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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
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tree10027f336435511475e392454359edea8e25895d /accessible/tests/mochitest/states.js
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Add m-esr52 at 52.6.0
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diff --git a/accessible/tests/mochitest/states.js b/accessible/tests/mochitest/states.js
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+////////////////////////////////////////////////////////////////////////////////
+// Helper functions for accessible states testing.
+//
+// requires:
+// common.js
+// role.js
+//
+////////////////////////////////////////////////////////////////////////////////
+
+////////////////////////////////////////////////////////////////////////////////
+// State constants
+
+// const STATE_BUSY is defined in common.js
+const STATE_CHECKED = nsIAccessibleStates.STATE_CHECKED;
+const STATE_CHECKABLE = nsIAccessibleStates.STATE_CHECKABLE;
+const STATE_COLLAPSED = nsIAccessibleStates.STATE_COLLAPSED;
+const STATE_DEFAULT = nsIAccessibleStates.STATE_DEFAULT;
+const STATE_EXPANDED = nsIAccessibleStates.STATE_EXPANDED;
+const STATE_EXTSELECTABLE = nsIAccessibleStates.STATE_EXTSELECTABLE;
+const STATE_FLOATING = nsIAccessibleStates.STATE_FLOATING;
+const STATE_FOCUSABLE = nsIAccessibleStates.STATE_FOCUSABLE;
+const STATE_FOCUSED = nsIAccessibleStates.STATE_FOCUSED;
+const STATE_HASPOPUP = nsIAccessibleStates.STATE_HASPOPUP;
+const STATE_INVALID = nsIAccessibleStates.STATE_INVALID;
+const STATE_INVISIBLE = nsIAccessibleStates.STATE_INVISIBLE;
+const STATE_LINKED = nsIAccessibleStates.STATE_LINKED;
+const STATE_MIXED = nsIAccessibleStates.STATE_MIXED;
+const STATE_MULTISELECTABLE = nsIAccessibleStates.STATE_MULTISELECTABLE;
+const STATE_OFFSCREEN = nsIAccessibleStates.STATE_OFFSCREEN;
+const STATE_PRESSED = nsIAccessibleStates.STATE_PRESSED;
+const STATE_PROTECTED = nsIAccessibleStates.STATE_PROTECTED;
+const STATE_READONLY = nsIAccessibleStates.STATE_READONLY;
+const STATE_REQUIRED = nsIAccessibleStates.STATE_REQUIRED;
+const STATE_SELECTABLE = nsIAccessibleStates.STATE_SELECTABLE;
+const STATE_SELECTED = nsIAccessibleStates.STATE_SELECTED;
+const STATE_TRAVERSED = nsIAccessibleStates.STATE_TRAVERSED;
+const STATE_UNAVAILABLE = nsIAccessibleStates.STATE_UNAVAILABLE;
+
+const EXT_STATE_ACTIVE = nsIAccessibleStates.EXT_STATE_ACTIVE;
+const EXT_STATE_DEFUNCT = nsIAccessibleStates.EXT_STATE_DEFUNCT;
+const EXT_STATE_EDITABLE = nsIAccessibleStates.EXT_STATE_EDITABLE;
+const EXT_STATE_ENABLED = nsIAccessibleStates.EXT_STATE_ENABLED;
+const EXT_STATE_EXPANDABLE = nsIAccessibleStates.EXT_STATE_EXPANDABLE;
+const EXT_STATE_HORIZONTAL = nsIAccessibleStates.EXT_STATE_HORIZONTAL;
+const EXT_STATE_MODAL = nsIAccessibleStates.EXT_STATE_MODAL;
+const EXT_STATE_MULTI_LINE = nsIAccessibleStates.EXT_STATE_MULTI_LINE;
+const EXT_STATE_PINNED = nsIAccessibleStates.EXT_STATE_PINNED;
+const EXT_STATE_SENSITIVE = nsIAccessibleStates.EXT_STATE_SENSITIVE;
+const EXT_STATE_SINGLE_LINE = nsIAccessibleStates.EXT_STATE_SINGLE_LINE;
+const EXT_STATE_STALE = nsIAccessibleStates.EXT_STATE_STALE;
+const EXT_STATE_SUPPORTS_AUTOCOMPLETION =
+ nsIAccessibleStates.EXT_STATE_SUPPORTS_AUTOCOMPLETION;
+const EXT_STATE_VERTICAL = nsIAccessibleStates.EXT_STATE_VERTICAL;
+
+const kOrdinalState = false;
+const kExtraState = 1;
+
+////////////////////////////////////////////////////////////////////////////////
+// Test functions
+
+/**
+ * Tests the states and extra states of the given accessible.
