public function FileMimeTypeTest::testFileMimeTypeDetection in Drupal 7

Test mapping of mimetypes from filenames.

File

modules/simpletest/tests/file.test, line 2835

This provides SimpleTests for the core file handling functionality. These include FileValidateTest and FileSaveTest.

Class

FileMimeTypeTest

Tests for file_get_mimetype().

Code

public function testFileMimeTypeDetection() {
  $prefix = 'public://';
  $test_case = array(
    'test.jar' => 'application/java-archive',
    'test.jpeg' => 'image/jpeg',
    'test.JPEG' => 'image/jpeg',
    'test.jpg' => 'image/jpeg',
    'test.jar.jpg' => 'image/jpeg',
    'test.jpg.jar' => 'application/java-archive',
    'test.pcf.Z' => 'application/x-font',
    'pcf.z' => 'application/octet-stream',
    'jar' => 'application/octet-stream',
    'some.junk' => 'application/octet-stream',
    'foo.file_test_1' => 'madeup/file_test_1',
    'foo.file_test_2' => 'madeup/file_test_2',
    'foo.doc' => 'madeup/doc',
    'test.ogg' => 'audio/ogg',
  );

  // Test using default mappings.
  foreach ($test_case as $input => $expected) {

    // Test stream [URI].
    $output = file_get_mimetype($prefix . $input);
    $this
      ->assertIdentical($output, $expected, format_string('Mimetype for %input is %output (expected: %expected).', array(
      '%input' => $input,
      '%output' => $output,
      '%expected' => $expected,
    )));

    // Test normal path equivalent
    $output = file_get_mimetype($input);
    $this
      ->assertIdentical($output, $expected, format_string('Mimetype (using default mappings) for %input is %output (expected: %expected).', array(
      '%input' => $input,
      '%output' => $output,
      '%expected' => $expected,
    )));
  }

  // Now test passing in the map.
  $mapping = array(
    'mimetypes' => array(
      0 => 'application/java-archive',
      1 => 'image/jpeg',
    ),
    'extensions' => array(
      'jar' => 0,
      'jpg' => 1,
    ),
  );
  $test_case = array(
    'test.jar' => 'application/java-archive',
    'test.jpeg' => 'application/octet-stream',
    'test.jpg' => 'image/jpeg',
    'test.jar.jpg' => 'image/jpeg',
    'test.jpg.jar' => 'application/java-archive',
    'test.pcf.z' => 'application/octet-stream',
    'pcf.z' => 'application/octet-stream',
    'jar' => 'application/octet-stream',
    'some.junk' => 'application/octet-stream',
    'foo.file_test_1' => 'application/octet-stream',
    'foo.file_test_2' => 'application/octet-stream',
    'foo.doc' => 'application/octet-stream',
    'test.ogg' => 'application/octet-stream',
  );
  foreach ($test_case as $input => $expected) {
    $output = file_get_mimetype($input, $mapping);
    $this
      ->assertIdentical($output, $expected, format_string('Mimetype (using passed-in mappings) for %input is %output (expected: %expected).', array(
      '%input' => $input,
      '%output' => $output,
      '%expected' => $expected,
    )));
  }
}