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-rw-r--r--accessible/tests/mochitest/text.js814
1 files changed, 814 insertions, 0 deletions
diff --git a/accessible/tests/mochitest/text.js b/accessible/tests/mochitest/text.js
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+++ b/accessible/tests/mochitest/text.js
@@ -0,0 +1,814 @@
+/* import-globals-from common.js */
+
+// //////////////////////////////////////////////////////////////////////////////
+// Public
+
+const BOUNDARY_CHAR = nsIAccessibleText.BOUNDARY_CHAR;
+const BOUNDARY_WORD_START = nsIAccessibleText.BOUNDARY_WORD_START;
+const BOUNDARY_WORD_END = nsIAccessibleText.BOUNDARY_WORD_END;
+const BOUNDARY_LINE_START = nsIAccessibleText.BOUNDARY_LINE_START;
+const BOUNDARY_LINE_END = nsIAccessibleText.BOUNDARY_LINE_END;
+const BOUNDARY_PARAGRAPH = nsIAccessibleText.BOUNDARY_PARAGRAPH;
+
+const kTextEndOffset = nsIAccessibleText.TEXT_OFFSET_END_OF_TEXT;
+const kCaretOffset = nsIAccessibleText.TEXT_OFFSET_CARET;
+
+const EndPoint_Start = nsIAccessibleTextRange.EndPoint_Start;
+const EndPoint_End = nsIAccessibleTextRange.EndPoint_End;
+
+const kTodo = 1; // a test is expected to fail
+const kOk = 2; // a test doesn't fail
+
+/**
+ * Test characterCount for the given array of accessibles.
+ *
+ * @param aCount [in] the expected character count
+ * @param aIDs [in] array of accessible identifiers to test
+ * @param aTodoFlag [in, optional] either kOk or kTodo
+ */
+function testCharacterCount(aIDs, aCount, aTodoFlag) {
+ var ids = aIDs instanceof Array ? aIDs : [aIDs];
+ var isFunc = aTodoFlag == kTodo ? todo_is : is;
+ for (var i = 0; i < ids.length; i++) {
+ var textacc = getAccessible(ids[i], [nsIAccessibleText]);
+ isFunc(
+ textacc.characterCount,
+ aCount,
+ "Wrong character count for " + prettyName(ids[i])
+ );
+ }
+}
+
+/**
+ * Test text between two given offsets.
+ *
+ * @param aIDs [in] an array of accessible IDs to test
+ * @param aStartOffset [in] the start offset within the text to test
+ * @param aEndOffset [in] the end offset up to which the text is tested
+ * @param aText [in] the expected result from the test
+ * @param aTodoFlag [in, optional] either kOk or kTodo
+ */
+function testText(aIDs, aStartOffset, aEndOffset, aText, aTodoFlag) {
+ var ids = aIDs instanceof Array ? aIDs : [aIDs];
+ var isFunc = aTodoFlag == kTodo ? todo_is : is;
+ for (var i = 0; i < ids.length; i++) {
+ var acc = getAccessible(ids[i], nsIAccessibleText);
+ try {
+ isFunc(
+ acc.getText(aStartOffset, aEndOffset),
+ aText,
+ "getText: wrong text between start and end offsets '" +
+ aStartOffset +
+ "', '" +
+ aEndOffset +
+ " for '" +
+ prettyName(ids[i]) +
+ "'"
+ );
+ } catch (e) {
+ ok(
+ false,
+ "getText fails between start and end offsets '" +
+ aStartOffset +
+ "', '" +
+ aEndOffset +
+ " for '" +
+ prettyName(ids[i]) +
+ "'"
+ );
+ }
+ }
+}
+
+/**
+ * Test getTextAtOffset for BOUNDARY_CHAR over different elements.
+ *
+ * @param aIDs [in] the accessible identifier or array of accessible
+ * identifiers
+ * @param aOffset [in] the offset to get a character at it
+ * @param aChar [in] the expected character
+ * @param aStartOffset [in] expected start offset of the character
+ * @param aEndOffset [in] expected end offset of the character
+ */
+function testCharAtOffset(aIDs, aOffset, aChar, aStartOffset, aEndOffset) {
+ var IDs = aIDs instanceof Array ? aIDs : [aIDs];
+ for (var i = 0; i < IDs.length; i++) {
+ var acc = getAccessible(IDs[i], nsIAccessibleText);
+ testTextHelper(
+ IDs[i],
+ aOffset,
+ BOUNDARY_CHAR,
+ aChar,
+ aStartOffset,
+ aEndOffset,
+ kOk,
+ kOk,
+ kOk,
+ acc.getTextAtOffset,
+ "getTextAtOffset "
+ );
+ }
+}
+
+/**
+ * Test getTextAtOffset function over different elements.
