| <!DOCTYPE html> |
| <html> |
| <head> |
| <meta charset="utf-8"> |
| <title>CSS Masking Module Level 1: parsing mask-type with invalid values</title> |
| <link rel="help" href="https://drafts.fxtf.org/css-masking-1/#the-mask-type"> |
| <meta name="assert" content="mask-type supports only the grammar 'luminance | alpha'."> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/css/support/parsing-testcommon.js"></script> |
| </head> |
| <body> |
| <script> |
| test_invalid_value("mask-type", "auto"); |
| test_invalid_value("mask-type", "luminance alpha"); |
| test_invalid_value("mask-type", "alpha, luminance"); |
| </script> |
| </body> |
| </html> |
