function TranslatableMarkupTest::testToString

Tests that errors are correctly handled when a __toString() fails.

@covers ::__toString

File

core/tests/Drupal/Tests/Core/StringTranslation/TranslatableMarkupTest.php, line 54

Class

TranslatableMarkupTest

Tests the TranslatableMarkup class.

Namespace

Code

public function testToString() {
    $translation = $this->createMock(TranslationInterface::class);
    $string = 'May I have an exception please?';
    $text = $this->getMockBuilder(TranslatableMarkup::class)
        ->setConstructorArgs([
        $string,
        [],
        [],
        $translation,
    ])
        ->onlyMethods([
        '_die',
    ])
        ->getMock();
    $text->expects($this->once())
        ->method('_die')
        ->willReturn('');
    $translation->method('translateString')
        ->with($text)
        ->willReturnCallback(function () {
        throw new \Exception('Yes you may.');
    });
    // We set a custom error handler because of https://github.com/sebastianbergmann/phpunit/issues/487
    set_error_handler([
        $this,
        'errorHandler',
    ]);
    // We want this to trigger an error.
    (string) $text;
    restore_error_handler();
    $this->assertEquals(E_USER_ERROR, $this->lastErrorNumber);
    $this->assertMatchesRegularExpression('/Exception thrown while calling __toString on a .*Mock_TranslatableMarkup_.* object in .*TranslatableMarkupTest.php on line [0-9]+: Yes you may./', $this->lastErrorMessage);
}