+ *
+ * @param aIDs [in] ID or array of IDs
+ * @param aBoundaryType [in] boundary type for text to be retrieved
+ * @param aTestList [in] array of sets:
+ * offset1 and offset2 defining the offset range
+ * the text in the range
+ * start offset of the text in the range
+ * end offset of the text in the range
+ *
+ * or
+ *
+ * @param aOffset [in] the offset to get the text at
+ * @param aBoundaryType [in] Boundary type for text to be retrieved
+ * @param aText [in] expected return text for getTextAtOffset
+ * @param aStartOffset [in] expected return start offset for getTextAtOffset
+ * @param aEndOffset [in] expected return end offset for getTextAtOffset
+ * @param ... [in] list of ids or list of tuples made of:
+ * element identifier
+ * kTodo or kOk for returned text
+ * kTodo or kOk for returned start offset
+ * kTodo or kOk for returned offset result
+ */
+function testTextAtOffset() {
+ testTextSuperHelper("getTextAtOffset", arguments);
+}
+
+/**
+ * Test getTextAfterOffset for BOUNDARY_CHAR over different elements.
+ *
+ * @param aIDs [in] the accessible identifier or array of accessible
+ * identifiers
+ * @param aOffset [in] the offset to get a character after it
+ * @param aChar [in] the expected character
+ * @param aStartOffset [in] expected start offset of the character
+ * @param aEndOffset [in] expected end offset of the character
+ */
+function testCharAfterOffset(aIDs, aOffset, aChar, aStartOffset, aEndOffset) {
+ var IDs = aIDs instanceof Array ? aIDs : [aIDs];
+ for (var i = 0; i < IDs.length; i++) {
+ var acc = getAccessible(IDs[i], nsIAccessibleText);
+ testTextHelper(
+ IDs[i],
+ aOffset,
+ BOUNDARY_CHAR,
+ aChar,
+ aStartOffset,
+ aEndOffset,
+ kOk,
+ kOk,
+ kOk,
+ acc.getTextAfterOffset,
+ "getTextAfterOffset "
+ );
+ }
+}
+
+/**
+ * Test getTextAfterOffset function over different elements
+ *
+ * @param aIDs [in] ID or array of IDs
+ * @param aBoundaryType [in] boundary type for text to be retrieved
+ * @param aTestList [in] array of sets:
+ * offset1 and offset2 defining the offset range
+ * the text in the range
+ * start offset of the text in the range
+ * end offset of the text in the range
+ *
+ * or
+ *
+ * @param aOffset [in] the offset to get the text after
+ * @param aBoundaryType [in] Boundary type for text to be retrieved
+ * @param aText [in] expected return text for getTextAfterOffset
+ * @param aStartOffset [in] expected return start offset for getTextAfterOffset
+ * @param aEndOffset [in] expected return end offset for getTextAfterOffset
+ * @param ... [in] list of ids or list of tuples made of:
+ * element identifier
+ * kTodo or kOk for returned text
+ * kTodo or kOk for returned start offset
+ * kTodo or kOk for returned offset result
+ */
+function testTextAfterOffset(
+ aOffset,
+ aBoundaryType,
+ aText,
+ aStartOffset,
+ aEndOffset
+) {
+ testTextSuperHelper("getTextAfterOffset", arguments);
+}
+
+/**
+ * Test getTextBeforeOffset for BOUNDARY_CHAR over different elements.
