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<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>MozButton Tests</title>
<script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
<script src="chrome://mochikit/content/tests/SimpleTest/EventUtils.js"></script>
<script type="module" src="chrome://global/content/elements/moz-button.mjs"></script>
<link rel="stylesheet" href="chrome://mochikit/content/tests/SimpleTest/test.css"/>
<link rel="stylesheet" href="chrome://global/skin/design-system/tokens-brand.css">
<link rel="stylesheet" href="chrome://global/skin/design-system/text-and-typography.css">
<style>
.four::part(button),
.five::part(button),
.six::part(button) {
background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' width='16' height='16' fill='context-fill' fill-opacity='context-fill-opacity'%3E%3Cpath d='M3 7 1.5 7l-.5.5L1 9l.5.5 1.5 0 .5-.5 0-1.5z'/%3E%3Cpath d='m8.75 7-1.5 0-.5.5 0 1.5.5.5 1.5 0 .5-.5 0-1.5z'/%3E%3Cpath d='M14.5 7 13 7l-.5.5 0 1.5.5.5 1.5 0L15 9l0-1.5z'/%3E%3C/svg%3E");
}
</style>
<script>
const { AddonManager } = ChromeUtils.importESModule(
"resource://gre/modules/AddonManager.sys.mjs"
);
// Always run tests with the light theme for consistency and to avoid from false
// test passes arising from the fact that --icon-color and --button-text-color
// have the same value in the dark theme.
add_setup(async function () {
// Developer Edition enables the wrong theme by default. Make sure
// the ordinary default theme is enabled.
let theme = await AddonManager.getAddonByID("default-theme@mozilla.org");
await theme.enable();
await SpecialPowers.pushPrefEnv({
set: [
["ui.systemUsesDarkTheme", 0],
],
});
// Triggers a refresh to ensure new theme applied.
await new Promise(resolve => requestAnimationFrame(resolve));
ok(window.matchMedia("(prefers-color-scheme: light)").matches, "Light theme is active.");
// Move mouse to the bottom of the test frame to prevent hover on buttons.
let mouseTrap = document.getElementById("mouse-trap");
await synthesizeMouseAtCenter(mouseTrap, { type: "mousemove" });
ok(mouseTrap.matches(":hover"), "The mouse trap is hovered");
});
function normalizeColor(val, computedStyles) {
if (val.includes("currentColor")) {
val = val.replaceAll("currentColor", computedStyles.color);
}
if (val.startsWith("light-dark")) {
let [, light, dark] = val.match(/light-dark\(([^,]+),\s*([^)]+)\)/);
if (light && dark) {
val = window.matchMedia("(prefers-color-scheme: dark)").matches ? dark : light;
}
}
try {
let { r, g, b, a } = InspectorUtils.colorToRGBA(val);
return `rgba(${r}, ${g}, ${b}, ${a})`;
} catch (e) {
info(val);
throw e;
}
}
function assertButtonPropertiesMatch(el, propertyToCssVar) {
let elStyles = el.buttonEl ? getComputedStyle(el.buttonEl) : getComputedStyle(el);
for (let [property, cssVar] of Object.entries(propertyToCssVar)) {
let propertyVal = elStyles[property];
let cssVarVal = cssVar.startsWith("--") ? elStyles.getPropertyValue(cssVar) : cssVar;
if (propertyVal.startsWith("rgb") || propertyVal.startsWith("#") || propertyVal.startsWith("color")) {
propertyVal = normalizeColor(propertyVal, elStyles);
cssVarVal = normalizeColor(cssVarVal, elStyles);
}
info(`${propertyVal} == ${cssVarVal}`);
is(propertyVal, cssVarVal, `${property} should be ${cssVar}`);
}
}
add_task(async function testButtonTypes() {
let [...buttons] = document.querySelectorAll("moz-button");
let [one, two, three, four, five, six, seven] = buttons;
await Promise.all(buttons.map(btn => btn.updateComplete));
is(one.textContent, "Test button", "Text is set");
is(two.buttonEl.textContent.trim(), "Test button", "Text is set");
is(three.textContent, "Test button", "Text is set");
is(seven.buttonEl.textContent.trim(), "Test button", "Text is set");
assertButtonPropertiesMatch(one, {
backgroundColor: "--button-background-color",
color: "--button-text-color",
height: "--button-min-height",
});
assertButtonPropertiesMatch(two, {
backgroundColor: "--button-background-color",
color: "--button-text-color",
height: "--button-min-height",
});
assertButtonPropertiesMatch(three, {
backgroundColor: "--button-background-color-primary",
color: "--button-text-color-primary",
height: "--button-min-height",
});
assertButtonPropertiesMatch(four, {
width: "--button-size-icon",
height: "--button-size-icon",
backgroundColor: "--button-background-color",
fill: "--button-text-color",
});
assertButtonPropertiesMatch(five, {
width: "--button-size-icon",
height: "--button-size-icon",
backgroundColor: "transparent",
