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code-server/test/unit/node/constants.test.ts
Joe Previte b13849ded0
refactor: remove dead code (#5188)
* refactor: delete unused code

* refactor: move onLine to test helpers

* Revert "refactor: move onLine to test helpers"

This reverts commit 32cc27b213.

* fixup! refactor: delete unused code
2022-05-10 22:44:54 +00:00

144 lines
4.6 KiB
TypeScript

import { logger } from "@coder/logger"
import path from "path"
import * as semver from "semver"
import { mockLogger } from "../../utils/helpers"
describe("constants", () => {
let constants: typeof import("../../../src/node/constants")
describe("with package.json defined", () => {
const mockPackageJson = {
name: "mock-code-server",
description: "Run VS Code on a remote server.",
repository: "https://github.com/coder/code-server",
version: "1.0.0",
commit: "f6b2be2838f4afb217c2fd8f03eafedd8d55ef9b",
}
const mockCodePackageJson = {
name: "mock-vscode",
version: "1.2.3",
}
beforeAll(() => {
jest.clearAllMocks()
mockLogger()
jest.mock(path.resolve(__dirname, "../../../package.json"), () => mockPackageJson, { virtual: true })
jest.mock(path.resolve(__dirname, "../../../lib/vscode/package.json"), () => mockCodePackageJson, {
virtual: true,
})
constants = require("../../../src/node/constants")
})
afterAll(() => {
jest.resetModules()
})
it("should provide the commit", () => {
expect(constants.commit).toBe(mockPackageJson.commit)
})
it("should return the package.json version", () => {
expect(constants.version).toBe(mockPackageJson.version)
// Ensure the version is parseable as semver and equal
const actual = semver.parse(constants.version)
const expected = semver.parse(mockPackageJson.version)
expect(actual).toBeTruthy()
expect(actual).toStrictEqual(expected)
})
it("should include embedded Code version information", () => {
expect(constants.codeVersion).toBe(mockCodePackageJson.version)
// Ensure the version is parseable as semver and equal
const actual = semver.parse(constants.codeVersion)
const expected = semver.parse(mockCodePackageJson.version)
expect(actual).toBeTruthy()
expect(actual).toStrictEqual(expected)
})
it("should return a human-readable version string", () => {
expect(constants.getVersionString()).toStrictEqual(
`${mockPackageJson.version} ${mockPackageJson.commit} with Code ${mockCodePackageJson.version}`,
)
})
it("should return a machine-readable version string", () => {
expect(constants.getVersionJsonString()).toStrictEqual(
JSON.stringify({
codeServer: mockPackageJson.version,
commit: mockPackageJson.commit,
vscode: mockCodePackageJson.version,
}),
)
})
describe("getPackageJson", () => {
it("should log a warning if package.json not found", () => {
const expectedErrorMessage = "Cannot find module './package.json' from 'src/node/constants.ts'"
constants.getPackageJson("./package.json")
expect(logger.warn).toHaveBeenCalled()
expect(logger.warn).toHaveBeenCalledWith(expectedErrorMessage)
})
it("should find the package.json", () => {
// the function calls require from src/node/constants
// so to get the root package.json we need to use ../../
const packageJson = constants.getPackageJson("../../package.json")
expect(packageJson).toStrictEqual(mockPackageJson)
const codePackageJson = constants.getPackageJson("../../lib/vscode/package.json")
expect(codePackageJson).toStrictEqual(mockCodePackageJson)
})
})
})
describe("with incomplete package.json", () => {
const mockPackageJson = {
name: "mock-code-server",
}
const mockCodePackageJson = {
name: "mock-vscode",
}
beforeAll(() => {
jest.clearAllMocks()
jest.mock(path.resolve(__dirname, "../../../package.json"), () => mockPackageJson, { virtual: true })
jest.mock(path.resolve(__dirname, "../../../lib/vscode/package.json"), () => mockCodePackageJson, {
virtual: true,
})
constants = require("../../../src/node/constants")
})
afterAll(() => {
jest.resetModules()
})
it("version should return 'development'", () => {
expect(constants.version).toBe("development")
})
it("commit should return 'development'", () => {
expect(constants.commit).toBe("development")
})
it("should return a human-readable version string", () => {
// this string is not super useful
expect(constants.getVersionString()).toStrictEqual("development development with Code development")
})
it("should return a machine-readable version string", () => {
expect(constants.getVersionJsonString()).toStrictEqual(
JSON.stringify({
codeServer: "development",
commit: "development",
vscode: "development",
}),
)
})
})
})