Merge pull request #974 from erikgaal/expect-to-contain-equals

[2.x] Add `toContainEquals` expectation

src/Mixins/Expectation.php

@@ -196,6 +196,24 @@ public function toContain(mixed ...$needles): self
         return $this;
     }
 
+    /**
+     * Asserts that $needle equal an element of the value.
+     *
+     * @return self<TValue>
+     */
+    public function toContainEqual(mixed ...$needles): self
+    {
+        if (! is_iterable($this->value)) {
+            InvalidExpectationValue::expected('iterable');
+        }
+
+        foreach ($needles as $needle) {
+            Assert::assertContainsEquals($needle, $this->value);
+        }
+
+        return $this;
+    }
+
     /**
      * Asserts that the value starts with $expected.
      *

tests/Features/Expect/toContainEqual.php

@@ -0,0 +1,36 @@
+<?php
+
+use PHPUnit\Framework\ExpectationFailedException;
+
+
+test('passes arrays', function () {
+    expect([1, 2, 42])->toContainEqual('42');
+});
+
+test('passes arrays with multiple needles', function () {
+    expect([1, 2, 42])->toContainEqual('42', '2');
+});
+
+test('failures', function () {
+    expect([1, 2, 42])->toContainEqual('3');
+})->throws(ExpectationFailedException::class);
+
+test('failures with multiple needles (all failing)', function () {
+    expect([1, 2, 42])->toContainEqual('3', '4');
+})->throws(ExpectationFailedException::class);
+
+test('failures with multiple needles (some failing)', function () {
+    expect([1, 2, 42])->toContainEqual('1', '3', '4');
+})->throws(ExpectationFailedException::class);
+
+test('not failures', function () {
+    expect([1, 2, 42])->not->toContainEqual('42');
+})->throws(ExpectationFailedException::class);
+
+test('not failures with multiple needles (all failing)', function () {
+    expect([1, 2, 42])->not->toContainEqual('42', '2');
+})->throws(ExpectationFailedException::class);
+
+test('not failures with multiple needles (some failing)', function () {
+    expect([1, 2, 42])->not->toContainEqual('42', '1');
+})->throws(ExpectationFailedException::class);