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473 lines
14 KiB
JavaScript
473 lines
14 KiB
JavaScript
/**
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* This file provides set of helper functions to test nsIAccessibleTable
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* interface.
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*
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* Required:
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* common.js
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* states.js
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*/
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/**
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* Test table indexes.
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*
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* @param aIdentifier [in] table accessible identifier
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* @param aIdxes [in] two dimensional array of cell indexes
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*/
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function testTableIndexes(aIdentifier, aIdxes)
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{
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var tableAcc = getAccessible(aIdentifier, [nsIAccessibleTable]);
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if (!tableAcc)
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return;
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var obtainedRowIdx, obtainedColIdx, obtainedIdx;
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var cellAcc;
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var id = prettyName(aIdentifier);
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var rowCount = aIdxes.length;
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for (var rowIdx = 0; rowIdx < rowCount; rowIdx++) {
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var colCount = aIdxes[rowIdx].length;
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for (var colIdx = 0; colIdx < colCount; colIdx++) {
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var idx = aIdxes[rowIdx][colIdx];
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// cellRefAt
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try {
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cellAcc = null;
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cellAcc = tableAcc.cellRefAt(rowIdx, colIdx);
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} catch (e) { }
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ok(idx != -1 && cellAcc || idx == -1 && !cellAcc,
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id + ": Can't get cell accessible at row = " + rowIdx + ", column = " + colIdx);
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if (idx != - 1) {
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// getRowAtIndex
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var origRowIdx = rowIdx;
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while (origRowIdx > 0 &&
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aIdxes[rowIdx][colIdx] == aIdxes[origRowIdx - 1][colIdx])
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origRowIdx--;
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try {
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obtainedRowIdx = tableAcc.getRowAtIndex(idx);
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} catch (e) {
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ok(false, id + ": can't get row index for cell index " + idx + "," + e);
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}
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is(obtainedRowIdx, origRowIdx,
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id + ": row for index " + idx +" is not correct");
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// getColumnAtIndex
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var origColIdx = colIdx;
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while (origColIdx > 0 &&
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aIdxes[rowIdx][colIdx] == aIdxes[rowIdx][origColIdx - 1])
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origColIdx--;
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try {
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obtainedColIdx = tableAcc.getColumnAtIndex(idx);
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} catch (e) {
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ok(false, id + ": can't get column index for cell index " + idx + "," + e);
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}
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is(obtainedColIdx, origColIdx,
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id + ": column for index " + idx +" is not correct");
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// 'table-cell-index' attribute
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if (cellAcc) {
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var attrs = cellAcc.attributes;
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var strIdx = "";
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try {
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strIdx = attrs.getStringProperty("table-cell-index");
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} catch (e) {
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ok(false,
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id + ": no cell index from object attributes on the cell accessible at index " + idx + ".");
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}
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if (strIdx) {
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is (parseInt(strIdx), idx,
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id + ": cell index from object attributes of cell accessible isn't corrent.");
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}
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}
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}
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// getIndexAt
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try {
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obtainedIdx = tableAcc.getIndexAt(rowIdx, colIdx);
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} catch (e) {
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obtainedIdx = -1;
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}
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is(obtainedIdx, idx,
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id + ": row " + rowIdx + " /column " + colIdx + " and index " + obtainedIdx + " aren't inconsistent.");
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}
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}
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}
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/**
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* Constants used to describe cells states array. Values 0 and 1 are reserved
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* for boolean flag indicating the cell is origin and it is whether unselected
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* or selected.
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*/
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const kRowSpanned = 2; // Indicates the cell is not origin and row spanned
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const kColSpanned = 4; // Indicates the cell is not origin and column spanned
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const kSpanned = kRowSpanned | kColSpanned;
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/**
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* Test table getters selection methods.
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*
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* @param aIdentifier [in] table accessible identifier
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* @param aCellsArray [in] two dimensional array (row X columns) of cells
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* states (either boolean (selected/unselected) if cell is
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* origin, or one of constants defined above).
