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/* 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/. */
const { TreeSelection } = ChromeUtils.importESModule(
"chrome://messenger/content/tree-selection.mjs"
);
var fakeView = {
rowCount: 101,
selectionChanged() {},
QueryInterface: ChromeUtils.generateQI(["nsITreeView"]),
};
var sel = new TreeSelection(null);
sel.view = fakeView;
var tree = {
view: fakeView,
_invalidationCount: 0,
invalidate() {
this._invalidationCount++;
},
invalidateRange(startIndex, endIndex) {
for (let index = startIndex; index <= endIndex; index++) {
this.invalidateRow(index);
}
},
_invalidatedRows: [],
invalidateRow(index) {
this._invalidatedRows.push(index);
},
assertInvalidated() {
Assert.equal(this._invalidationCount, 1, "invalidated once");
this._invalidationCount = 0;
this.assertInvalidatedRows();
},
assertDidntInvalidate() {
Assert.equal(this._invalidationCount, 0, "didn't invalidate");
},
assertInvalidatedRows(expected) {
if (expected) {
this.assertDidntInvalidate();
} else {
expected = [];
}
let numericSort = (a, b) => a - b;
Assert.deepEqual(
this._invalidatedRows.sort(numericSort),
expected.sort(numericSort),
"invalidated rows"
);
this._invalidatedRows.length = 0;
},
};
sel.tree = tree;
function createRangeArray(low, high) {
let array = [];
for (let i = low; i <= high; i++) {
array.push(i);
}
return array;
}
function assertSelectionRanges(expected) {
Assert.deepEqual(sel._ranges, expected, "selected ranges");
}
function assertCurrentIndex(index) {
Assert.equal(sel.currentIndex, index, `current index should be ${index}`);
}
function assertShiftPivot(index) {
Assert.equal(
sel.shiftSelectPivot,
index,
`shift select pivot should be ${index}`
);
}
function assertSelected(index) {
Assert.ok(sel.isSelected(index), `${index} should be selected`);
}
function assertNotSelected(index) {
Assert.ok(!sel.isSelected(index), `${index} should not be selected`);
}
function run_test() {
// -- select
sel.select(1);
tree.assertInvalidatedRows([1]);
assertSelected(1);
assertNotSelected(0);
assertNotSelected(2);
assertSelectionRanges([[1, 1]]);
assertCurrentIndex(1);
sel.select(2);
tree.assertInvalidatedRows([1, 2]);
assertSelected(2);
assertNotSelected(1);
assertNotSelected(3);
assertSelectionRanges([[2, 2]]);
assertCurrentIndex(2);
// -- clearSelection
sel.clearSelection();
tree.assertInvalidatedRows([2]);
assertSelectionRanges([]);
assertCurrentIndex(2); // should still be the same...