+ *
+ * @param aIDs [in] the accessible identifier or array of accessible
+ * identifiers
+ * @param aOffset [in] the offset to get a character before it
+ * @param aChar [in] the expected character
+ * @param aStartOffset [in] expected start offset of the character
+ * @param aEndOffset [in] expected end offset of the character
+ */
+function testCharBeforeOffset(aIDs, aOffset, aChar, aStartOffset, aEndOffset) {
+ var IDs = aIDs instanceof Array ? aIDs : [aIDs];
+ for (var i = 0; i < IDs.length; i++) {
+ var acc = getAccessible(IDs[i], nsIAccessibleText);
+ testTextHelper(
+ IDs[i],
+ aOffset,
+ BOUNDARY_CHAR,
+ aChar,
+ aStartOffset,
+ aEndOffset,
+ kOk,
+ kOk,
+ kOk,
+ acc.getTextBeforeOffset,
+ "getTextBeforeOffset "
+ );
+ }
+}
+
+/**
+ * Test getTextBeforeOffset function over different elements
+ *
+ * @param aIDs [in] ID or array of IDs
+ * @param aBoundaryType [in] boundary type for text to be retrieved
+ * @param aTestList [in] array of sets:
+ * offset1 and offset2 defining the offset range
+ * the text in the range
+ * start offset of the text in the range
+ * end offset of the text in the range
+ *
+ * or
+ *
+ * @param aOffset [in] the offset to get the text before
+ * @param aBoundaryType [in] Boundary type for text to be retrieved
+ * @param aText [in] expected return text for getTextBeforeOffset
+ * @param aStartOffset [in] expected return start offset for getTextBeforeOffset
+ * @param aEndOffset [in] expected return end offset for getTextBeforeOffset
+ * @param ... [in] list of ids or list of tuples made of:
+ * element identifier
+ * kTodo or kOk for returned text
+ * kTodo or kOk for returned start offset
+ * kTodo or kOk for returned offset result
+ */
+function testTextBeforeOffset(
+ aOffset,
+ aBoundaryType,
+ aText,
+ aStartOffset,
+ aEndOffset
+) {
+ testTextSuperHelper("getTextBeforeOffset", arguments);
+}
+
+/**
+ * Test word count for an element.
+ *
+ * @param aElement [in] element identifier
+ * @param aCount [in] Expected word count
+ * @param aToDoFlag [in] kTodo or kOk for returned text
+ */
+function testWordCount(aElement, aCount, aToDoFlag) {
+ var isFunc = aToDoFlag == kTodo ? todo_is : is;
+ var acc = getAccessible(aElement, nsIAccessibleText);
+ var startOffsetObj = {},
+ endOffsetObj = {};
+ var length = acc.characterCount;
+ var offset = 0;
+ var wordCount = 0;
+ while (true) {
+ acc.getTextAtOffset(
+ offset,
+ BOUNDARY_WORD_START,
+ startOffsetObj,
+ endOffsetObj
+ );
+ if (offset >= length) {
+ break;
+ }
+
+ wordCount++;
+ offset = endOffsetObj.value;
+ }
+ isFunc(
+ wordCount,
+ aCount,
+ "wrong words count for '" +
+ acc.getText(0, -1) +
+ "': " +
+ wordCount +
+ " in " +
+ prettyName(aElement)
+ );
+}
+
+/**
+ * Test word at a position for an element.
+ *
+ * @param aElement [in] element identifier
+ * @param aWordIndex [in] index of the word to test
+ * @param aText [in] expected text for that word
+ * @param aToDoFlag [in] kTodo or kOk for returned text
+ */
+function testWordAt(aElement, aWordIndex, aText, aToDoFlag) {
+ var isFunc = aToDoFlag == kTodo ? todo_is : is;
+ var acc = getAccessible(aElement, nsIAccessibleText);
+
+ var textLength = acc.characterCount;
+ var wordIdx = aWordIndex;
+ var startOffsetObj = { value: 0 },
+ endOffsetObj = { value: 0 };
+ for (let offset = 0; offset < textLength; offset = endOffsetObj.value) {
+ acc.getTextAtOffset(
+ offset,
+ BOUNDARY_WORD_START,
+ startOffsetObj,
+ endOffsetObj
+ );
+
+ wordIdx--;
+ if (wordIdx < 0) {
+ break;
+ }
+ }
+
+ if (wordIdx >= 0) {
+ ok(
+ false,
+ "the given word index '" +
+ aWordIndex +
+ "' exceeds words amount in " +
+ prettyName(aElement)
+ );
+
+ return;
+ }
+
+ var startWordOffset = startOffsetObj.value;
+ var endWordOffset = endOffsetObj.value;
+
+ // Calculate the end word offset.
