woocommerce/tests/framework/class-wc-unit-test-case.php

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<?php
/**
* WC Unit Test Case
*
* Provides WooCommerce-specific setup/tear down/assert methods, custom factories,
* and helper functions
*
* @since 2.2
*/
class WC_Unit_Test_Case extends WP_UnitTestCase {
/** @var \WC_Unit_Test_Factory instance */
protected $factory;
/**
* Setup test case
*
* @since 2.2
*/
public function setUp() {
parent::setUp();
// add custom factories
$this->factory = new WC_Unit_Test_Factory();
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// setup mock WC session handler
add_filter( 'woocommerce_session_handler', array( $this, 'set_mock_session_handler' ) );
$this->setOutputCallback( array( $this, 'filter_output' ) );
}
/**
* Mock the WC session using the abstract class as cookies are not available
* during tests
*
* @since 2.2
* @return string
*/
public function set_mock_session_handler() {
return 'WC_Mock_Session_Handler';
}
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/**
* Strip newlines and tabs when using expectedOutputString() as otherwise
* the most template-related tests will fail due to indentation/alignment in
* the template not matching the sample strings set in the tests
*
* @since 2.2
*/
public function filter_output( $output ) {
$output = preg_replace( '/[\n]+/S', '', $output );
$output = preg_replace( '/[\t]+/S', '', $output );
return $output;
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}
/**
* Asserts thing is not WP_Error
*
* @since 2.2
* @param mixed $actual
* @param string $message
*/
public function assertNotWPError( $actual, $message = '' ) {
$this->assertNotInstanceOf( 'WP_Error', $actual, $message );
}
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/**
* Backport assertNotFalse to PHPUnit 3.6.12 which only runs in PHP 5.2
*
* @since 2.2
* @param $condition
* @param string $message
* @return mixed
*/
public static function assertNotFalse( $condition, $message = '' ) {
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if ( version_compare( phpversion(), '5.3', '<' ) ) {
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self::assertThat( $condition, self::logicalNot( self::isFalse() ), $message );
} else {
parent::assertNotFalse( $condition, $message );
}
}
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}