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* @param aMsg [in] text appended before every message
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*/
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function testTableSelection(aIdentifier, aCellsArray, aMsg)
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{
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var msg = aMsg ? aMsg : "";
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var acc = getAccessible(aIdentifier, [nsIAccessibleTable]);
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if (!acc)
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return;
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var rowsCount = aCellsArray.length;
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var colsCount = aCellsArray[0].length;
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// Columns selection tests.
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var selCols = new Array();
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// isColumnSelected test
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for (var colIdx = 0; colIdx < colsCount; colIdx++) {
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var isColSelected = true;
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for (var rowIdx = 0; rowIdx < rowsCount; rowIdx++) {
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if (aCellsArray[rowIdx][colIdx] == false) {
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isColSelected = false;
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break;
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}
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}
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is(acc.isColumnSelected(colIdx), isColSelected,
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msg + "Wrong selection state of " + colIdx + " column for " +
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prettyName(aIdentifier));
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if (isColSelected)
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selCols.push(colIdx);
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}
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// selectedColsCount test
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is(acc.selectedColumnsCount, selCols.length,
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msg + "Wrong count of selected columns for " + prettyName(aIdentifier));
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// getSelectedColumns test
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var actualSelColsCountObj = { value: null };
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var actualSelCols = acc.getSelectedColumns(actualSelColsCountObj);
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var actualSelColsCount = actualSelColsCountObj.value;
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is (actualSelColsCount, selCols.length,
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msg + "Wrong count of selected columns for " + prettyName(aIdentifier) +
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"from getSelectedColumns.");
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for (var i = 0; i < actualSelColsCount; i++) {
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is (actualSelCols[i], selCols[i],
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msg + "Column at index " + selCols[i] + " should be selected.");
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}
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// Rows selection tests.
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var selRows = new Array();
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// isRowSelected test
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var selRowsCount = 0;
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for (var rowIdx = 0; rowIdx < rowsCount; rowIdx++) {
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var isRowSelected = true;
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for (var colIdx = 0; colIdx < colsCount; colIdx++) {
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if (aCellsArray[rowIdx][colIdx] == false) {
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isRowSelected = false;
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break;
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}
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}
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is(acc.isRowSelected(rowIdx), isRowSelected,
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msg + "Wrong selection state of " + rowIdx + " row for " +
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prettyName(aIdentifier));
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if (isRowSelected)
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selRows.push(rowIdx);
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}
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// selectedRowsCount test
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is(acc.selectedRowsCount, selRows.length,
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msg + "Wrong count of selected rows for " + prettyName(aIdentifier));
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// getSelectedRows test
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var actualSelRowsCountObj = { value: null };
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var actualSelRows = acc.getSelectedRows(actualSelRowsCountObj);
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var actualSelRowsCount = actualSelRowsCountObj.value;
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is (actualSelRowsCount, selRows.length,
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msg + "Wrong count of selected rows for " + prettyName(aIdentifier) +
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"from getSelectedRows.");
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for (var i = 0; i < actualSelRowsCount; i++) {
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is (actualSelRows[i], selRows[i],
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msg + "Row at index " + selRows[i] + " should be selected.");
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}
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// Cells selection tests.
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var selCells = new Array();
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// isCellSelected test
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for (var rowIdx = 0; rowIdx < rowsCount; rowIdx++) {
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for (var colIdx = 0; colIdx < colsCount; colIdx++) {
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if (!isOrigCell(aCellsArray[rowIdx][colIdx]))
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continue;
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is(acc.isCellSelected(rowIdx, colIdx), aCellsArray[rowIdx][colIdx],
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msg + "Wrong selection state of cell at " + rowIdx + " row and " +
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colIdx + " column for " + prettyName(aIdentifier));
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if (aCellsArray[rowIdx][colIdx])
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selCells.push(acc.getIndexAt(rowIdx, colIdx));
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}
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}
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// selectedCellsCount tests
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is(acc.selectedCellsCount, selCells.length,
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msg + "Wrong count of selected cells for " + prettyName(aIdentifier));
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// getSelectedCells test
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var actualSelCellsCountObj = { value: null };
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var actualSelCells = acc.getSelectedCells(actualSelCellsCountObj);
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var actualSelCellsCount = actualSelCellsCountObj.value;
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is (actualSelCellsCount, selCells.length,
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msg + "Wrong count of selected cells for " + prettyName(aIdentifier) +
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"from getSelectedCells.");
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for (var i = 0; i < actualSelCellsCount; i++) {
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is (actualSelCells[i], selCells[i],
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msg + "Cell at index " + selCells[i] + " should be selected.");
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}
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// selected states tests
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for (var rowIdx = 0; rowIdx < rowsCount; rowIdx++) {
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for (var colIdx = 0; colIdx < colsCount; colIdx++) {
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if (!isOrigCell(aCellsArray[rowIdx][colIdx]))
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continue;
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var cell = acc.cellRefAt(rowIdx, colIdx);
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var isSel = aCellsArray[rowIdx][colIdx];
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if (isSel)
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testStates(cell, STATE_SELECTED);
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else
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testStates(cell, STATE_SELECTABLE, 0, STATE_SELECTED);
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}
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}
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}
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/**
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* Test unselectColumn method of accessible table.