+ acc.getTextAtOffset(
+ endOffsetObj.value,
+ BOUNDARY_WORD_END,
+ startOffsetObj,
+ endOffsetObj
+ );
+ if (startOffsetObj.value != textLength) {
+ endWordOffset = startOffsetObj.value;
+ }
+
+ if (endWordOffset <= startWordOffset) {
+ todo(
+ false,
+ "wrong start and end offset for word at index '" +
+ aWordIndex +
+ "': " +
+ " of text '" +
+ acc.getText(0, -1) +
+ "' in " +
+ prettyName(aElement)
+ );
+
+ return;
+ }
+
+ let text = acc.getText(startWordOffset, endWordOffset);
+ isFunc(
+ text,
+ aText,
+ "wrong text for word at index '" +
+ aWordIndex +
+ "': " +
+ " of text '" +
+ acc.getText(0, -1) +
+ "' in " +
+ prettyName(aElement)
+ );
+}
+
+/**
+ * Test words in a element.
+ *
+ * @param aElement [in] element identifier
+ * @param aWords [in] array of expected words
+ * @param aToDoFlag [in, optional] kTodo or kOk for returned text
+ */
+function testWords(aElement, aWords, aToDoFlag) {
+ if (aToDoFlag == null) {
+ aToDoFlag = kOk;
+ }
+
+ testWordCount(aElement, aWords.length, aToDoFlag);
+
+ for (var i = 0; i < aWords.length; i++) {
+ testWordAt(aElement, i, aWords[i], aToDoFlag);
+ }
+}
+
+/**
+ * Remove all selections.
+ *
+ * @param aID [in] Id, DOM node, or acc obj
+ */
+function cleanTextSelections(aID) {
+ var acc = getAccessible(aID, [nsIAccessibleText]);
+
+ while (acc.selectionCount > 0) {
+ acc.removeSelection(0);
+ }
+}
+
+/**
+ * Test addSelection method.
+ *
+ * @param aID [in] Id, DOM node, or acc obj
+ * @param aStartOffset [in] start offset for the new selection
+ * @param aEndOffset [in] end offset for the new selection
+ * @param aSelectionsCount [in] expected number of selections after addSelection
+ */
+function testTextAddSelection(aID, aStartOffset, aEndOffset, aSelectionsCount) {
+ var acc = getAccessible(aID, [nsIAccessibleText]);
+ var text = acc.getText(0, -1);
+
+ acc.addSelection(aStartOffset, aEndOffset);
+
+ is(
+ acc.selectionCount,
+ aSelectionsCount,
+ text +
+ ": failed to add selection from offset '" +
+ aStartOffset +
+ "' to offset '" +
+ aEndOffset +
+ "': selectionCount after"
+ );
+}
+
+/**
+ * Test removeSelection method.
+ *
+ * @param aID [in] Id, DOM node, or acc obj
+ * @param aSelectionIndex [in] index of the selection to be removed
+ * @param aSelectionsCount [in] expected number of selections after
+ * removeSelection
+ */
+function testTextRemoveSelection(aID, aSelectionIndex, aSelectionsCount) {
+ var acc = getAccessible(aID, [nsIAccessibleText]);
+ var text = acc.getText(0, -1);
+
+ acc.removeSelection(aSelectionIndex);
+
+ is(
+ acc.selectionCount,
+ aSelectionsCount,
+ text +
+ ": failed to remove selection at index '" +
+ aSelectionIndex +
+ "': selectionCount after"
+ );
+}
+
+/**
+ * Test setSelectionBounds method.
+ *
+ * @param aID [in] Id, DOM node, or acc obj
+ * @param aStartOffset [in] new start offset for the selection
+ * @param aEndOffset [in] new end offset for the selection
+ * @param aSelectionIndex [in] index of the selection to set
+ * @param aSelectionsCount [in] expected number of selections after
+ * setSelectionBounds
+ */
+function testTextSetSelection(
+ aID,
+ aStartOffset,
+ aEndOffset,
+ aSelectionIndex,
+ aSelectionsCount
+) {
+ var acc = getAccessible(aID, [nsIAccessibleText]);
+ var text = acc.getText(0, -1);
+
+ acc.setSelectionBounds(aSelectionIndex, aStartOffset, aEndOffset);
+
+ is(
+ acc.selectionCount,
+ aSelectionsCount,
+ text +
+ ": failed to set selection at index '" +
+ aSelectionIndex +
+ "': selectionCount after"
+ );
+}
+
+/**
+ * Test selectionCount method.
+ *
+ * @param aID [in] Id, DOM node, or acc obj
+ * @param aCount [in] expected selection count
+ */
+function testTextSelectionCount(aID, aCount) {
+ var acc = getAccessible(aID, [nsIAccessibleText]);
+ var text = acc.getText(0, -1);
+
+ is(acc.selectionCount, aCount, text + ": wrong selectionCount: ");
+}
+
+/**
+ * Test getSelectionBounds method.
