add Jest tests

This commit is contained in:
bkmartinjr
2018-05-29 21:16:48 -07:00
parent eaa4e6c7a4
commit 92dfc5f2ee
3 changed files with 287 additions and 3 deletions

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@@ -0,0 +1,137 @@
// jshint esversion: 6
const BitArray = require("../../src/util/typedCrossfilter/bitArray");
const defaultTestLength = 8;
describe("default select state", () => {
test("newly created Bitarray should be deselected", () => {
const ba = new BitArray(defaultTestLength);
expect(ba).toBeDefined();
for (let i = 0; i < defaultTestLength; i++) {
expect(ba.isSelected(i)).toEqual(false);
}
const dim = ba.allocDimension();
expect(dim).toBeDefined();
for (let i = 0; i < defaultTestLength; i++) {
expect(ba.isSelected(i)).toEqual(false);
}
ba.freeDimension(dim);
for (let i = 0; i < defaultTestLength; i++) {
expect(ba.isSelected(i)).toEqual(false);
}
});
});
describe("select and deselect", () => {
test("selectAll and deselectAll", () => {
const ba = new BitArray(defaultTestLength);
expect(ba).toBeDefined();
const dim1 = ba.allocDimension();
expect(dim1).toBeDefined();
ba.selectAll(dim1);
for (let i = 0; i < defaultTestLength; i++) {
expect(ba.isSelected(i)).toEqual(true);
}
const dim2 = ba.allocDimension();
expect(dim2).toBeDefined();
for (let i = 0; i < defaultTestLength; i++) {
expect(ba.isSelected(i)).toEqual(false);
}
ba.selectAll(dim2);
for (let i = 0; i < defaultTestLength; i++) {
expect(ba.isSelected(i)).toEqual(true);
}
ba.deselectAll(dim1);
for (let i = 0; i < defaultTestLength; i++) {
expect(ba.isSelected(i)).toEqual(false);
}
ba.deselectAll(dim2);
for (let i = 0; i < defaultTestLength; i++) {
expect(ba.isSelected(i)).toEqual(false);
}
ba.selectAll(dim1);
ba.selectAll(dim2);
for (let i = 0; i < defaultTestLength; i++) {
expect(ba.isSelected(i)).toEqual(true);
}
ba.freeDimension(dim1);
for (let i = 0; i < defaultTestLength; i++) {
expect(ba.isSelected(i)).toEqual(true);
}
ba.freeDimension(dim2);
for (let i = 0; i < defaultTestLength; i++) {
expect(ba.isSelected(i)).toEqual(false);
}
});
test("selectOne and deselectOne", () => {
const ba = new BitArray(defaultTestLength);
expect(ba).toBeDefined();
const dim = ba.allocDimension();
expect(dim).toBeDefined();
ba.selectOne(dim, 0);
expect(ba.isSelected(0)).toEqual(true);
for (let i = 1; i < defaultTestLength; i++) {
expect(ba.isSelected(i)).toEqual(false);
}
ba.deselectOne(dim, 0);
for (let i = 0; i < defaultTestLength; i++) {
expect(ba.isSelected(i)).toEqual(false);
}
ba.selectOne(dim, 1);
expect(ba.isSelected(1)).toEqual(true);
expect(ba.isSelected(0)).toEqual(false);
for (let i = 2; i < defaultTestLength; i++) {
expect(ba.isSelected(i)).toEqual(false);
}
ba.selectAll(dim);
console.log(ba);
console.log(defaultTestLength - 1);
ba.deselectOne(dim, defaultTestLength - 1);
console.log(ba);
expect(ba.isSelected(defaultTestLength - 1)).toEqual(false);
for (let i = 0; i < defaultTestLength - 1; i++) {
expect(ba.isSelected(i)).toEqual(true);
