1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
|
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
const TEST_PATH = getRootDirectory(gTestPath).replace(
"chrome://mochitests/content",
"http://example.com"
);
async function testColorScheme(aPref, aExpectation) {
// Set the browser content theme to light or dark.
Services.prefs.setIntPref("browser.theme.content-theme", aPref);
// Reader Mode Color Scheme Preference must be manually set by the user, will
// default to "auto" initially.
Services.prefs.setCharPref("reader.color_scheme", aExpectation);
let aBodyExpectation = aExpectation;
if (aBodyExpectation === "auto") {
aBodyExpectation = aPref === 1 ? "light" : "dark";
}
// Open a browser tab, enter reader mode, and test if we have the valid
// reader mode color scheme preference pre-selected.
await BrowserTestUtils.withNewTab(
TEST_PATH + "readerModeArticle.html",
async function (browser) {
let pageShownPromise = BrowserTestUtils.waitForContentEvent(
browser,
"AboutReaderContentReady"
);
let readerButton = document.getElementById("reader-mode-button");
readerButton.click();
await pageShownPromise;
let colorScheme = Services.prefs.getCharPref("reader.color_scheme");
Assert.equal(colorScheme, aExpectation);
await SpecialPowers.spawn(browser, [aBodyExpectation], expectation => {
let bodyClass = content.document.body.className;
ok(
bodyClass.includes(expectation),
"The body of the test document has the correct color scheme."
);
});
}
);
}
/**
* Test that opening reader mode maintains the correct color scheme preference
* until the user manually sets a different color scheme.
*/
add_task(async function () {
await testColorScheme(0, "auto");
await testColorScheme(1, "auto");
await testColorScheme(0, "light");
await testColorScheme(1, "light");
await testColorScheme(0, "dark");
await testColorScheme(1, "dark");
await testColorScheme(0, "sepia");
await testColorScheme(1, "sepia");
});
async function testCustomColors(aPref, color) {
// Set the theme selection to custom.
Services.prefs.setBoolPref("reader.colors_menu.enabled", true);
Services.prefs.setCharPref("reader.color_scheme", "custom");
// Set the custom pref to the color value.
Services.prefs.setCharPref(`reader.custom_colors.${aPref}`, color);
// Open a browser tab, enter reader mode, and test if the page colors
// reflect the pref selection.
await BrowserTestUtils.withNewTab(
TEST_PATH + "readerModeArticle.html",
async function (browser) {
let pageShownPromise = BrowserTestUtils.waitForContentEvent(
browser,
"AboutReaderContentReady"
);
let readerButton = document.getElementById("reader-mode-button");
readerButton.click();
await pageShownPromise;
let colorScheme = Services.prefs.getCharPref("reader.color_scheme");
Assert.equal(colorScheme, "custom");
let prefValue = Services.prefs.getStringPref(
`reader.custom_colors.${aPref}`
);
let cssProp = `--custom-theme-${aPref}`;
await SpecialPowers.spawn(
browser,
[prefValue, cssProp],
(customColor, prop) => {
let style = content.window.getComputedStyle(content.document.body);
let actualColor = style.getPropertyValue(prop);
Assert.equal(customColor, actualColor);
}
);
}
);
}
/**
* Test that the custom color scheme selection updates the document colors correctly.
*/
add_task(async function () {
await testCustomColors("foreground", "#ffffff");
await testCustomColors("background", "#000000");
await testCustomColors("unvisited-links", "#ffffff");
await testCustomColors("visited-links", "#ffffff");
await testCustomColors("visited-links", "#ffffff");
await testCustomColors("selection-highlight", "#ffffff");
});
|