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*/
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function testUnselectTableColumn(aIdentifier, aColIdx, aCellsArray)
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{
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var acc = getAccessible(aIdentifier, [nsIAccessibleTable]);
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if (!acc)
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return;
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var rowsCount = aCellsArray.length;
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for (var rowIdx = 0; rowIdx < rowsCount; rowIdx++) {
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var cellState = aCellsArray[rowIdx][aColIdx];
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// Unselect origin cell.
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var [origRowIdx, origColIdx] =
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getOrigRowAndColumn(aCellsArray, rowIdx, aColIdx);
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aCellsArray[origRowIdx][origColIdx] = false;
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}
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acc.unselectColumn(aColIdx);
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testTableSelection(aIdentifier, aCellsArray,
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"Unselect " + aColIdx + " column: ");
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}
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/**
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* Test selectColumn method of accessible table.
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*/
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function testSelectTableColumn(aIdentifier, aColIdx, aCellsArray)
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{
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var acc = getAccessible(aIdentifier, [nsIAccessibleTable]);
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if (!acc)
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return;
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var rowsCount = aCellsArray.length;
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var colsCount = aCellsArray[0].length;
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for (var rowIdx = 0; rowIdx < rowsCount; rowIdx++) {
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for (var colIdx = 0; colIdx < colsCount; colIdx++) {
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var cellState = aCellsArray[rowIdx][colIdx];
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if (colIdx == aColIdx) { // select target column
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if (isOrigCell(cellState)) {
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// Select the cell if it is origin.
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aCellsArray[rowIdx][colIdx] = true;
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} else {
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// If the cell is spanned then search origin cell and select it.
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var [origRowIdx, origColIdx] = getOrigRowAndColumn(aCellsArray,
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rowIdx, colIdx);
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aCellsArray[origRowIdx][origColIdx] = true;
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}
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} else if (isOrigCell(cellState)) { // unselect other columns
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if (colIdx > aColIdx) {
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// Unselect the cell if traversed column index is greater than column
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// index of target cell.
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aCellsArray[rowIdx][colIdx] = false;
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} else if (!isColSpannedCell(aCellsArray[rowIdx][aColIdx])) {
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// Unselect the cell if the target cell is not row spanned.
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aCellsArray[rowIdx][colIdx] = false;
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} else {
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// Unselect the cell if it is not spanned to the target cell.
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for (var spannedColIdx = colIdx + 1; spannedColIdx < aColIdx;
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spannedColIdx++) {
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var spannedCellState = aCellsArray[rowIdx][spannedColIdx];
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if (!isRowSpannedCell(spannedCellState)) {
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aCellsArray[rowIdx][colIdx] = false;
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break;
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}
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}
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}
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}
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}
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}
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acc.selectColumn(aColIdx);
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testTableSelection(aIdentifier, aCellsArray,
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"Select " + aColIdx + " column: ");
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}
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/**
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* Test unselectRow method of accessible table.
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*/
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function testUnselectTableRow(aIdentifier, aRowIdx, aCellsArray)
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{
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var acc = getAccessible(aIdentifier, [nsIAccessibleTable]);
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if (!acc)
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return;
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var colsCount = aCellsArray[0].length;
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for (var colIdx = 0; colIdx < colsCount; colIdx++) {
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// Unselect origin cell.
