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https://github.com/chanzuckerberg/cellxgene.git
synced 2026-09-25 12:08:11 +08:00
add Jest tests
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bkmartinjr
@@ -0,0 +1,137 @@
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// jshint esversion: 6
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const BitArray = require("../../src/util/typedCrossfilter/bitArray");
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const defaultTestLength = 8;
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describe("default select state", () => {
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test("newly created Bitarray should be deselected", () => {
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const ba = new BitArray(defaultTestLength);
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expect(ba).toBeDefined();
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for (let i = 0; i < defaultTestLength; i++) {
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expect(ba.isSelected(i)).toEqual(false);
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}
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const dim = ba.allocDimension();
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expect(dim).toBeDefined();
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for (let i = 0; i < defaultTestLength; i++) {
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expect(ba.isSelected(i)).toEqual(false);
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}
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ba.freeDimension(dim);
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for (let i = 0; i < defaultTestLength; i++) {
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expect(ba.isSelected(i)).toEqual(false);
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}
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});
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});
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describe("select and deselect", () => {
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test("selectAll and deselectAll", () => {
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const ba = new BitArray(defaultTestLength);
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expect(ba).toBeDefined();
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const dim1 = ba.allocDimension();
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expect(dim1).toBeDefined();
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ba.selectAll(dim1);
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for (let i = 0; i < defaultTestLength; i++) {
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expect(ba.isSelected(i)).toEqual(true);
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}
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const dim2 = ba.allocDimension();
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expect(dim2).toBeDefined();
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for (let i = 0; i < defaultTestLength; i++) {
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expect(ba.isSelected(i)).toEqual(false);
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}
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ba.selectAll(dim2);
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for (let i = 0; i < defaultTestLength; i++) {
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expect(ba.isSelected(i)).toEqual(true);
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}
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ba.deselectAll(dim1);
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for (let i = 0; i < defaultTestLength; i++) {
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expect(ba.isSelected(i)).toEqual(false);
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}
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ba.deselectAll(dim2);
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for (let i = 0; i < defaultTestLength; i++) {
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expect(ba.isSelected(i)).toEqual(false);
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}
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ba.selectAll(dim1);
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ba.selectAll(dim2);
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for (let i = 0; i < defaultTestLength; i++) {
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expect(ba.isSelected(i)).toEqual(true);
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}
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ba.freeDimension(dim1);
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for (let i = 0; i < defaultTestLength; i++) {
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expect(ba.isSelected(i)).toEqual(true);
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}
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ba.freeDimension(dim2);
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for (let i = 0; i < defaultTestLength; i++) {
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expect(ba.isSelected(i)).toEqual(false);
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}
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});
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test("selectOne and deselectOne", () => {
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const ba = new BitArray(defaultTestLength);
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expect(ba).toBeDefined();
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const dim = ba.allocDimension();
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expect(dim).toBeDefined();
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ba.selectOne(dim, 0);
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expect(ba.isSelected(0)).toEqual(true);
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for (let i = 1; i < defaultTestLength; i++) {
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expect(ba.isSelected(i)).toEqual(false);
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}
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ba.deselectOne(dim, 0);
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for (let i = 0; i < defaultTestLength; i++) {
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expect(ba.isSelected(i)).toEqual(false);
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}
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ba.selectOne(dim, 1);
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expect(ba.isSelected(1)).toEqual(true);
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expect(ba.isSelected(0)).toEqual(false);
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for (let i = 2; i < defaultTestLength; i++) {
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expect(ba.isSelected(i)).toEqual(false);
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}
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ba.selectAll(dim);
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console.log(ba);
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console.log(defaultTestLength - 1);
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ba.deselectOne(dim, defaultTestLength - 1);
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console.log(ba);
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expect(ba.isSelected(defaultTestLength - 1)).toEqual(false);
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for (let i = 0; i < defaultTestLength - 1; i++) {
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expect(ba.isSelected(i)).toEqual(true);
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}
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});
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});
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describe("selectionCount", () => {
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test("simple", () => {
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const ba = new BitArray(defaultTestLength);
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expect(ba).toBeDefined();
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const dim1 = ba.allocDimension();
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expect(dim1).toBeDefined();
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const dim2 = ba.allocDimension();
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expect(dim2).toBeDefined();
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expect(ba.selectionCount).toEqual(0);
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ba.selectAll(dim1);
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expect(ba.selectionCount).toEqual(0);
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ba.selectAll(dim2);
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expect(ba.selectionCount).toEqual(defaultTestLength);
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for (let i = 0; i < defaultTestLength; i++) {
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ba.deselectOne(dim1, i);
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expect(ba.selectionCount).toEqual(defaultTestLength - i - 1);
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}
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ba.freeDimension(dim1);
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ba.freeDimension(dim2);
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});
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});
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@@ -0,0 +1,140 @@
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// jshint esversion: 6
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const PositiveIntervals = require("../../src/util/typedCrossfilter/positiveIntervals");
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describe("canonicalize", () => {
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test("empty", () => {
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expect(PositiveIntervals.canonicalize([])).toEqual([]);
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});
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test("simple, already correct", () => {
