class TranslatableMarkupTest

class TranslatableMarkupTest extends UnitTestCase {
  
  /**
   * Tests that errors are correctly handled when a __toString() fails.
   *
   * @legacy-covers ::__toString
   */
  public function testToString() : void {
    $string = 'May I have an exception?';
    $exception = new \Exception('Yes you may.');
    $text = $this->getMockBuilder(TranslatableMarkup::class)
      ->setConstructorArgs([
      $string,
      [],
      [],
    ])
      ->onlyMethods([
      'render',
    ])
      ->getMock();
    $text->expects($this->once())
      ->method('render')
      ->willThrowException($exception);
    $this->expectException(\Exception::class);
    $this->expectExceptionMessage($exception->getMessage());
    (string) $text;
  }
  
  /**
   * Tests is string assertion.
   *
   * @legacy-covers ::__construct
   */
  public function testIsStringAssertion() : void {
    $translation = $this->getStringTranslationStub();
    $this->expectException(\InvalidArgumentException::class);
    $this->expectExceptionMessage('$string ("foo") must be a string.');
    // phpcs:ignore Drupal.Semantics.FunctionT.NotLiteralString
    new TranslatableMarkup(new TranslatableMarkup('foo', [], [], $translation));
  }
  
  /**
   * Tests is string assertion with formattable markup.
   *
   * @legacy-covers ::__construct
   */
  public function testIsStringAssertionWithFormattableMarkup() : void {
    $formattable_string = new FormattableMarkup('@bar', [
      '@bar' => 'foo',
    ]);
    $this->expectException(\InvalidArgumentException::class);
    $this->expectExceptionMessage('$string ("foo") must be a string.');
    // phpcs:ignore Drupal.Semantics.FunctionT.NotLiteralString
    new TranslatableMarkup($formattable_string);
  }

}