+ *
+ * @param aID [in] Id, DOM node, or acc obj
+ * @param aStartOffset [in] expected start offset for the selection
+ * @param aEndOffset [in] expected end offset for the selection
+ * @param aSelectionIndex [in] index of the selection to get
+ */
+function testTextGetSelection(aID, aStartOffset, aEndOffset, aSelectionIndex) {
+ var acc = getAccessible(aID, [nsIAccessibleText]);
+ var text = acc.getText(0, -1);
+
+ var startObj = {},
+ endObj = {};
+ acc.getSelectionBounds(aSelectionIndex, startObj, endObj);
+
+ is(
+ startObj.value,
+ aStartOffset,
+ text + ": wrong start offset for index '" + aSelectionIndex + "'"
+ );
+ is(
+ endObj.value,
+ aEndOffset,
+ text + ": wrong end offset for index '" + aSelectionIndex + "'"
+ );
+}
+
+function testTextRange(
+ aRange,
+ aRangeDescr,
+ aStartContainer,
+ aStartOffset,
+ aEndContainer,
+ aEndOffset,
+ aText,
+ aCommonContainer,
+ aChildren
+) {
+ isObject(
+ aRange.startContainer,
+ getAccessible(aStartContainer),
+ "Wrong start container of " + aRangeDescr
+ );
+ is(aRange.startOffset, aStartOffset, "Wrong start offset of " + aRangeDescr);
+ isObject(
+ aRange.endContainer,
+ getAccessible(aEndContainer),
+ "Wrong end container of " + aRangeDescr
+ );
+ is(aRange.endOffset, aEndOffset, "Wrong end offset of " + aRangeDescr);
+
+ if (aText === undefined) {
+ return;
+ }
+
+ is(aRange.text, aText, "Wrong text of " + aRangeDescr);
+
+ var children = aRange.embeddedChildren;
+ is(
+ children ? children.length : 0,
+ aChildren ? aChildren.length : 0,
+ "Wrong embedded children count of " + aRangeDescr
+ );
+
+ isObject(
+ aRange.container,
+ getAccessible(aCommonContainer),
+ "Wrong container of " + aRangeDescr
+ );
+
+ if (aChildren) {
+ for (var i = 0; i < aChildren.length; i++) {
+ var expectedChild = getAccessible(aChildren[i]);
+ var actualChild = children.queryElementAt(i, nsIAccessible);
+ isObject(
+ actualChild,
+ expectedChild,
+ "Wrong child at index '" + i + "' of " + aRangeDescr
+ );
+ }
+ }
+}
+
+// //////////////////////////////////////////////////////////////////////////////
+// Private
+
+function testTextSuperHelper(aFuncName, aArgs) {
+ // List of tests.
+ if (aArgs[2] instanceof Array) {
+ let ids = aArgs[0] instanceof Array ? aArgs[0] : [aArgs[0]];
+ let boundaryType = aArgs[1];
+ let list = aArgs[2];
+ for (let i = 0; i < list.length; i++) {
+ let offset1 = list[i][0],
+ offset2 = list[i][1];
+ let text = list[i][2],
+ startOffset = list[i][3],
+ endOffset = list[i][4];
+ let failureList = list[i][5];
+ for (let offset = offset1; offset <= offset2; offset++) {
+ for (let idIdx = 0; idIdx < ids.length; idIdx++) {
+ let id = ids[idIdx];
+
+ let flagOk1 = kOk,
+ flagOk2 = kOk,
+ flagOk3 = kOk;
+ if (failureList) {
+ for (let fIdx = 0; fIdx < failureList.length; fIdx++) {
+ if (
+ offset == failureList[fIdx][0] &&
+ id == failureList[fIdx][1]
+ ) {
+ flagOk1 = failureList[fIdx][2];
+ flagOk2 = failureList[fIdx][3];
+ flagOk3 = failureList[fIdx][4];
+ break;
+ }
+ }
+ }
+
+ let acc = getAccessible(id, nsIAccessibleText);
+ testTextHelper(
+ id,
+ offset,
+ boundaryType,
+ text,
+ startOffset,
+ endOffset,
+ flagOk1,
+ flagOk2,
+ flagOk3,
+ acc[aFuncName],
+ aFuncName + " "
+ );
+ }
+ }
+ }
+ return;
+ }
+
+ // Test at single offset. List of IDs.