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expect(PositiveIntervals.canonicalize([[0, 1]])).toEqual([[0, 1]]);
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expect(PositiveIntervals.canonicalize([[0, 1], [2, 3]])).toEqual([
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[0, 1],
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[2, 3]
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]);
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});
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test("non-canonical, need to be canonicalized", () => {
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expect(PositiveIntervals.canonicalize([[0, 1], [1, 2]])).toEqual([[0, 2]]);
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expect(PositiveIntervals.canonicalize([[1, 2], [2, 3]])).toEqual([[1, 3]]);
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});
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});
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describe("union", () => {
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test("empty range", () => {
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expect(PositiveIntervals.union([], [])).toEqual([]);
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expect(PositiveIntervals.union([], [[1, 2]])).toEqual([[1, 2]]);
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expect(PositiveIntervals.union([], [[1, 2], [3, 4]])).toEqual([
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[1, 2],
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[3, 4]
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]);
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expect(PositiveIntervals.union([[3, 4]], [])).toEqual([[3, 4]]);
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expect(PositiveIntervals.union([[1, 2], [3, 4]], [])).toEqual([
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[1, 2],
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[3, 4]
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]);
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expect(PositiveIntervals.union([[3, 3]], [])).toEqual([[3, 3]]);
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expect(PositiveIntervals.union([], [[3, 3]])).toEqual([[3, 3]]);
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});
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test("simple ranges", () => {
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expect(PositiveIntervals.union([[1, 2]], [[2, 3]])).toEqual([[1, 3]]);
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expect(PositiveIntervals.union([[2, 3]], [[1, 2]])).toEqual([[1, 3]]);
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expect(PositiveIntervals.union([[1, 2]], [[3, 4]])).toEqual([
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[1, 2],
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[3, 4]
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]);
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expect(
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PositiveIntervals.union([[1, 2], [3, 4]], [[6, 7], [19, 40]])
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).toEqual([[1, 2], [3, 4], [6, 7], [19, 40]]);
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expect(PositiveIntervals.union([[1, 4]], [[1, 1], [3, 4]])).toEqual([
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[1, 4]
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]);
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expect(PositiveIntervals.union([[3, 3]], [[4, 4]])).toEqual([
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[3, 3],
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[4, 4]
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]);
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});
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});
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describe("intersection", () => {
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test("empty range", () => {
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expect(PositiveIntervals.intersection([], [])).toEqual([]);
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expect(PositiveIntervals.intersection([], [[1, 2]])).toEqual([]);
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expect(PositiveIntervals.intersection([[1, 2]], [])).toEqual([]);
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});
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test("simple", () => {
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expect(PositiveIntervals.intersection([[1, 2]], [[2, 3]])).toEqual([]);
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expect(PositiveIntervals.intersection([[2, 3]], [[1, 2]])).toEqual([]);
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expect(PositiveIntervals.intersection([[1, 10]], [[1, 10]])).toEqual([
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[1, 10]
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]);
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expect(PositiveIntervals.intersection([[1, 10]], [[2, 8]])).toEqual([
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[2, 8]
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]);
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expect(PositiveIntervals.intersection([[2, 8]], [[1, 10]])).toEqual([
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[2, 8]
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]);
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expect(PositiveIntervals.intersection([[1, 10]], [[2, 12]])).toEqual([
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[2, 10]
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]);
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expect(PositiveIntervals.intersection([[2, 12]], [[1, 10]])).toEqual([
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[2, 10]
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]);
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expect(PositiveIntervals.intersection([[1, 10]], [[1, 8]])).toEqual([
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[1, 8]
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]);
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expect(PositiveIntervals.intersection([[1, 8]], [[1, 10]])).toEqual([
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[1, 8]
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]);
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expect(PositiveIntervals.intersection([[1, 10]], [[1, 2], [6, 9]])).toEqual(
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[[1, 2], [6, 9]]
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);
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expect(PositiveIntervals.intersection([[0, 2638]], [[1363, 2638]])).toEqual(
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[[1363, 2638]]
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);
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expect(PositiveIntervals.intersection([[1, 2]], [[1, 2]])).toEqual([
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[1, 2]
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]);
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});
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});
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describe("difference", () => {
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test("empty", () => {
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expect(PositiveIntervals.difference([], [])).toEqual([]);
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expect(PositiveIntervals.difference([], [[1, 10]])).toEqual([]);
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expect(PositiveIntervals.difference([[1, 10]], [])).toEqual([[1, 10]]);
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});
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test("simple", () => {
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expect(PositiveIntervals.difference([[1, 2], [3, 4]], [])).toEqual([
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[1, 2],
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[3, 4]
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]);
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expect(PositiveIntervals.difference([[1, 2], [3, 10]], [[5, 10]])).toEqual([
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[1, 2],
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[3, 5]
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]);
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expect(PositiveIntervals.difference([[1, 2], [3, 10]], [[0, 5]])).toEqual([
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[5, 10]
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]);
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expect(
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PositiveIntervals.difference([[0, 2638]], [[0, 1363], [2055, 2638]])
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).toEqual([[1363, 2055]]);
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expect(
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PositiveIntervals.difference([[0, 1363], [2055, 2638]], [[0, 2638]])
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).toEqual([]);
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expect(PositiveIntervals.difference([[0, 10]], [[0, 1]])).toEqual([
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[1, 10]
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]);
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expect(PositiveIntervals.difference([[0, 10]], [[1, 2]])).toEqual([
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[0, 1],
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[2, 10]
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]);
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expect(PositiveIntervals.difference([[0, 10]], [[9, 10]])).toEqual([
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[0, 9]
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]);
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});
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});
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