diff options
Diffstat (limited to 'browser/base/content/test/browser_gestureSupport.js')
| -rw-r--r-- | browser/base/content/test/browser_gestureSupport.js | 671 |
1 files changed, 671 insertions, 0 deletions
diff --git a/browser/base/content/test/browser_gestureSupport.js b/browser/base/content/test/browser_gestureSupport.js new file mode 100644 index 000000000..d60ae58f4 --- /dev/null +++ b/browser/base/content/test/browser_gestureSupport.js @@ -0,0 +1,671 @@ +/* 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/. */ + +// Simple gestures tests +// +// These tests require the ability to disable the fact that the +// Firefox chrome intentionally prevents "simple gesture" events from +// reaching web content. + +let test_utils; +let test_commandset; +let test_prefBranch = "browser.gesture."; + +function test() +{ + waitForExplicitFinish(); + + // Disable the default gestures support during the test + gGestureSupport.init(false); + + test_utils = window.QueryInterface(Components.interfaces.nsIInterfaceRequestor). + getInterface(Components.interfaces.nsIDOMWindowUtils); + + // Run the tests of "simple gesture" events generally + test_EnsureConstantsAreDisjoint(); + test_TestEventListeners(); + test_TestEventCreation(); + + // Reenable the default gestures support. The remaining tests target + // the Firefox gesture functionality. + gGestureSupport.init(true); + + // Test Firefox's gestures support. + test_commandset = document.getElementById("mainCommandSet"); + test_swipeGestures(); + test_latchedGesture("pinch", "out", "in", "MozMagnifyGesture"); + test_thresholdGesture("pinch", "out", "in", "MozMagnifyGesture"); + test_rotateGestures(); +} + +let test_eventCount = 0; +let test_expectedType; +let test_expectedDirection; +let test_expectedDelta; +let test_expectedModifiers; +let test_expectedClickCount; +let test_imageTab; + +function test_gestureListener(evt) +{ + is(evt.type, test_expectedType, + "evt.type (" + evt.type + ") does not match expected value"); + is(evt.target, test_utils.elementFromPoint(20, 20, false, false), + "evt.target (" + evt.target + ") does not match expected value"); + is(evt.clientX, 20, + "evt.clientX (" + evt.clientX + ") does not match expected value"); + is(evt.clientY, 20, + "evt.clientY (" + evt.clientY + ") does not match expected value"); + isnot(evt.screenX, 0, + "evt.screenX (" + evt.screenX + ") does not match expected value"); + isnot(evt.screenY, 0, + "evt.screenY (" + evt.screenY + ") does not match expected value"); + + is(evt.direction, test_expectedDirection, + "evt.direction (" + evt.direction + ") does not match expected value"); + is(evt.delta, test_expectedDelta, + "evt.delta (" + evt.delta + ") does not match expected value"); + + is(evt.shiftKey, (test_expectedModifiers & Components.interfaces.nsIDOMEvent.SHIFT_MASK) != 0, + "evt.shiftKey did not match expected value"); + is(evt.ctrlKey, (test_expectedModifiers & Components.interfaces.nsIDOMEvent.CONTROL_MASK) != 0, + "evt.ctrlKey did not match expected value"); + is(evt.altKey, (test_expectedModifiers & Components.interfaces.nsIDOMEvent.ALT_MASK) != 0, + "evt.altKey did not match expected value"); + is(evt.metaKey, (test_expectedModifiers & Components.interfaces.nsIDOMEvent.META_MASK) != 0, + "evt.metaKey did not match expected value"); + + if (evt.type == "MozTapGesture") { + is(evt.clickCount, test_expectedClickCount, "evt.clickCount does not match"); + } + + test_eventCount++; +} + +function test_helper1(type, direction, delta, modifiers) +{ + // Setup the expected values + test_expectedType = type; + test_expectedDirection = direction; + test_expectedDelta = delta; + test_expectedModifiers = modifiers; + + let expectedEventCount = test_eventCount + 1; + + document.addEventListener(type, test_gestureListener, true); + test_utils.sendSimpleGestureEvent(type, 20, 20, direction, delta, modifiers); + document.removeEventListener(type, test_gestureListener, true); + + is(expectedEventCount, test_eventCount, "Event (" + type + ") was never received by event listener"); +} + +function test_clicks(type, clicks) +{ + // Setup the expected values + test_expectedType = type; + test_expectedDirection = 0; + test_expectedDelta = 0; + test_expectedModifiers = 0; + test_expectedClickCount = clicks; + + let expectedEventCount = test_eventCount + 1; + + document.addEventListener(type, test_gestureListener, true); + test_utils.sendSimpleGestureEvent(type, 20, 20, 0, 0, 0, clicks); + document.removeEventListener(type, test_gestureListener, true); + + is(expectedEventCount, test_eventCount, "Event (" + type + ") was never received by event listener"); +} + +function test_TestEventListeners() +{ + let e = test_helper1; // easier to type this name + + // Swipe gesture animation events + e("MozSwipeGestureStart", 0, -0.7, 0); + e("MozSwipeGestureUpdate", 0, -0.4, 0); + e("MozSwipeGestureEnd", 0, 0, 0); + e("MozSwipeGestureStart", 0, 0.6, 0); + e("MozSwipeGestureUpdate", 0, 0.3, 0); + e("MozSwipeGestureEnd", 0, 1, 0); + + // Swipe gesture event + e("MozSwipeGesture", SimpleGestureEvent.DIRECTION_LEFT, 0.0, 0); + e("MozSwipeGesture", SimpleGestureEvent.DIRECTION_RIGHT, 0.0, 0); + e("MozSwipeGesture", SimpleGestureEvent.DIRECTION_UP, 0.0, 0); + e("MozSwipeGesture", SimpleGestureEvent.DIRECTION_DOWN, 0.0, 0); + e("MozSwipeGesture", + SimpleGestureEvent.DIRECTION_UP | SimpleGestureEvent.DIRECTION_LEFT, 0.0, 0); + e("MozSwipeGesture", + SimpleGestureEvent.DIRECTION_DOWN | SimpleGestureEvent.DIRECTION_RIGHT, 0.0, 0); + e("MozSwipeGesture", + SimpleGestureEvent.DIRECTION_UP | SimpleGestureEvent.DIRECTION_RIGHT, 0.0, 0); + e("MozSwipeGesture", + SimpleGestureEvent.DIRECTION_DOWN | SimpleGestureEvent.DIRECTION_LEFT, 0.0, 0); + + // magnify gesture events + e("MozMagnifyGestureStart", 0, 50.0, 0); + e("MozMagnifyGestureUpdate", 0, -25.0, 0); + e("MozMagnifyGestureUpdate", 0, 5.0, 0); + e("MozMagnifyGesture", 0, 30.0, 0); + + // rotate gesture events + e("MozRotateGestureStart", SimpleGestureEvent.ROTATION_CLOCKWISE, 33.0, 0); + e("MozRotateGestureUpdate", SimpleGestureEvent.ROTATION_COUNTERCLOCKWISE, -13.0, 0); + e("MozRotateGestureUpdate", SimpleGestureEvent.ROTATION_CLOCKWISE, 13.0, 0); + e("MozRotateGesture", SimpleGestureEvent.ROTATION_CLOCKWISE, 33.0, 0); + + // Tap and presstap gesture events + test_clicks("MozTapGesture", 1); + test_clicks("MozTapGesture", 2); + test_clicks("MozTapGesture", 3); + test_clicks("MozPressTapGesture", 1); + + // simple delivery test for edgeui gestures + e("MozEdgeUIStarted", 0, 0, 0); + e("MozEdgeUICanceled", 0, 0, 0); + e("MozEdgeUICompleted", 0, 0, 0); + + // event.shiftKey + let modifier = Components.interfaces.nsIDOMEvent.SHIFT_MASK; + e("MozSwipeGesture", SimpleGestureEvent.DIRECTION_RIGHT, 0, modifier); + + // event.metaKey + modifier = Components.interfaces.nsIDOMEvent.META_MASK; + e("MozSwipeGesture", SimpleGestureEvent.DIRECTION_RIGHT, 0, modifier); + + // event.altKey + modifier = Components.interfaces.nsIDOMEvent.ALT_MASK; + e("MozSwipeGesture", SimpleGestureEvent.DIRECTION_RIGHT, 0, modifier); + + // event.ctrlKey + modifier = Components.interfaces.nsIDOMEvent.CONTROL_MASK; + e("MozSwipeGesture", SimpleGestureEvent.DIRECTION_RIGHT, 0, modifier); +} + +function test_eventDispatchListener(evt) +{ + test_eventCount++; + evt.stopPropagation(); +} + +function test_helper2(type, direction, delta, altKey, ctrlKey, shiftKey, metaKey) +{ + let event = null; + let successful; + + try { + event = document.createEvent("SimpleGestureEvent"); + successful = true; + } + catch (ex) { + successful = false; + } + ok(successful, "Unable to create SimpleGestureEvent"); + + try { + event.initSimpleGestureEvent(type, true, true, window, 1, + 10, 10, 10, 10, + ctrlKey, altKey, shiftKey, metaKey, + 1, window, + 0, direction, delta, 0); + successful = true; + } + catch (ex) { + successful = false; + } + ok(successful, "event.initSimpleGestureEvent should not fail"); + + // Make sure the event fields match the expected values + is(event.type, type, "Mismatch on evt.type"); + is(event.direction, direction, "Mismatch on evt.direction"); + is(event.delta, delta, "Mismatch on evt.delta"); + is(event.altKey, altKey, "Mismatch on evt.altKey"); + is(event.ctrlKey, ctrlKey, "Mismatch on evt.ctrlKey"); + is(event.shiftKey, shiftKey, "Mismatch on evt.shiftKey"); + is(event.metaKey, metaKey, "Mismatch on evt.metaKey"); + is(event.view, window, "Mismatch on evt.view"); + is(event.detail, 1, "Mismatch on evt.detail"); + is(event.clientX, 10, "Mismatch on evt.clientX"); + is(event.clientY, 10, "Mismatch on evt.clientY"); + is(event.screenX, 10, "Mismatch on evt.screenX"); + is(event.screenY, 10, "Mismatch on evt.screenY"); + is(event.button, 1, "Mismatch on evt.button"); + is(event.relatedTarget, window, "Mismatch on evt.relatedTarget"); + + // Test event dispatch + let expectedEventCount = test_eventCount + 1; + document.addEventListener(type, test_eventDispatchListener, true); + document.dispatchEvent(event); + document.removeEventListener(type, test_eventDispatchListener, true); + is(expectedEventCount, test_eventCount, "Dispatched event was never received by listener"); +} + +function test_TestEventCreation() +{ + // Event creation + test_helper2("MozMagnifyGesture", SimpleGestureEvent.DIRECTION_RIGHT, 20.0, + true, false, true, false); + test_helper2("MozMagnifyGesture", SimpleGestureEvent.DIRECTION_LEFT, -20.0, + false, true, false, true); +} + +function test_EnsureConstantsAreDisjoint() +{ + let up = SimpleGestureEvent.DIRECTION_UP; + let down = SimpleGestureEvent.DIRECTION_DOWN; + let left = SimpleGestureEvent.DIRECTION_LEFT; + let right = SimpleGestureEvent.DIRECTION_RIGHT; + + let clockwise = SimpleGestureEvent.ROTATION_CLOCKWISE; + let cclockwise = SimpleGestureEvent.ROTATION_COUNTERCLOCKWISE; + + ok(up ^ down, "DIRECTION_UP and DIRECTION_DOWN are not bitwise disjoint"); + ok(up ^ left, "DIRECTION_UP and DIRECTION_LEFT are not bitwise disjoint"); + ok(up ^ right, "DIRECTION_UP and DIRECTION_RIGHT are not bitwise disjoint"); + ok(down ^ left, "DIRECTION_DOWN and DIRECTION_LEFT are not bitwise disjoint"); + ok(down ^ right, "DIRECTION_DOWN and DIRECTION_RIGHT are not bitwise disjoint"); + ok(left ^ right, "DIRECTION_LEFT and DIRECTION_RIGHT are not bitwise disjoint"); + ok(clockwise ^ cclockwise, "ROTATION_CLOCKWISE and ROTATION_COUNTERCLOCKWISE are not bitwise disjoint"); +} + +// Helper for test of latched event processing. Emits the actual +// gesture events to test whether the commands associated with the +// gesture will only trigger once for each direction of movement. +function test_emitLatchedEvents(eventPrefix, initialDelta, cmd) +{ + let cumulativeDelta = 0; + let isIncreasing = initialDelta > 0; + + let expect = {}; + // Reset the call counters and initialize expected values + for (let dir in cmd) + cmd[dir].callCount = expect[dir] = 0; + + let check = function(aDir, aMsg) ok(cmd[aDir].callCount == expect[aDir], aMsg); + let checkBoth = function(aNum, aInc, aDec) { + let prefix = "Step " + aNum + ": "; + check("inc", prefix + aInc); + check("dec", prefix + aDec); + }; + + // Send the "Start" event. + test_utils.sendSimpleGestureEvent(eventPrefix + "Start", 0, 0, 0, initialDelta, 0); + cumulativeDelta += initialDelta; + if (isIncreasing) { + expect.inc++; + checkBoth(1, "Increasing command was not triggered", "Decreasing command was triggered"); + } else { + expect.dec++; + checkBoth(1, "Increasing command was triggered", "Decreasing command was not triggered"); + } + + // Send random values in the same direction and ensure neither + // command triggers. + for (let i = 0; i < 5; i++) { + let delta = Math.random() * (isIncreasing ? 