The assertCount() is a built in PHP function to test your php based features before deploying the application on your live application. assertCount() function is the inverse of this assertion and takes the same arguments.
Syntax:
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assertCount($expectedCount, $haystack[, string $message = '']) |
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<?php use PHPUnit\Framework\TestCase; class CountTest extends TestCase { public function testFailure() { $this->assertCount(0, ['foo']); } } |
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$ phpunit CountTest PHPUnit 8.4.0 by Sebastian Bergmann and contributors. F Time: 0 seconds, Memory: 4.75Mb There was 1 failure: 1) CountTest::testFailure Failed asserting that actual size 1 matches expected size 0. /home/sb/CountTest.php:6 FAILURES! Tests: 1, Assertions: 1, Failures: 1. |
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