fn := builtinComparator(chain, []interface{}{})

		assert.Nil(t, fn)
		chain.assert(t, success)
	})

	t.Run("1 element", func(t *testing.T) {
		chain := newMockChain(t).enter("test")

		fn := builtinComparator(chain, []interface{}{
			"test",
		})

		assert.Nil(t, fn)
		chain.assert(t, success)
	})

	t.Run("2 elements, bad_type", func(t *testing.T) {
		chain := newMockChain(t).enter("test")

		fn := builtinComparator(chain, []interface{}{
			"test",
			make(chan int), // bad type
		})

		assert.Nil(t, fn)
		chain.assert(t, failure)
	})

	t.Run("2 elements, good types", func(t *testing.T) {
		chain := newMockChain(t).enter("test")

		fn := builtinComparator(chain, []interface{}{
			"test",
			"test",
		})

		assert.NotNil(t, fn)
		chain.assert(t, success)
	})
}