100 : -100); + test_utils.sendSimpleGestureEvent(eventPrefix + "Update", 0, 0, 0, delta, 0); + cumulativeDelta += delta; + checkBoth(2, "Increasing command was triggered", "Decreasing command was triggered"); + } + + // Now go back in the opposite direction. + test_utils.sendSimpleGestureEvent(eventPrefix + "Update", 0, 0, 0, + - initialDelta, 0); + cumulativeDelta += - initialDelta; + if (isIncreasing) { + expect.dec++; + checkBoth(3, "Increasing command was triggered", "Decreasing command was not triggered"); + } else { + expect.inc++; + checkBoth(3, "Increasing command was not triggered", "Decreasing command was triggered"); + } + + // Send random values in the opposite direction and ensure neither + // command triggers. + for (let i = 0; i < 5; i++) { + let delta = Math.random() * (isIncreasing ? -100 : 100); + test_utils.sendSimpleGestureEvent(eventPrefix + "Update", 0, 0, 0, delta, 0); + cumulativeDelta += delta; + checkBoth(4, "Increasing command was triggered", "Decreasing command was triggered"); + } + + // Go back to the original direction. The original command should trigger. + test_utils.sendSimpleGestureEvent(eventPrefix + "Update", 0, 0, 0, + initialDelta, 0); + cumulativeDelta += initialDelta; + if (isIncreasing) { + expect.inc++; + checkBoth(5, "Increasing command was not triggered", "Decreasing command was triggered"); + } else { + expect.dec++; + checkBoth(5, "Increasing command was triggered", "Decreasing command was not triggered"); + } + + // Send the wrap-up event. No commands should be triggered. + test_utils.sendSimpleGestureEvent(eventPrefix, 0, 0, 0, cumulativeDelta, 0); + checkBoth(6, "Increasing command was triggered", "Decreasing command was triggered"); +} + +function test_addCommand(prefName, id) +{ + let cmd = test_commandset.appendChild(document.createElement("command")); + cmd.setAttribute("id", id); + cmd.setAttribute("oncommand", "this.callCount++;"); + + cmd.origPrefName = prefName; + cmd.origPrefValue = gPrefService.getCharPref(prefName); + gPrefService.setCharPref(prefName, id); + + return cmd; +} + +function test_removeCommand(cmd) +{ + gPrefService.setCharPref(cmd.origPrefName, cmd.origPrefValue); + test_commandset.removeChild(cmd); +} + +// Test whether latched events are only called once per direction of motion. +function test_latchedGesture(gesture, inc, dec, eventPrefix) +{ + let branch = test_prefBranch + gesture + "."; + + // Put the gesture into latched mode. + let oldLatchedValue = gPrefService.getBoolPref(branch + "latched"); + gPrefService.setBoolPref(branch + "latched", true); + + // Install the test commands for increasing and decreasing motion. + let cmd = { + inc: test_addCommand(branch + inc, "test:incMotion"), + dec: test_addCommand(branch + dec, "test:decMotion"), + }; + + // Test the gestures in each direction. + test_emitLatchedEvents(eventPrefix, 500, cmd); + test_emitLatchedEvents(eventPrefix, -500, cmd); + + // Restore the gesture to its original configuration. + gPrefService.setBoolPref(branch + "latched", oldLatchedValue); + for (let dir in cmd) + test_removeCommand(cmd[dir]); +} + +// Test whether non-latched events are triggered