+ * Also tests for unwanted states and extra states.
+ * In addition, the function performs a few plausibility checks derived from the
+ * sstates and extra states passed in.
+ *
+ * @param aAccOrElmOrID The accessible, DOM element or ID to be tested.
+ * @param aState The state bits that are wanted.
+ * @param aExtraState The extra state bits that are wanted.
+ * @param aAbsentState State bits that are not wanted.
+ * @param aAbsentExtraState Extra state bits that are not wanted.
+ * @param aTestName The test name.
+ */
+function testStates(aAccOrElmOrID, aState, aExtraState, aAbsentState,
+ aAbsentExtraState, aTestName)
+{
+ var [state, extraState] = getStates(aAccOrElmOrID);
+ var role = getRole(aAccOrElmOrID);
+ var id = prettyName(aAccOrElmOrID) + (aTestName ? " [" + aTestName + "]": "");
+
+ // Primary test.
+ if (aState) {
+ isState(state & aState, aState, false,
+ "wrong state bits for " + id + "!");
+ }
+
+ if (aExtraState)
+ isState(extraState & aExtraState, aExtraState, true,
+ "wrong extra state bits for " + id + "!");
+
+ if (aAbsentState)
+ isState(state & aAbsentState, 0, false,
+ "state bits should not be present in ID " + id + "!");
+
+ if (aAbsentExtraState)
+ isState(extraState & aAbsentExtraState, 0, true,
+ "extraState bits should not be present in ID " + id + "!");
+
+ // Additional test.
+
+ // focused/focusable
+ if (state & STATE_FOCUSED)
+ isState(state & STATE_FOCUSABLE, STATE_FOCUSABLE, false,
+ "Focussed " + id + " must be focusable!");
+
+ if (aAbsentState && (aAbsentState & STATE_FOCUSABLE)) {
+ isState(state & STATE_FOCUSED, 0, false,
+ "Not focusable " + id + " must be not focused!");
+ }
+
+ // multiline/singleline
+ if (extraState & EXT_STATE_MULTI_LINE)
+ isState(extraState & EXT_STATE_SINGLE_LINE, 0, true,
+ "Multiline " + id + " cannot be singleline!");
+
+ if (extraState & EXT_STATE_SINGLE_LINE)
+ isState(extraState & EXT_STATE_MULTI_LINE, 0, true,
+ "Singleline " + id + " cannot be multiline!");
+
+ // expanded/collapsed/expandable
+ if (state & STATE_COLLAPSED || state & STATE_EXPANDED)
+ isState(extraState & EXT_STATE_EXPANDABLE, EXT_STATE_EXPANDABLE, true,
+ "Collapsed or expanded " + id + " must be expandable!");
+
+ if (state & STATE_COLLAPSED)
+ isState(state & STATE_EXPANDED, 0, false,
+ "Collapsed " + id + " cannot be expanded!");
+
+ if (state & STATE_EXPANDED)
+ isState(state & STATE_COLLAPSED, 0, false,
+ "Expanded " + id + " cannot be collapsed!");
+
+ if (aAbsentState && (extraState & EXT_STATE_EXPANDABLE)) {
+ if (aAbsentState & STATE_EXPANDED) {
+ isState(state & STATE_COLLAPSED, STATE_COLLAPSED, false,
+ "Not expanded " + id + " must be collapsed!");
+ } else if (aAbsentState & STATE_COLLAPSED) {
+ isState(state & STATE_EXPANDED, STATE_EXPANDED, false,
+ "Not collapsed " + id + " must be expanded!");
+ }
+ }
+
+ // checked/mixed/checkable
+ if (state & STATE_CHECKED || state & STATE_MIXED &&
+ role != ROLE_TOGGLE_BUTTON && role != ROLE_PROGRESSBAR)
+ isState(state & STATE_CHECKABLE, STATE_CHECKABLE, false,
+ "Checked or mixed element must be checkable!");
+
+ if (state & STATE_CHECKED)
+ isState(state & STATE_MIXED, 0, false,
+ "Checked element cannot be state mixed!");
+
+ if (state & STATE_MIXED)
+ isState(state & STATE_CHECKED, 0, false,
+ "Mixed element cannot be state checked!");
+
+ // selected/selectable
+ if (state & STATE_SELECTED) {
+ isState(state & STATE_SELECTABLE, STATE_SELECTABLE, false,
+ "Selected element must be selectable!");
+ }
+}
+
+/**
+ * Tests an acessible and its sub tree for the passed in state bits.