}
});
});
describe("selectionCount", () => {
test("simple", () => {
const ba = new BitArray(defaultTestLength);
expect(ba).toBeDefined();
const dim1 = ba.allocDimension();
expect(dim1).toBeDefined();
const dim2 = ba.allocDimension();
expect(dim2).toBeDefined();
expect(ba.selectionCount).toEqual(0);
ba.selectAll(dim1);
expect(ba.selectionCount).toEqual(0);
ba.selectAll(dim2);
expect(ba.selectionCount).toEqual(defaultTestLength);
for (let i = 0; i < defaultTestLength; i++) {
ba.deselectOne(dim1, i);
expect(ba.selectionCount).toEqual(defaultTestLength - i - 1);
}
ba.freeDimension(dim1);
ba.freeDimension(dim2);
});
});

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@@ -0,0 +1,140 @@
// jshint esversion: 6
const PositiveIntervals = require("../../src/util/typedCrossfilter/positiveIntervals");
describe("canonicalize", () => {
test("empty", () => {
expect(PositiveIntervals.canonicalize([])).toEqual([]);
});
test("simple, already correct", () => {
expect(PositiveIntervals.canonicalize([[0, 1]])).toEqual([[0, 1]]);
expect(PositiveIntervals.canonicalize([[0, 1], [2, 3]])).toEqual([
[0, 1],
[2, 3]
]);
});
test("non-canonical, need to be canonicalized", () => {
expect(PositiveIntervals.canonicalize([[0, 1], [1, 2]])).toEqual([[0, 2]]);
expect(PositiveIntervals.canonicalize([[1, 2], [2, 3]])).toEqual([[1, 3]]);
});
});
describe("union", () => {
test("empty range", () => {
expect(PositiveIntervals.union([], [])).toEqual([]);
expect(PositiveIntervals.union([], [[1, 2]])).toEqual([[1, 2]]);
expect(PositiveIntervals.union([], [[1, 2], [3, 4]])).toEqual([
[1, 2],
[3, 4]
]);
expect(PositiveIntervals.union([[3, 4]], [])).toEqual([[3, 4]]);
expect(PositiveIntervals.union([[1, 2], [3, 4]], [])).toEqual([
[1, 2],
[3, 4]
]);
expect(PositiveIntervals.union([[3, 3]], [])).toEqual([[3, 3]]);
expect(PositiveIntervals.union([], [[3, 3]])).toEqual([[3, 3]]);
});
test("simple ranges", () => {
expect(PositiveIntervals.union([[1, 2]], [[2, 3]])).toEqual([[1, 3]]);
expect(PositiveIntervals.union([[2, 3]], [[1, 2]])).toEqual([[1, 3]]);
expect(PositiveIntervals.union([[1, 2]], [[3, 4]])).toEqual([
[1, 2],
[3, 4]
]);
expect(
PositiveIntervals.union([[1, 2], [3, 4]], [[6, 7], [19, 40]])
).toEqual([[1, 2], [3, 4], [6, 7], [19, 40]]);
expect(PositiveIntervals.union([[1, 4]], [[1, 1], [3, 4]])).toEqual([
[1, 4]
]);
expect(PositiveIntervals.union([[3, 3]], [[4, 4]])).toEqual([
[3, 3],
[4, 4]
]);
});
});
describe("intersection", () => {
test("empty range", () => {
expect(PositiveIntervals.intersection([], [])).toEqual([]);
expect(PositiveIntervals.intersection([], [[1, 2]])).toEqual([]);
expect(PositiveIntervals.intersection([[1, 2]], [])).toEqual([]);
});
test("simple", () => {
expect(PositiveIntervals.intersection([[1, 2]], [[2, 3]])).toEqual([]);
expect(PositiveIntervals.intersection([[2, 3]], [[1, 2]])).toEqual([]);
expect(PositiveIntervals.intersection([[1, 10]], [[1, 10]])).toEqual([
[1, 10]
]);