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var [origRowIdx, origColIdx] = getOrigRowAndColumn(aCellsArray,
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aRowIdx, colIdx);
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aCellsArray[origRowIdx][origColIdx] = false;
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}
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acc.unselectRow(aRowIdx);
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testTableSelection(aIdentifier, aCellsArray,
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"Unselect " + aRowIdx + " row: ");
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}
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/**
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* Test selectRow method of accessible table.
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*/
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function testSelectTableRow(aIdentifier, aRowIdx, aCellsArray)
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{
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var acc = getAccessible(aIdentifier, [nsIAccessibleTable]);
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if (!acc)
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return;
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var rowsCount = aCellsArray.length;
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var colsCount = aCellsArray[0].length;
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for (var rowIdx = 0; rowIdx < rowsCount; rowIdx++) {
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for (var colIdx = 0; colIdx < colsCount; colIdx++) {
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var cellState = aCellsArray[rowIdx][colIdx];
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if (rowIdx == aRowIdx) { // select the given row
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if (isOrigCell(cellState)) {
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// Select the cell if it is origin.
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aCellsArray[rowIdx][colIdx] = true;
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} else {
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// If the cell is spanned then search origin cell and select it.
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var [origRowIdx, origColIdx] = getOrigRowAndColumn(aCellsArray,
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rowIdx, colIdx);
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aCellsArray[origRowIdx][origColIdx] = true;
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}
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} else if (isOrigCell(cellState)) { // unselect other rows
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if (rowIdx > aRowIdx) {
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// Unselect the cell if traversed row index is greater than row
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// index of target cell.
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aCellsArray[rowIdx][colIdx] = false;
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} else if (!isRowSpannedCell(aCellsArray[aRowIdx][colIdx])) {
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// Unselect the cell if the target cell is not row spanned.
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aCellsArray[rowIdx][colIdx] = false;
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} else {
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// Unselect the cell if it is not spanned to the target cell.
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for (var spannedRowIdx = rowIdx + 1; spannedRowIdx < aRowIdx;
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spannedRowIdx++) {
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var spannedCellState = aCellsArray[spannedRowIdx][colIdx];
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if (!isRowSpannedCell(spannedCellState)) {
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aCellsArray[rowIdx][colIdx] = false;
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break;
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}
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}
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}
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}
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}
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}
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acc.selectRow(aRowIdx);
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testTableSelection(aIdentifier, aCellsArray,
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"Select " + aRowIdx + " row: ");
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}
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////////////////////////////////////////////////////////////////////////////////
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// private implementation
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/**
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* Return row and column of orig cell for the given spanned cell.
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*/
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function getOrigRowAndColumn(aCellsArray, aRowIdx, aColIdx)
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{
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var cellState = aCellsArray[aRowIdx][aColIdx];
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var origRowIdx = aRowIdx, origColIdx = aColIdx;
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if (isRowSpannedCell(cellState)) {
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for (var prevRowIdx = aRowIdx - 1; prevRowIdx >= 0; prevRowIdx--) {
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var prevCellState = aCellsArray[prevRowIdx][aColIdx];
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if (!isRowSpannedCell(prevCellState)) {
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origRowIdx = prevRowIdx;
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break;
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}
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}
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}
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if (isColSpannedCell(cellState)) {
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for (var prevColIdx = aColIdx - 1; prevColIdx >= 0; prevColIdx--) {
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var prevCellState = aCellsArray[aRowIdx][prevColIdx];
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if (!isColSpannedCell(prevCellState)) {
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origColIdx = prevColIdx;
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break;
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}
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}
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}
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return [origRowIdx, origColIdx];
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}
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function isOrigCell(aCellState)
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{
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return !(aCellState & (kRowSpanned | kColSpanned));
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}
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function isRowSpannedCell(aCellState)
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{
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return aCellState & kRowSpanned;
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}
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function isColSpannedCell(aCellState)
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{
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return aCellState & kColSpanned;
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}
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