| <!DOCTYPE html> |
| |
| <script src="../resources/testharness.js"></script> |
| <script src="../resources/testharnessreport.js"></script> |
| |
| <style> |
| div { |
| background-color: red; |
| color: text; |
| } |
| |
| @media (prefers-color-scheme: light) { |
| #test1 { |
| background-color: lime; |
| } |
| } |
| |
| @media (prefers-color-scheme: dark) { |
| #test1 { |
| background-color: blue; |
| } |
| } |
| |
| @media (prefers-color-scheme: no-preference) { |
| /* This is valid, but should not apply for us since there is no option for no user preference. */ |
| #test1 { |
| background-color: cyan; |
| } |
| } |
| |
| @media (prefers-color-scheme: foo) { |
| /* This is invalid and should not apply. */ |
| #test1 { |
| background-color: yellow; |
| } |
| } |
| |
| @media (prefers-color-scheme) { |
| /* This is valid and should always apply for us, since there is always a user preference currently. */ |
| #test2 { |
| background-color: lime; |
| } |
| } |
| </style> |
| |
| <div id="test1"></div> |
| <div id="test2"></div> |
| |
| <script> |
| function test_prop(id, prop, expected) { |
| assert_equals(window.getComputedStyle(document.getElementById(id)).getPropertyValue(prop).trim(), expected); |
| } |
| |
| test(function() { |
| // Styled background-color in media query should be lime green. |
| test_prop("test1", "background-color", "rgb(0, 255, 0)"); |
| |
| // The semantic text color should be black. |
| test_prop("test1", "color", "rgb(0, 0, 0)"); |
| }, "Element colors are correct in light color scheme"); |
| |
| test(function() { |
| // Styled background-color in media query should be lime green. |
| test_prop("test2", "background-color", "rgb(0, 255, 0)"); |
| |
| // The semantic text color should be black. |
| test_prop("test2", "color", "rgb(0, 0, 0)"); |
| }, "Element colors are correct in light color scheme with boolean context query"); |
| |
| test(function() { |
| if (window.internals) |
| internals.settings.setUseDarkAppearance(true); |
| }, "Dark color scheme enabled"); |
| |
| test(function() { |
| // Styled background-color in media query should be blue. |
| test_prop("test1", "background-color", "rgb(0, 0, 255)"); |
| |
| // The semantic text color should be black, and not change. |
| test_prop("test1", "color", "rgb(0, 0, 0)"); |
| }, "Element colors are correct in dark color scheme"); |
| |
| test(function() { |
| // Styled background-color in media query should be lime green. |
| test_prop("test2", "background-color", "rgb(0, 255, 0)"); |
| |
| // The semantic text color should be black. |
| test_prop("test2", "color", "rgb(0, 0, 0)"); |
| }, "Element colors are correct in dark color scheme with boolean context query"); |
| </script> |