// -- toggleSelect
// start from nothing
sel.clearSelection();
tree.assertInvalidatedRows([]);
sel.toggleSelect(1);
tree.assertInvalidatedRows([1]);
assertSelectionRanges([[1, 1]]);
assertCurrentIndex(1);
// lower fusion
sel.select(2);
tree.assertInvalidatedRows([1, 2]);
sel.toggleSelect(1);
tree.assertInvalidatedRows([1]);
assertSelectionRanges([[1, 2]]);
assertCurrentIndex(1);
// upper fusion
sel.toggleSelect(3);
tree.assertInvalidatedRows([3]);
assertSelectionRanges([[1, 3]]);
assertCurrentIndex(3);
// splitting
sel.toggleSelect(2);
tree.assertInvalidatedRows([2]);
assertSelectionRanges([
[1, 1],
[3, 3],
]);
assertSelected(1);
assertSelected(3);
assertNotSelected(0);
assertNotSelected(2);
assertNotSelected(4);
assertCurrentIndex(2);
// merge
sel.toggleSelect(2);
tree.assertInvalidatedRows([2]);
assertSelectionRanges([[1, 3]]);
assertCurrentIndex(2);
// lower shrinkage
sel.toggleSelect(1);
tree.assertInvalidatedRows([1]);
assertSelectionRanges([[2, 3]]);
assertCurrentIndex(1);
// upper shrinkage
sel.toggleSelect(3);
tree.assertInvalidatedRows([3]);
assertSelectionRanges([[2, 2]]);
assertCurrentIndex(3);
// nukage
sel.toggleSelect(2);
tree.assertInvalidatedRows([2]);
assertSelectionRanges([]);
assertCurrentIndex(2);
// -- rangedSelect
// simple non-augment
sel.rangedSelect(0, 0, false);
tree.assertInvalidatedRows([0]);
assertSelectionRanges([[0, 0]]);
assertShiftPivot(0);
assertCurrentIndex(0);
// slightly less simple non-augment
sel.rangedSelect(2, 4, false);
tree.assertInvalidatedRows([0, 2, 3, 4]);
assertSelectionRanges([[2, 4]]);
assertShiftPivot(2);
assertCurrentIndex(4);
// higher distinct range
sel.rangedSelect(7, 9, true);
tree.assertInvalidatedRows([7, 8, 9]);
assertSelectionRanges([
[2, 4],
[7, 9],
]);
assertShiftPivot(7);
assertCurrentIndex(9);
// lower distinct range
sel.rangedSelect(0, 0, true);
tree.assertInvalidatedRows([0]);
assertSelectionRanges([
[0, 0],
[2, 4],
[7, 9],
]);
assertShiftPivot(0);
assertCurrentIndex(0);
// lower fusion
sel.rangedSelect(6, 6, true);
tree.assertInvalidatedRows([6, 7, 8, 9]); // Ideally this would just be 6.
assertSelectionRanges([
[0, 0],
[2, 4],
[6, 9],
]);
assertShiftPivot(6);
assertCurrentIndex(6);
// upper fusion
sel.rangedSelect(10, 11, true);
tree.assertInvalidatedRows([6, 7, 8, 9, 10, 11]); // 10, 11
assertSelectionRanges([
[0, 0],
[2, 4],
[6, 11],
]);
assertShiftPivot(10);
assertCurrentIndex(11);
// notch merge
sel.rangedSelect(5, 5, true);
tree.assertInvalidatedRows([2, 3, 4, 5, 6, 7, 8, 9, 10, 11]); // 5
assertSelectionRanges([
[0, 0],
[2, 11],
]);
assertShiftPivot(5);
assertCurrentIndex(5);
// ambiguous consume with merge
sel.rangedSelect(0, 5, true);
tree.assertInvalidatedRows(createRangeArray(0, 11)); // 1
assertSelectionRanges([[0, 11]]);
assertShiftPivot(0);
assertCurrentIndex(5);
// aligned consumption
sel.rangedSelect(0, 15, true);
tree.assertInvalidatedRows(createRangeArray(0, 15)); // 12, 13, 14, 15
assertSelectionRanges([[0, 15]]);
assertShiftPivot(0);
assertCurrentIndex(15);
// excessive consumption
sel.rangedSelect(5, 7, false);
