68 lines
3.1 KiB
HTML
68 lines
3.1 KiB
HTML
<!doctype html>
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<meta charset=utf-8>
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<link rel='help' href='https://screen-share.github.io/captured-mouse-events/#captured-mouse-change-event'>
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<link rel='help' href='https://screen-share.github.io/captured-mouse-events/#captured-mouse-change-event-init'>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script>
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// See https://webidl.spec.whatwg.org/#idl-long
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const maxLongValue = 2147483647;
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test(() => {
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assert_throws_js(TypeError, () => new CapturedMouseEvent());
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}, "type argument is mandatory");
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test(() => {
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[
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{surfaceX: -5, surfaceY: -5}, /* X, Y negative */
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{surfaceX: -5, surfaceY: +5}, /* X negative, Y non-negative */
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{surfaceX: +5, surfaceY: -5}, /* X non-negative, Y negative */
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{surfaceX: -1, surfaceY: +5}, /* X equal to -1, Y non-negative */
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{/* surfaceX: -1, */ surfaceY: +5}, /* Same with implicit surfaceX */
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{surfaceX: +5, surfaceY: -1}, /* X non-negative, Y equal to -1 */
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{surfaceX: +5 /*, surfaceY: -1 */}, /* Same with implicit surfaceY */
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{surfaceX: maxLongValue+1, surfaceY: +5}, /* 'long' overflow for X */
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{surfaceX: +5, surfaceY: maxLongValue+1}, /* 'long' overflow for Y */
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].forEach(init => {
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assert_throws_js(RangeError, () => new CapturedMouseEvent("", init),
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`eventInitDict=${JSON.stringify(init)}`);
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});
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}, "Invalid surfaceX/surfaceY options cause a RangeError to be thrown");
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test(() => {
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[
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{surfaceX: +5, surfaceY: +7}, /* Two positive values */
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{surfaceX: -1, surfaceY: -1}, /* Valid case with negative values */
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{surfaceX: 0, surfaceY: 0}, /* Minimal non-negative values */
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{surfaceX: 0, surfaceY: 5}, /* Minimal non-negative X and positive Y */
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{surfaceX: 5, surfaceY: 0}, /* Positive X and minimal non-negative Y */
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{surfaceX: maxLongValue, surfaceY: maxLongValue}, /* Maximal values */
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].forEach(init => {
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let event = new CapturedMouseEvent("", init);
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assert_equals(event.surfaceX, init.surfaceX,
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`surfaceX with eventInitDict=${JSON.stringify(init)}`);
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assert_equals(event.surfaceY, init.surfaceY,
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`surfaceY with eventInitDict=${JSON.stringify(init)}`);
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});
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}, "Valid surfaceX/surfaceY options are used as initial values");
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test(() => {
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let event = new CapturedMouseEvent("");
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assert_equals(event.surfaceX, -1,
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`surfaceX with implicit eventInitDict={}`);
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assert_equals(event.surfaceY, -1,
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`surfaceY with implicit eventInitDict={}`);
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[
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{},
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{surfaceX: -1},
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{surfaceY: -1},
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].forEach(init => {
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let event = new CapturedMouseEvent("", init);
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assert_equals(event.surfaceX, -1,
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`surfaceX with eventInitDict=${JSON.stringify(init)}`);
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assert_equals(event.surfaceY, -1,
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`surfaceY with eventInitDict=${JSON.stringify(init)}`);
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});
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}, "surfaceX/surfaceY default to -1");
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</script>
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