mirror of
https://github.com/Azure/cosmos-explorer.git
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7002da0b51
* Initial implementation of shift and ctrl click to select * Implement shift-ctrl selection * Fix snapshot, update selectionHelper comment * Fix missing type * Properly disable cursor selection * Update snapshots * Do not enable (multiselect) if readonly * Consider meta key for mac and ctrl for everything else
85 lines
4.0 KiB
TypeScript
85 lines
4.0 KiB
TypeScript
import { selectionHelper } from "Explorer/Tabs/DocumentsTabV2/SelectionHelper";
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describe("Selection helper", () => {
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describe("when shift:off", () => {
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it("ctrl:off: should return clicked items and update selection start", () => {
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const currentSelection = new Set<number>([1, 2, 3]);
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const clickedIndex = 4;
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const isShiftKey = false;
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const isCtrlKey = false;
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const selectionStartIndex = 1;
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const result = selectionHelper(currentSelection, clickedIndex, isShiftKey, isCtrlKey, selectionStartIndex);
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expect(result.selection).toEqual(new Set<number>([4]));
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expect(result.selectionStartIndex).toEqual(4);
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});
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it("ctrl:on: should turn on selection and update selection start on not selected item", () => {
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const currentSelection = new Set<number>([1, 3]);
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const clickedIndex = 2;
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const isShiftKey = false;
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const isCtrlKey = true;
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const selectionStartIndex = 1;
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const result = selectionHelper(currentSelection, clickedIndex, isShiftKey, isCtrlKey, selectionStartIndex);
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expect(result.selection).toEqual(new Set<number>([1, 2, 3]));
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expect(result.selectionStartIndex).toEqual(2);
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});
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it("ctrl:on: should turn off selection and update selection start on selected item", () => {
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const currentSelection = new Set<number>([1, 2, 3]);
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const clickedIndex = 2;
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const isShiftKey = false;
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const isCtrlKey = true;
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const selectionStartIndex = 1;
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const result = selectionHelper(currentSelection, clickedIndex, isShiftKey, isCtrlKey, selectionStartIndex);
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expect(result.selection).toEqual(new Set<number>([1, 3]));
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expect(result.selectionStartIndex).toEqual(2);
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});
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});
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describe("when shift:on", () => {
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it("ctrl:off: should only select between selection start and clicked index (selection start < clicked index)", () => {
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const currentSelection = new Set<number>([7, 8, 10]);
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const clickedIndex = 9;
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const isShiftKey = true;
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const isCtrlKey = false;
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const selectionStartIndex = 5;
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const result = selectionHelper(currentSelection, clickedIndex, isShiftKey, isCtrlKey, selectionStartIndex);
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expect(result.selection).toEqual(new Set<number>([5, 6, 7, 8, 9]));
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expect(result.selectionStartIndex).toEqual(undefined);
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});
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it("ctrl:off: should only select between selection start and clicked index (selection start > clicked index)", () => {
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const currentSelection = new Set<number>([4, 6, 8]);
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const clickedIndex = 2;
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const isShiftKey = true;
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const isCtrlKey = false;
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const selectionStartIndex = 5;
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const result = selectionHelper(currentSelection, clickedIndex, isShiftKey, isCtrlKey, selectionStartIndex);
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expect(result.selection).toEqual(new Set<number>([2, 3, 4, 5]));
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expect(result.selectionStartIndex).toEqual(undefined);
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});
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it("ctrl:on: selection start on selected item should keep current selection and select range, and not update selection start", () => {
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const currentSelection = new Set<number>([1, 4, 5, 7]);
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const clickedIndex = 9;
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const isShiftKey = true;
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const isCtrlKey = true;
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const selectionStartIndex = 5;
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const result = selectionHelper(currentSelection, clickedIndex, isShiftKey, isCtrlKey, selectionStartIndex);
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expect(result.selection).toEqual(new Set<number>([1, 4, 5, 6, 7, 8, 9]));
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expect(result.selectionStartIndex).toEqual(undefined);
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});
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it("ctrl:on: selection start on deselected item should deselect range, and not update selection start", () => {
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const currentSelection = new Set<number>([1, 4, 6, 7, 10]);
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const clickedIndex = 9;
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const isShiftKey = true;
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const isCtrlKey = true;
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const selectionStartIndex = 5;
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const result = selectionHelper(currentSelection, clickedIndex, isShiftKey, isCtrlKey, selectionStartIndex);
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expect(result.selection).toEqual(new Set<number>([1, 4, 10]));
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expect(result.selectionStartIndex).toEqual(undefined);
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});
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});
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});
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