upon sufficient motion. +function test_thresholdGesture(gesture, inc, dec, eventPrefix) +{ + let branch = test_prefBranch + gesture + "."; + + // Disable latched mode for this gesture. + let oldLatchedValue = gPrefService.getBoolPref(branch + "latched"); + gPrefService.setBoolPref(branch + "latched", false); + + // Set the triggering threshold value to 50. + let oldThresholdValue = gPrefService.getIntPref(branch + "threshold"); + gPrefService.setIntPref(branch + "threshold", 50); + + // Install the test commands for increasing and decreasing motion. + let cmdInc = test_addCommand(branch + inc, "test:incMotion"); + let cmdDec = test_addCommand(branch + dec, "test:decMotion"); + + // Send the start event but stop short of triggering threshold. + cmdInc.callCount = cmdDec.callCount = 0; + test_utils.sendSimpleGestureEvent(eventPrefix + "Start", 0, 0, 0, 49.5, 0); + ok(cmdInc.callCount == 0, "Increasing command was triggered"); + ok(cmdDec.callCount == 0, "Decreasing command was triggered"); + + // Now trigger the threshold. + cmdInc.callCount = cmdDec.callCount = 0; + test_utils.sendSimpleGestureEvent(eventPrefix + "Update", 0, 0, 0, 1, 0); + ok(cmdInc.callCount == 1, "Increasing command was not triggered"); + ok(cmdDec.callCount == 0, "Decreasing command was triggered"); + + // The tracking counter should go to zero. Go back the other way and + // stop short of triggering the threshold. + cmdInc.callCount = cmdDec.callCount = 0; + test_utils.sendSimpleGestureEvent(eventPrefix + "Update", 0, 0, 0, -49.5, 0); + ok(cmdInc.callCount == 0, "Increasing command was triggered"); + ok(cmdDec.callCount == 0, "Decreasing command was triggered"); + + // Now cross the threshold and trigger the decreasing command. + cmdInc.callCount = cmdDec.callCount = 0; + test_utils.sendSimpleGestureEvent(eventPrefix + "Update", 0, 0, 0, -1.5, 0); + ok(cmdInc.callCount == 0, "Increasing command was triggered"); + ok(cmdDec.callCount == 1, "Decreasing command was not triggered"); + + // Send the wrap-up event. No commands should trigger. + cmdInc.callCount = cmdDec.callCount = 0; + test_utils.sendSimpleGestureEvent(eventPrefix, 0, 0, 0, -0.5, 0); + ok(cmdInc.callCount == 0, "Increasing command was triggered"); + ok(cmdDec.callCount == 0, "Decreasing command was triggered"); + + // Restore the gesture to its original configuration. + gPrefService.setBoolPref(branch + "latched", oldLatchedValue); + gPrefService.setIntPref(branch + "threshold", oldThresholdValue); + test_removeCommand(cmdInc); + test_removeCommand(cmdDec); +} + +function test_swipeGestures() +{ + // easier to type names for the direction constants + let up = SimpleGestureEvent.DIRECTION_UP; + let down = SimpleGestureEvent.DIRECTION_DOWN; + let left = SimpleGestureEvent.DIRECTION_LEFT; + let right = SimpleGestureEvent.DIRECTION_RIGHT; + + let branch = test_prefBranch + "swipe."; + + // Install the test commands for the swipe gestures. + let cmdUp = test_addCommand(branch + "up", "test:swipeUp"); + let cmdDown = test_addCommand(branch + "down", "test:swipeDown"); + let cmdLeft = test_addCommand(branch + "left", "test:swipeLeft"); + let cmdRight = test_addCommand(branch + "right", "test:swipeRight"); + + function resetCounts() { + cmdUp.callCount = 0; + cmdDown.callCount = 0; + cmdLeft.callCount = 0; + cmdRight.callCount = 0; + } + + // UP + resetCounts(); + test_utils.sendSimpleGestureEvent("MozSwipeGesture", 0, 0, up, 0, 0); + ok(cmdUp.callCount == 1, "Step 1: Up command was not triggered"); + ok(cmdDown.callCount == 0, "Step 1: Down command was triggered"); + ok(cmdLeft.callCount == 0, "Step 1: Left command was triggered"); + ok(cmdRight.callCount == 0, "Step 1: Right command was triggered"); + + // DOWN + resetCounts(); + test_utils.sendSimpleGestureEvent("MozSwipeGesture", 0, 0, down, 0, 0); + ok(cmdUp.callCount == 0, "Step 2: Up command was triggered"); + ok(cmdDown.callCount == 1, "Step 2: Down command was not triggered"); + ok(cmdLeft.callCount == 0, "Step 2: Left command was triggered"); + ok(cmdRight.callCount == 0, "Step 2: Right command was triggered"); + + // LEFT + resetCounts(); + test_utils.sendSimpleGestureEvent("MozSwipeGesture", 0, 0, left, 0, 0); + ok(cmdUp.callCount == 0, "Step 3: Up command was triggered"); + ok(cmdDown.callCount == 0, "Step 3: Down command was triggered"); + ok(cmdLeft.callCount == 1, "Step 3: Left command was not triggered"); + ok(cmdRight.callCount == 0, "Step 3: Right command was triggered"); + + // RIGHT + resetCounts(); + test_utils.sendSimpleGestureEvent("MozSwipeGesture", 0, 0, right, 0, 0); + ok(cmdUp.callCount == 0, "Step 4: Up command was triggered"); + ok(cmdDown.callCount == 0, "Step 4: Down command was triggered"); + ok(cmdLeft.callCount == 0, "Step 4: Left command was triggered"); + ok(cmdRight.callCount == 1, "Step 4: Right command was not triggered"); + + // Make sure combinations do not trigger events. + let combos = [ up | left, up | right, down | left, down | right]; + for (let i = 0; i < combos.length; i++) { + resetCounts(); + test_utils.sendSimpleGestureEvent("MozSwipeGesture", 0, 0, combos[i], 0, 0); + ok(cmdUp.callCount == 0, "Step 5-"+i+": Up command was triggered"); + ok(cmdDown.callCount == 0, "Step 5-"+i+": Down command was triggered"); + ok(cmdLeft.callCount == 0, "Step 5-"+i+": Left command was triggered"); + ok(cmdRight.callCount == 0, "Step 5-"+i+": Right command was triggered"); + } + + // Remove the test commands. + test_removeCommand(cmdUp); + test_removeCommand(cmdDown); + test_removeCommand(cmdLeft); + test_removeCommand(cmdRight); +} + + +function test_rotateHelperGetImageRotation(aImageElement) +{ + // Get the true image rotation from the transform matrix, bounded + // to 0 <= result < 360 + let transformValue = content.window.getComputedStyle(aImageElement, null) + .transform; + if (transformValue == "none") + return 0; + + transformValue = transformValue.split("(")[1] + .split(")")[0] + .split(","); + var rotation = Math.round(Math.atan2(transformValue[1], transformValue[0]) * + (180 / Math.PI)); + return (rotation < 0 ? rotation + 360 : rotation); +} + +function test_rotateHelperOneGesture(aImageElement, aCurrentRotation, + aDirection, aAmount, aStop) +{ + if (aAmount <= 0 || aAmount > 90) // Bound to 0 < aAmount <= 90 + return; + + // easier to type names for the direction constants + let clockwise = SimpleGestureEvent.ROTATION_CLOCKWISE; + let cclockwise = SimpleGestureEvent.ROTATION_COUNTERCLOCKWISE; + + let delta = aAmount * (aDirection == clockwise ? 1 : -1); + + // Kill transition time on image so test isn't wrong and doesn't take 10 seconds + aImageElement.style.transitionDuration = "0s"; + + // Start the gesture, perform an update, and force flush + test_utils.sendSimpleGestureEvent("MozRotateGestureStart", 0, 0, aDirection, .001, 0); + test_utils.sendSimpleGestureEvent("MozRotateGestureUpdate", 0, 0, aDirection, delta, 0); + aImageElement.clientTop; + + // If stop, check intermediate + if (aStop) { + // Send near-zero-delta to stop, and force flush + test_utils.sendSimpleGestureEvent("MozRotateGestureUpdate", 0, 0, aDirection, .001, 0); + aImageElement.clientTop; + + let stopExpectedRotation = (aCurrentRotation + delta) % 360; + if (stopExpectedRotation < 0) + stopExpectedRotation += 360; + + is(stopExpectedRotation, test_rotateHelperGetImageRotation(aImageElement), + "Image rotation at gesture stop/hold: expected=" + stopExpectedRotation + + ", observed=" + test_rotateHelperGetImageRotation(aImageElement) + + ", init=" + aCurrentRotation + + ", amt=" + aAmount + + ", dir=" + (aDirection == clockwise ? "cl" : "ccl")); + } + // End it and force flush + test_utils.sendSimpleGestureEvent("MozRotateGesture", 0, 0, aDirection, 0, 0); + aImageElement.clientTop; + + let finalExpectedRotation; + + if (aAmount < 45 && aStop) { + // Rotate a bit, then stop. Expect no change at end of gesture. + finalExpectedRotation = aCurrentRotation; + } + else { + // Either not stopping (expect 90 degree change in aDirection), OR + // stopping but after 45, (expect 90 degree change in aDirection) + finalExpectedRotation = (aCurrentRotation + + (aDirection == clockwise ? 1 : -1) * 90) % 360; + if (finalExpectedRotation < 0) + finalExpectedRotation += 360; + } + + is(finalExpectedRotation, test_rotateHelperGetImageRotation(aImageElement), + "Image rotation gesture end: expected=" + finalExpectedRotation + + ", observed=" + test_rotateHelperGetImageRotation(aImageElement) + + ", init=" + aCurrentRotation + + ", amt=" + aAmount + + ", dir=" + (aDirection == clockwise ? "cl" : "ccl")); +} + +function test_rotateGesturesOnTab() +{ + gBrowser.selectedBrowser.removeEventListener("load", test_rotateGesturesOnTab, true); + + if (!(content.document instanceof ImageDocument)) { + ok(false, "Image document failed to open for rotation testing"); + gBrowser.removeTab(test_imageTab); + finish(); + return; + } + + // easier to type names for the direction constants + let cl = SimpleGestureEvent.ROTATION_CLOCKWISE; + let ccl = SimpleGestureEvent.ROTATION_COUNTERCLOCKWISE; + + let imgElem = content.document.body && + content.document.body.firstElementChild; + + if (!imgElem) { + ok(false, "Could not get image element on ImageDocument for rotation!"); + gBrowser.removeTab(test_imageTab); + finish(); + return; + } + + // Quick function to normalize rotation to 0 <= r < 360 + var normRot = function(rotation) { + rotation = rotation % 360; + if (rotation < 0) + rotation += 360; + return rotation; + } + + for (var initRot = 0; initRot < 360; initRot += 90) { + // Test each case: at each 90 degree snap; cl/ccl; + // amount more or less than 45; stop and hold or don't (32 total tests) + // The amount added to the initRot is where it is expected to be + test_rotateHelperOneGesture(imgElem, normRot(initRot + 0), cl, 35, true ); + test_rotateHelperOneGesture(imgElem, normRot(initRot + 0), cl, 35, false); + test_rotateHelperOneGesture(imgElem, normRot(initRot + 90), cl, 55, true ); + test_rotateHelperOneGesture(imgElem, normRot(initRot + 180), cl, 55, false); + test_rotateHelperOneGesture(imgElem, normRot(initRot + 270), ccl, 35, true ); + test_rotateHelperOneGesture(imgElem, normRot(initRot + 270), ccl, 35, false); + test_rotateHelperOneGesture(imgElem, normRot(initRot + 180), ccl, 55, true ); + test_rotateHelperOneGesture(imgElem, normRot(initRot + 90), ccl, 55, false); + + // Manually rotate it 90 degrees clockwise to prepare for next iteration, + // and force flush + test_utils.sendSimpleGestureEvent("MozRotateGestureStart", 0, 0, cl, .001, 0); + test_utils.sendSimpleGestureEvent("MozRotateGestureUpdate", 0, 0, cl, 90, 0); + test_utils.sendSimpleGestureEvent("MozRotateGestureUpdate", 0, 0, cl, .001, 0); + test_utils.sendSimpleGestureEvent("MozRotateGesture", 0, 0, cl, 0, 0); + imgElem.clientTop; + } + + gBrowser.removeTab(test_imageTab); + test_imageTab = null; + finish(); +} + +function test_rotateGestures() +{ + test_imageTab = gBrowser.addTab("chrome://branding/content/about-logo.png"); + gBrowser.selectedTab = test_imageTab; + + gBrowser.selectedBrowser.addEventListener("load", test_rotateGesturesOnTab, true); +} |