fill: "--button-text-color",
});
assertButtonPropertiesMatch(six, {
width: "--button-size-icon",
height: "--button-size-icon",
backgroundColor: "transparent",
fill: "--button-text-color",
});
assertButtonPropertiesMatch(seven, {
backgroundColor: "--button-background-color",
color: "--button-text-color",
height: "--button-min-height",
});
buttons.forEach(btn => (btn.size = "small"));
await Promise.all(buttons.map(btn => btn.updateComplete));
assertButtonPropertiesMatch(one, {
height: "--button-min-height-small",
});
assertButtonPropertiesMatch(two, {
height: "--button-min-height-small",
});
assertButtonPropertiesMatch(three, {
height: "--button-min-height-small",
});
assertButtonPropertiesMatch(four, {
width: "--button-size-icon-small",
height: "--button-size-icon-small",
});
assertButtonPropertiesMatch(five, {
width: "--button-size-icon-small",
height: "--button-size-icon-small",
});
assertButtonPropertiesMatch(six, {
width: "--button-size-icon-small",
height: "--button-size-icon-small",
});
assertButtonPropertiesMatch(seven, {
height: "--button-min-height-small",
});
});
add_task(async function testA11yAttributes() {
let button = document.querySelector("moz-button");
async function testProperty(propName, jsPropName = propName) {
let propValue = `${propName} value`;
ok(!button.buttonEl.hasAttribute(propName), `No ${propName} on inner button`);
button.setAttribute(propName, propValue);
await button.updateComplete;
ok(!button.hasAttribute(propName), `moz-button ${propName} cleared`);
is(button.buttonEl.getAttribute(propName), propValue, `${propName} added to inner button`);
button[jsPropName] = null;
await button.updateComplete;
ok(!button.buttonEl.hasAttribute(propName), `${propName} cleared by setting property`);
}
await testProperty("title");
await testProperty("aria-label", "ariaLabel");
});
add_task(async function testIconButtons() {
let buttons = ["four", "five", "six", "seven", "eight", "nine", "ten"].map(
className => document.querySelector(`.${className}`)
);
let [four, five, six, seven, eight, nine, ten] = buttons;
await Promise.all(buttons.map(btn => btn.updateComplete));
function verifyBackgroundIcon(button) {
let img = button.shadowRoot.querySelector("img");
ok(!img, "button does not use an img element to display an icon");
assertButtonPropertiesMatch(button, {
fill: "--button-text-color",
backgroundSize: "--icon-size-default",
});
}
function verifyImageIcon(button) {
let img = button.shadowRoot.querySelector("img");
ok(img, "button uses an inner img element to display an icon");
is(img.src, "chrome://global/skin/icons/edit.svg", "button displays the expected icon");
assertButtonPropertiesMatch(img, {
fill: "--button-text-color",
width: "--icon-size-default",
height: "--icon-size-default",
});
}
verifyBackgroundIcon(four);
verifyBackgroundIcon(five);
verifyBackgroundIcon(six);
verifyImageIcon(seven);
verifyImageIcon(eight);
verifyImageIcon(nine);
verifyImageIcon(ten);
is(ten.buttonEl.innerText, "Edit", "ten's label is correct");
nine.textContent = "With text";
// Ensure we've painted before checking styles
await new Promise(resolve => requestAnimationFrame(resolve));
verifyImageIcon(nine);
nine.textContent = "";
// Ensure we've painted before checking styles
await new Promise(resolve => requestAnimationFrame(resolve));
verifyImageIcon(nine);
});
</script>
</head>
<body>
<style>
.wrapper {
height: 100%;
display: flex;
flex-direction: column;
justify-content: space-between;
gap: 64px;
}
</style>
<div class="wrapper">
<div>
<moz-button class="one">Test button</moz-button>
<moz-button class="two" label="Test button"></moz-button>
<moz-button class="three" type="primary">Test button</moz-button>
<moz-button class="four" type="icon"></moz-button>
<moz-button class="five" type="icon ghost"></moz-button>
<moz-button class="six" type="ghost icon"></moz-button>
<moz-button
class="seven"
label="Test button"
iconsrc="chrome://global/skin/icons/edit.svg"
></moz-button>
<moz-button
class="eight"
iconsrc="chrome://global/skin/icons/edit.svg"
></moz-button>
<!-- Used to verify that empty space doesn't get treated as a label -->
<moz-button
class="nine"
type="ghost"
iconsrc="chrome://global/skin/icons/edit.svg"
> </moz-button>
<!-- Used to verify that empty space doesn't overwrite a label property -->
<moz-button
class="ten"
label="Edit"
type="ghost"
iconsrc="chrome://global/skin/icons/edit.svg"
> </moz-button>
</div>
<button id="mouse-trap">Mouse goes here</button>
</div>
</body>
</html>
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