tree.assertInvalidatedRows(createRangeArray(0, 15)); // 0 to 4, 8 to 15
sel.rangedSelect(3, 10, true);
tree.assertInvalidatedRows([3, 4, 5, 6, 7, 8, 9, 10]); // 3, 4, 8, 9, 10
assertSelectionRanges([[3, 10]]);
assertShiftPivot(3);
assertCurrentIndex(10);
// overlap merge
sel.rangedSelect(5, 10, false);
tree.assertInvalidatedRows([3, 4, 5, 6, 7, 8, 9, 10]); // 3, 4
sel.rangedSelect(15, 20, true);
tree.assertInvalidatedRows([15, 16, 17, 18, 19, 20]);
sel.rangedSelect(7, 17, true);
tree.assertInvalidatedRows(createRangeArray(5, 20)); // 11, 12, 13, 14
assertSelectionRanges([[5, 20]]);
assertShiftPivot(7);
assertCurrentIndex(17);
// big merge and consume
sel.rangedSelect(5, 10, false);
tree.assertInvalidatedRows(createRangeArray(5, 20)); // 11 to 20
sel.rangedSelect(15, 20, true);
tree.assertInvalidatedRows([15, 16, 17, 18, 19, 20]);
sel.rangedSelect(25, 30, true);
tree.assertInvalidatedRows([25, 26, 27, 28, 29, 30]);
sel.rangedSelect(35, 40, true);
tree.assertInvalidatedRows([35, 36, 37, 38, 39, 40]);
sel.rangedSelect(7, 37, true);
tree.assertInvalidatedRows(createRangeArray(5, 40)); // 11 to 14, 21 to 24, 31 to 34
assertSelectionRanges([[5, 40]]);
assertShiftPivot(7);
assertCurrentIndex(37);
// broad lower fusion
sel.rangedSelect(10, 20, false);
tree.assertInvalidatedRows(createRangeArray(5, 40)); // 5 to 9, 21 to 40
sel.rangedSelect(3, 15, true);
tree.assertInvalidatedRows(createRangeArray(3, 20)); // 3 to 9
assertSelectionRanges([[3, 20]]);
assertShiftPivot(3);
assertCurrentIndex(15);
// -- clearRange
sel.rangedSelect(10, 30, false);
tree.assertInvalidatedRows(createRangeArray(3, 30)); // 3 to 9, 21 to 30
// irrelevant low
sel.clearRange(0, 5);
tree.assertInvalidatedRows([]);
assertSelectionRanges([[10, 30]]);
// irrelevant high
sel.clearRange(40, 45);
tree.assertInvalidatedRows([]);
assertSelectionRanges([[10, 30]]);
// lower shrinkage tight
sel.clearRange(10, 10);
tree.assertInvalidatedRows([10]);
assertSelectionRanges([[11, 30]]);
// lower shrinkage broad
sel.clearRange(0, 13);
tree.assertInvalidatedRows(createRangeArray(0, 13)); // 11, 12, 13
assertSelectionRanges([[14, 30]]);
// upper shrinkage tight
sel.clearRange(30, 30);
tree.assertInvalidatedRows([30]);
assertSelectionRanges([[14, 29]]);
// upper shrinkage broad
sel.clearRange(27, 50);
tree.assertInvalidatedRows(createRangeArray(27, 50)); // 27, 28, 29
assertSelectionRanges([[14, 26]]);
// split tight
sel.clearRange(20, 20);
tree.assertInvalidatedRows([20]);
assertSelectionRanges([
[14, 19],
[21, 26],
]);
// split broad
sel.toggleSelect(20);
tree.assertInvalidatedRows([20]);
sel.clearRange(19, 21);
tree.assertInvalidatedRows([19, 20, 21]);
assertSelectionRanges([
[14, 18],
[22, 26],
]);
// hit two with tight shrinkage
sel.clearRange(18, 22);
tree.assertInvalidatedRows([18, 19, 20, 21, 22]); // 18, 22
assertSelectionRanges([
[14, 17],
[23, 26],
]);
// hit two with broad shrinkage
sel.clearRange(15, 25);
tree.assertInvalidatedRows(createRangeArray(15, 25)); // 15, 16, 17, 23, 24, 25
assertSelectionRanges([
[14, 14],
[26, 26],
]);