+ * Used to make sure that states are propagated to descendants, for example the
+ * STATE_UNAVAILABLE from a container to its children.
+ *
+ * @param aAccOrElmOrID The accessible, DOM element or ID to be tested.
+ * @param aState The state bits that are wanted.
+ * @param aExtraState The extra state bits that are wanted.
+ * @param aAbsentState State bits that are not wanted.
+ */
+function testStatesInSubtree(aAccOrElmOrID, aState, aExtraState, aAbsentState)
+{
+ // test accessible and its subtree for propagated states.
+ var acc = getAccessible(aAccOrElmOrID);
+ if (!acc)
+ return;
+
+ if (getRole(acc) != ROLE_TEXT_LEAF)
+ // Right now, text leafs don't get tested because the states are not being
+ // propagated.
+ testStates(acc, aState, aExtraState, aAbsentState);
+
+ // Iterate over its children to see if the state got propagated.
+ var children = null;
+ try {
+ children = acc.children;
+ } catch(e) {}
+ ok(children, "Could not get children for " + aAccOrElmOrID +"!");
+
+ if (children) {
+ for (var i = 0; i < children.length; i++) {
+ var childAcc = children.queryElementAt(i, nsIAccessible);
+ testStatesInSubtree(childAcc, aState, aExtraState, aAbsentState);
+ }
+ }
+}
+
+/**
+ * Fails if no defunct state on the accessible.
+ */
+function testIsDefunct(aAccessible, aTestName)
+{
+ var id = prettyName(aAccessible) + (aTestName ? " [" + aTestName + "]" : "");
+ var [state, extraState] = getStates(aAccessible);
+ isState(extraState & EXT_STATE_DEFUNCT, EXT_STATE_DEFUNCT, true,
+ "no defuct state for " + id + "!");
+}
+
+function getStringStates(aAccOrElmOrID)
+{
+ var [state, extraState] = getStates(aAccOrElmOrID);
+ return statesToString(state, extraState);
+}
+
+function getStates(aAccOrElmOrID)
+{
+ var acc = getAccessible(aAccOrElmOrID);
+ if (!acc)
+ return [0, 0];
+
+ var state = {}, extraState = {};
+ acc.getState(state, extraState);
+
+ return [state.value, extraState.value];
+}
+
+/**
+ * Return true if the accessible has given states.
+ */
+function hasState(aAccOrElmOrID, aState, aExtraState)
+{
+ var [state, exstate] = getStates(aAccOrElmOrID);
+ return (aState ? state & aState : true) &&
+ (aExtraState ? exstate & aExtraState : true);
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// Private implementation details
+
+/**
+ * Analogy of SimpleTest.is function used to compare states.
+ */
+function isState(aState1, aState2, aIsExtraStates, aMsg)
+{
+ if (aState1 == aState2) {
+ ok(true, aMsg);
+ return;
+ }
+
+ var got = "0";
+ if (aState1) {
+ got = statesToString(aIsExtraStates ? 0 : aState1,
+ aIsExtraStates ? aState1 : 0);
+ }
+
+ var expected = "0";
+ if (aState2) {
+ expected = statesToString(aIsExtraStates ? 0 : aState2,
+ aIsExtraStates ? aState2 : 0);
+ }
+
+ ok(false, aMsg + "got '" + got + "', expected '" + expected + "'");
+}