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string_test.go
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string_test.go
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package guti
import (
"reflect"
"testing"
)
func TestSortStrings(t *testing.T) {
testCases := []struct {
name string
input []string
ascending bool
expected []string
}{
{
name: "Sort in ascending order",
input: []string{"zebra", "apple", "banana", "carrot"},
ascending: true,
expected: []string{"apple", "banana", "carrot", "zebra"},
},
{
name: "Sort in descending order",
input: []string{"zebra", "apple", "banana", "carrot"},
ascending: false,
expected: []string{"zebra", "carrot", "banana", "apple"},
},
}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
actual := SortStrings(tc.input, tc.ascending)
if !reflect.DeepEqual(actual, tc.expected) {
t.Errorf("Unexpected result:\nExpected: %v\nActual: %v", tc.expected, actual)
}
})
}
}
func TestStringInSlice(t *testing.T) {
testCases := []struct {
name string
slice []string
searchStr string
expected bool
}{
{
name: "string found in slice",
slice: []string{"apple", "banana", "cherry"},
searchStr: "banana",
expected: true,
},
{
name: "string not found in slice",
slice: []string{"apple", "banana", "cherry"},
searchStr: "mango",
expected: false,
},
{
name: "empty slice",
slice: []string{},
searchStr: "banana",
expected: false,
},
}
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
actual := StringInSlice(tc.searchStr, tc.slice)
if actual != tc.expected {
t.Errorf("unexpected result: expected=%v, actual=%v", tc.expected, actual)
}
})
}
}
func TestToString(t *testing.T) {
testCases := []struct {
input interface{}
expected string
}{
{"Hello, world!", "Hello, world!"},
{[]byte("test"), "test"},
{42, "42"},
{3.14, "3.14"},
{true, "true"},
}
for _, tc := range testCases {
actual := ToString(tc.input)
if actual != tc.expected {
t.Errorf("ToString(%v) = %s; expected %s", tc.input, actual, tc.expected)
}
}
}