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/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/
*/
var plaintextURL = "data:text/plain,hello+world";
var htmlURL = "about:mozilla";
add_task(async function setup() {
registerCleanupFunction(function() {
SpecialPowers.clearUserPref("view_source.tab_size");
SpecialPowers.clearUserPref("view_source.wrap_long_lines");
SpecialPowers.clearUserPref("view_source.syntax_highlight");
});
});
add_task(async function() {
await exercisePrefs(plaintextURL, false);
await exercisePrefs(htmlURL, true);
});
async function removeChecked(browser, id) {
await SpecialPowers.spawn(browser, [id], async function(id) {
let item = content.document.getElementById(id);
if (item.getAttribute("checked") == "false") {
item.removeAttribute("checked");
}
});
}
async function hasAttribute(browser, id, attribute) {
return SpecialPowers.spawn(browser, [{ id, attribute }], async function(arg) {
let item = content.document.getElementById(arg.id);
return item.hasAttribute(arg.attribute);
});
}
var exercisePrefs = async function(source, highlightable) {
let tab = await openDocument(source);
let browser = tab.linkedBrowser;
const wrapMenuItem = "wrapLongLines";
const syntaxMenuItem = "highlightSyntax";
// Strip checked="false" attributes, since we're not interested in them.
await removeChecked(browser, wrapMenuItem);
await removeChecked(browser, syntaxMenuItem);
// Test the default states of these menu items.
is(
await hasAttribute(browser, wrapMenuItem, "checked"),
false,
"Wrap menu item not checked by default"
);
is(
await hasAttribute(browser, syntaxMenuItem, "checked"),
true,
"Syntax menu item checked by default"
);
await checkStyle(browser, "-moz-tab-size", 4);
await checkStyle(browser, "white-space", "pre");
// Next, test that the Wrap Long Lines menu item works.
let prefReady = waitForPrefChange("view_source.wrap_long_lines");
await simulateClick(browser, wrapMenuItem);
is(
await hasAttribute(browser, wrapMenuItem, "checked"),
true,
"Wrap menu item checked"
);
await prefReady;
is(
SpecialPowers.getBoolPref("view_source.wrap_long_lines"),
true,
"Wrap pref set"
);
await checkStyle(browser, "white-space", "pre-wrap");
prefReady = waitForPrefChange("view_source.wrap_long_lines");
await simulateClick(browser, wrapMenuItem);
is(
await hasAttribute(browser, wrapMenuItem, "checked"),
false,
"Wrap menu item unchecked"
);
await prefReady;
is(
SpecialPowers.getBoolPref("view_source.wrap_long_lines"),
false,
"Wrap pref set"
);
await checkStyle(browser, "white-space", "pre");
// Check that the Syntax Highlighting menu item works.
prefReady = waitForPrefChange("view_source.syntax_highlight");
await simulateClick(browser, syntaxMenuItem);
is(
await hasAttribute(browser, syntaxMenuItem, "checked"),
false,
"Syntax menu item unchecked"
);
await prefReady;
is(
SpecialPowers.getBoolPref("view_source.syntax_highlight"),
false,
"Syntax highlighting pref set"
);
await checkHighlight(browser, false);
prefReady = waitForPrefChange("view_source.syntax_highlight");
simulateClick(browser, syntaxMenuItem);
is(
await hasAttribute(browser, syntaxMenuItem, "checked"),
true,
"Syntax menu item checked"
);
await prefReady;
is(
SpecialPowers.getBoolPref("view_source.syntax_highlight"),
true,
"Syntax highlighting pref set"
);
await checkHighlight(browser, highlightable);
gBrowser.removeTab(tab);
// Open a new view-source window to check that the prefs are obeyed.
SpecialPowers.setIntPref("view_source.tab_size", 2);
SpecialPowers.setBoolPref("view_source.wrap_long_lines", true);
SpecialPowers.setBoolPref("view_source.syntax_highlight", false);
tab = await openDocument(source);
browser = tab.linkedBrowser;
// Strip checked="false" attributes, since we're not interested in them.
await removeChecked(browser, wrapMenuItem);
await removeChecked(browser, syntaxMenuItem);
is(
await hasAttribute(browser, wrapMenuItem, "checked"),
true,
"Wrap menu item checked"
);
is(
await hasAttribute(browser, syntaxMenuItem, "checked"),
false,
"Syntax menu item unchecked"
);
await checkStyle(browser, "-moz-tab-size", 2);
await checkStyle(browser, "white-space", "pre-wrap");
await checkHighlight(browser, false);
SpecialPowers.clearUserPref("view_source.tab_size");
SpecialPowers.clearUserPref("view_source.wrap_long_lines");
SpecialPowers.clearUserPref("view_source.syntax_highlight");
gBrowser.removeTab(tab);
};
// Simulate a menu item click, including toggling the checked state.
// This saves us from opening the menu and trying to click on the item,
// which doesn't work on Mac OS X.
async function simulateClick(browser, id) {
return SpecialPowers.spawn(browser, [id], async function(id) {
let item = content.document.getElementById(id);
if (item.hasAttribute("checked")) {
item.removeAttribute("checked");
} else {
item.setAttribute("checked", "true");
}
item.click();
});
}
var checkStyle = async function(browser, styleProperty, expected) {
let value = await SpecialPowers.spawn(
browser,
[styleProperty],
async function(styleProperty) {
let style = content.getComputedStyle(content.document.body);
return style.getPropertyValue(styleProperty);
}
);
is(value, "" + expected, "Correct value of " + styleProperty);
};
var checkHighlight = async function(browser, expected) {
let highlighted = await SpecialPowers.spawn(browser, [], async function() {
let spans = content.document.getElementsByTagName("span");
return Array.prototype.some.call(spans, span => {
let style = content.getComputedStyle(span);
return style.getPropertyValue("color") !== "rgb(0, 0, 0)";
});
});
is(highlighted, expected, "Syntax highlighting " + (expected ? "on" : "off"));
};
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