expect(PositiveIntervals.intersection([[1, 10]], [[2, 8]])).toEqual([
[2, 8]
]);
expect(PositiveIntervals.intersection([[2, 8]], [[1, 10]])).toEqual([
[2, 8]
]);
expect(PositiveIntervals.intersection([[1, 10]], [[2, 12]])).toEqual([
[2, 10]
]);
expect(PositiveIntervals.intersection([[2, 12]], [[1, 10]])).toEqual([
[2, 10]
]);
expect(PositiveIntervals.intersection([[1, 10]], [[1, 8]])).toEqual([
[1, 8]
]);
expect(PositiveIntervals.intersection([[1, 8]], [[1, 10]])).toEqual([
[1, 8]
]);
expect(PositiveIntervals.intersection([[1, 10]], [[1, 2], [6, 9]])).toEqual(
[[1, 2], [6, 9]]
);
expect(PositiveIntervals.intersection([[0, 2638]], [[1363, 2638]])).toEqual(
[[1363, 2638]]
);
expect(PositiveIntervals.intersection([[1, 2]], [[1, 2]])).toEqual([
[1, 2]
]);
});
});
describe("difference", () => {
test("empty", () => {
expect(PositiveIntervals.difference([], [])).toEqual([]);
expect(PositiveIntervals.difference([], [[1, 10]])).toEqual([]);
expect(PositiveIntervals.difference([[1, 10]], [])).toEqual([[1, 10]]);
});
test("simple", () => {
expect(PositiveIntervals.difference([[1, 2], [3, 4]], [])).toEqual([
[1, 2],
[3, 4]
]);
expect(PositiveIntervals.difference([[1, 2], [3, 10]], [[5, 10]])).toEqual([
[1, 2],
[3, 5]
]);
expect(PositiveIntervals.difference([[1, 2], [3, 10]], [[0, 5]])).toEqual([
[5, 10]
]);
expect(
PositiveIntervals.difference([[0, 2638]], [[0, 1363], [2055, 2638]])
).toEqual([[1363, 2055]]);
expect(
PositiveIntervals.difference([[0, 1363], [2055, 2638]], [[0, 2638]])
).toEqual([]);
expect(PositiveIntervals.difference([[0, 10]], [[0, 1]])).toEqual([
[1, 10]
]);
expect(PositiveIntervals.difference([[0, 10]], [[1, 2]])).toEqual([
[0, 1],
[2, 10]
]);
expect(PositiveIntervals.difference([[0, 10]], [[9, 10]])).toEqual([
[0, 9]
]);
});
});

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@@ -4,12 +4,15 @@
"license": "MIT",
"repository": "https://github.com/chanzuckerberg/cellxgene",
"scripts": {
"build": "npm run clean && webpack --config configuration/webpack/webpack.config.prod.js",
"dev": "npm run clean && webpack --config configuration/webpack/webpack.config.dev.js",
"build":
"npm run clean && webpack --config configuration/webpack/webpack.config.prod.js",
"dev":
"npm run clean && webpack --config configuration/webpack/webpack.config.dev.js",
"clean": "rimraf build",
"start": "node server/development.js",
"lint": "eslint src",
"prod": "cross-env NODE_ENV=production PORT=3000 node server/production.js"
"prod": "cross-env NODE_ENV=production PORT=3000 node server/production.js",
"test": "jest"
},
"engineStrict": true,
"engines": {
@@ -90,6 +93,7 @@
"gzip-size": "^3.0.0",
"html-webpack-inline-source-plugin": "0.0.6",
"html-webpack-plugin": "^2.22.0",
"jest": "^23.0.1",
"jsdom": "^9.4.1",
"json-loader": "^0.5.4",
"nyc": "^10.0.0",
@@ -106,5 +110,8 @@
"webpack-dev-middleware": "^1.6.1",
"webpack-hot-middleware": "^2.12.2",
"whatwg-fetch": "^2.0.1"
},
"jest": {
"testMatch": ["**/__tests__/**/?(*.)(spec|test).js?(x)"]
}
}