LayoutTests/fast/scroll-behavior/scroll-customization/scrollstate-consume-deltas-throw.html - Issue 1209183004: Expose scroll customization for touch to JS (behind REF).

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Issue 1209183004: Expose scroll customization for touch to JS (behind REF). (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: Address skobes' nits. Created 5 years, 5 months ago

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1 <!DOCTYPE html>	1 <!DOCTYPE html>

2 <html>	2 <html>

3 <head>	3 <head>

4 <title>ScrollState's consumeDelta method throws on invalid deltas</title>	4 <title>ScrollState's consumeDelta method throws on invalid deltas</title>

5 <script src="../../../resources/testharness.js"></script>	5 <script src="../../../resources/testharness.js"></script>

6 <script src="../../../resources/testharnessreport.js"></script>	6 <script src="../../../resources/testharnessreport.js"></script>

7 </head>	7 </head>

8 <body>	8 <body>

9 <script>	9 <script>

10	10

11 if (!window.internals \|\| !window.internals.runtimeFlags.scrollCustomizationEnabl ed) {	11 test(function() {

12 console.log("These tests only work with window.internals exposed, " +	12 assert_true('ScrollState' in window, "'ScrollState' in window");

13 "and require scroll customization.");	13 }, "These tests only work with scroll customization enabled.");

14 done();

15 }

16	14

17 function testConsumingDelta(dx, dy, consume_x, consume_y, testName, expectedErro r) {	15 function testConsumingDelta(dx, dy, consume_x, consume_y, testName, expectedErro r) {

18 test(function() {	16 test(function() {

19 var scrollState = new ScrollState(dx, dy);	17 var scrollState = new ScrollState(dx, dy);

20 assert_throws('InvalidModificationError', function() {	18 assert_throws('InvalidModificationError', function() {

21 scrollState.consumeDelta(consume_x, consume_y);	19 scrollState.consumeDelta(consume_x, consume_y);

22 });	20 });

23 assert_equals(scrollState.deltaX, dx);	21 assert_equals(scrollState.deltaX, dx);

24 assert_equals(scrollState.deltaY, dy);	22 assert_equals(scrollState.deltaY, dy);

25 }, testName);	23 }, testName);

26 }	24 }

27	25

28 // Consume from an event with a delta of (5, 5).	26 if ('ScrollState' in window) {

29 testConsumingDelta(5, 5, 6, 4, "Overconsumed X");	27 // Consume from an event with a delta of (5, 5).

30 testConsumingDelta(5, 5, 4, 6, "Overconsumed Y");	28 testConsumingDelta(5, 5, 6, 4, "Overconsumed X");

31 testConsumingDelta(5, 5, -1, 4, "Can't increase X delta");	29 testConsumingDelta(5, 5, 4, 6, "Overconsumed Y");

32 testConsumingDelta(5, 5, 4, -1, "Can't increase Y delta");	30 testConsumingDelta(5, 5, -1, 4, "Can't increase X delta");

	31 testConsumingDelta(5, 5, 4, -1, "Can't increase Y delta");

33	32

34 // Consume from an event with a delta of (-5, -5).	33 // Consume from an event with a delta of (-5, -5).

35 testConsumingDelta(-5, -5, -6, -4, "Overconsumed X with negative delta");	34 testConsumingDelta(-5, -5, -6, -4, "Overconsumed X with negative delta");

36 testConsumingDelta(-5, -5, -4, -6, "Overconsumed Y with negative delta");	35 testConsumingDelta(-5, -5, -4, -6, "Overconsumed Y with negative delta");

37 testConsumingDelta(-5, -5, 1, -4, "Can't increase X delta magnitude");	36 testConsumingDelta(-5, -5, 1, -4, "Can't increase X delta magnitude");

38 testConsumingDelta(-5, -5, -4, 1, "Can't increase Y delta magnitude");	37 testConsumingDelta(-5, -5, -4, 1, "Can't increase Y delta magnitude");

	38 }

39 </script>	39 </script>

40 </body>	40 </body>

41 </html>	41 </html>

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