// obliterate
sel.clearRange(0, 100);
tree.assertInvalidatedRows(createRangeArray(0, 100)); // 14, 26
assertSelectionRanges([]);
// multi-obliterate
sel.rangedSelect(10, 20, true);
tree.assertInvalidatedRows(createRangeArray(10, 20));
sel.rangedSelect(30, 40, true);
tree.assertInvalidatedRows(createRangeArray(30, 40));
sel.clearRange(0, 100);
tree.assertInvalidatedRows(createRangeArray(0, 100)); // 10 to 20, 30 to 40
assertSelectionRanges([]);
// obliterate with shrinkage
sel.rangedSelect(5, 10, true);
tree.assertInvalidatedRows([5, 6, 7, 8, 9, 10]);
sel.rangedSelect(15, 20, true);
tree.assertInvalidatedRows([15, 16, 17, 18, 19, 20]);
sel.rangedSelect(25, 30, true);
tree.assertInvalidatedRows([25, 26, 27, 28, 29, 30]);
sel.rangedSelect(35, 40, true);
tree.assertInvalidatedRows([35, 36, 37, 38, 39, 40]);
sel.clearRange(7, 37);
tree.assertInvalidatedRows(createRangeArray(7, 37)); // 7 to 10, 15 to 20, 25 to 30, 35 to 37
assertSelectionRanges([
[5, 6],
[38, 40],
]);
// -- selectAll
sel.selectAll();
tree.assertInvalidated();
assertSelectionRanges([[0, 100]]);
// -- adjustSelection
// bump due to addition on simple select
sel.select(5);
tree.assertInvalidatedRows(createRangeArray(0, 100));
sel.adjustSelection(5, 1);
tree.assertInvalidatedRows(createRangeArray(5, 100));
assertSelectionRanges([[6, 6]]);
assertCurrentIndex(6);
sel.select(5);
tree.assertInvalidatedRows([5, 6]);
sel.adjustSelection(0, 1);
tree.assertInvalidatedRows(createRangeArray(0, 100));
assertSelectionRanges([[6, 6]]);
assertCurrentIndex(6);
// bump due to addition on ranged simple select
sel.rangedSelect(5, 5, false);
tree.assertInvalidatedRows([5, 6]);
sel.adjustSelection(5, 1);
tree.assertInvalidatedRows(createRangeArray(5, 100));
assertSelectionRanges([[6, 6]]);
assertShiftPivot(6);
assertCurrentIndex(6);
sel.rangedSelect(5, 5, false);
tree.assertInvalidatedRows([5, 6]);
sel.adjustSelection(0, 1);
tree.assertInvalidatedRows(createRangeArray(0, 100));
assertSelectionRanges([[6, 6]]);
assertShiftPivot(6);
assertCurrentIndex(6);
// bump due to addition on ranged select
sel.rangedSelect(5, 7, false);
tree.assertInvalidatedRows([5, 6, 7]);
sel.adjustSelection(5, 1);
tree.assertInvalidatedRows(createRangeArray(5, 100));
assertSelectionRanges([[6, 8]]);
assertShiftPivot(6);
assertCurrentIndex(8);
// no-op with addition
sel.rangedSelect(0, 3, false);
tree.assertInvalidatedRows([0, 1, 2, 3, 6, 7, 8]);
sel.adjustSelection(10, 1);
tree.assertInvalidatedRows(createRangeArray(10, 100));
assertSelectionRanges([[0, 3]]);
assertShiftPivot(0);
assertCurrentIndex(3);
// split due to addition
sel.rangedSelect(5, 6, false);
tree.assertInvalidatedRows([0, 1, 2, 3, 5, 6]);
sel.adjustSelection(6, 1);
tree.assertInvalidatedRows(createRangeArray(6, 100));
assertSelectionRanges([
[5, 5],
[7, 7],
]);
assertShiftPivot(5);
assertCurrentIndex(7);
// shift due to removal on simple select
sel.select(5);
tree.assertInvalidatedRows([5, 7]);
sel.adjustSelection(0, -1);
tree.assertInvalidatedRows(createRangeArray(0, 100));
assertSelectionRanges([[4, 4]]);