+ var offset = aArgs[0];
+ var boundaryType = aArgs[1];
+ var text = aArgs[2];
+ var startOffset = aArgs[3];
+ var endOffset = aArgs[4];
+ if (aArgs[5] instanceof Array) {
+ let ids = aArgs[5];
+ for (let i = 0; i < ids.length; i++) {
+ let acc = getAccessible(ids[i], nsIAccessibleText);
+ testTextHelper(
+ ids[i],
+ offset,
+ boundaryType,
+ text,
+ startOffset,
+ endOffset,
+ kOk,
+ kOk,
+ kOk,
+ acc[aFuncName],
+ aFuncName + " "
+ );
+ }
+
+ return;
+ }
+
+ // Each ID is tested separately.
+ for (let i = 5; i < aArgs.length; i = i + 4) {
+ let ID = aArgs[i];
+ let acc = getAccessible(ID, nsIAccessibleText);
+ let toDoFlag1 = aArgs[i + 1];
+ let toDoFlag2 = aArgs[i + 2];
+ let toDoFlag3 = aArgs[i + 3];
+
+ testTextHelper(
+ ID,
+ offset,
+ boundaryType,
+ text,
+ startOffset,
+ endOffset,
+ toDoFlag1,
+ toDoFlag2,
+ toDoFlag3,
+ acc[aFuncName],
+ aFuncName + " "
+ );
+ }
+}
+
+function testTextHelper(
+ aID,
+ aOffset,
+ aBoundaryType,
+ aText,
+ aStartOffset,
+ aEndOffset,
+ aToDoFlag1,
+ aToDoFlag2,
+ aToDoFlag3,
+ aTextFunc,
+ aTextFuncName
+) {
+ var exceptionFlag =
+ aToDoFlag1 == undefined ||
+ aToDoFlag2 == undefined ||
+ aToDoFlag3 == undefined;
+
+ var startMsg = aTextFuncName + "(" + boundaryToString(aBoundaryType) + "): ";
+ var endMsg = ", id: " + prettyName(aID) + ";";
+
+ try {
+ var startOffsetObj = {},
+ endOffsetObj = {};
+ var text = aTextFunc(aOffset, aBoundaryType, startOffsetObj, endOffsetObj);
+
+ if (exceptionFlag) {
+ ok(false, startMsg + "no expected failure at offset " + aOffset + endMsg);
+ return;
+ }
+
+ var isFunc1 = aToDoFlag1 == kTodo ? todo : ok;
+ var isFunc2 = aToDoFlag2 == kTodo ? todo : ok;
+ var isFunc3 = aToDoFlag3 == kTodo ? todo : ok;
+
+ isFunc1(
+ text == aText,
+ startMsg +
+ "wrong text " +
+ "(got '" +
+ text +
+ "', expected: '" +
+ aText +
+ "')" +
+ ", offset: " +
+ aOffset +
+ endMsg
+ );
+ isFunc2(
+ startOffsetObj.value == aStartOffset,
+ startMsg +
+ "wrong start offset" +
+ "(got '" +
+ startOffsetObj.value +
+ "', expected: '" +
+ aStartOffset +
+ "')" +
+ ", offset: " +
+ aOffset +
+ endMsg
+ );
+ isFunc3(
+ endOffsetObj.value == aEndOffset,
+ startMsg +
+ "wrong end offset" +
+ "(got '" +
+ endOffsetObj.value +
+ "', expected: '" +
+ aEndOffset +
+ "')" +
+ ", offset: " +
+ aOffset +
+ endMsg
+ );
+ } catch (e) {
+ var okFunc = exceptionFlag ? todo : ok;
+ okFunc(
+ false,
+ startMsg + "failed at offset " + aOffset + endMsg + ", exception: " + e
+ );
+ }
+}
+
+function boundaryToString(aBoundaryType) {
+ switch (aBoundaryType) {
+ case BOUNDARY_CHAR:
+ return "char";
+ case BOUNDARY_WORD_START:
+ return "word start";
+ case BOUNDARY_WORD_END:
+ return "word end";
+ case BOUNDARY_LINE_START:
+ return "line start";
+ case BOUNDARY_LINE_END:
+ return "line end";
+ case BOUNDARY_PARAGRAPH:
+ return "paragraph";
+ }
+ return "unknown";
+}