assertCurrentIndex(4);
// shift due to removal on ranged simple select
sel.rangedSelect(5, 5, false);
tree.assertInvalidatedRows([4, 5]);
sel.adjustSelection(0, -1);
tree.assertInvalidatedRows(createRangeArray(0, 100));
assertSelectionRanges([[4, 4]]);
assertShiftPivot(4);
assertCurrentIndex(4);
// nuked due to removal on simple select
sel.select(5);
tree.assertInvalidatedRows([4, 5]);
sel.adjustSelection(5, -1);
tree.assertInvalidatedRows(createRangeArray(5, 100));
assertSelectionRanges([]);
assertCurrentIndex(-1);
// upper tight shrinkage due to removal
sel.rangedSelect(5, 10, false);
tree.assertInvalidatedRows([5, 6, 7, 8, 9, 10]);
sel.adjustSelection(10, -1);
tree.assertInvalidatedRows(createRangeArray(10, 100));
assertSelectionRanges([[5, 9]]);
assertShiftPivot(5);
assertCurrentIndex(-1);
// upper broad shrinkage due to removal
sel.rangedSelect(5, 10, false);
tree.assertInvalidatedRows([5, 6, 7, 8, 9, 10]);
sel.adjustSelection(6, -10);
tree.assertInvalidatedRows(createRangeArray(6, 100));
assertSelectionRanges([[5, 5]]);
assertShiftPivot(5);
assertCurrentIndex(-1);
// lower tight shrinkage due to removal
sel.rangedSelect(5, 10, false);
tree.assertInvalidatedRows([5, 6, 7, 8, 9, 10]);
sel.adjustSelection(5, -1);
tree.assertInvalidatedRows(createRangeArray(5, 100));
assertSelectionRanges([[5, 9]]);
assertShiftPivot(-1);
assertCurrentIndex(9);
// lower broad shrinkage due to removal
sel.rangedSelect(5, 10, false);
tree.assertInvalidatedRows([5, 6, 7, 8, 9, 10]);
sel.adjustSelection(0, -10);
tree.assertInvalidatedRows(createRangeArray(0, 100));
assertSelectionRanges([[0, 0]]);
assertShiftPivot(-1);
assertCurrentIndex(0);
// tight nuke due to removal
sel.rangedSelect(5, 10, false);
tree.assertInvalidatedRows([0, 5, 6, 7, 8, 9, 10]);
sel.adjustSelection(5, -6);
tree.assertInvalidatedRows(createRangeArray(5, 100));
assertSelectionRanges([]);
assertShiftPivot(-1);
assertCurrentIndex(-1);
// broad nuke due to removal
sel.rangedSelect(5, 10, false);
tree.assertInvalidatedRows([5, 6, 7, 8, 9, 10]);
sel.adjustSelection(0, -20);
tree.assertInvalidatedRows(createRangeArray(0, 100));
assertSelectionRanges([]);
assertShiftPivot(-1);
assertCurrentIndex(-1);
// duplicateSelection (please keep this right at the end, as this modifies
// sel)
// no guarantees for the shift pivot yet, so don't test that
let oldSel = sel;
let newSel = new TreeSelection(null);
newSel.view = fakeView;
// multiple selections
oldSel.rangedSelect(1, 3, false);
oldSel.rangedSelect(5, 5, true);
oldSel.rangedSelect(10, 10, true);
oldSel.rangedSelect(6, 7, true);
oldSel.duplicateSelection(newSel);
// from now on we're only going to be checking newSel
sel = newSel;
assertSelectionRanges([
[1, 3],
[5, 7],
[10, 10],
]);
assertCurrentIndex(7);
// single selection
oldSel.select(4);
oldSel.duplicateSelection(newSel);
assertSelectionRanges([[4, 4]]);
assertCurrentIndex(4);
// nothing selected
oldSel.clearSelection();
oldSel.duplicateSelection(newSel);
assertSelectionRanges([]);
assertCurrentIndex(4);
}
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