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lens/src/common/__tests__/cluster-store.test.ts
Janne Savolainen 9c95a26be0
Make tests for specific migrations less prone to failing for wrong reason
Signed-off-by: Janne Savolainen <janne.savolainen@live.fi>
2022-05-20 14:11:01 +03:00

424 lines
11 KiB
TypeScript

/**
* Copyright (c) OpenLens Authors. All rights reserved.
* Licensed under MIT License. See LICENSE in root directory for more information.
*/
import fs from "fs";
import mockFs from "mock-fs";
import path from "path";
import fse from "fs-extra";
import type { Cluster } from "../cluster/cluster";
import type { ClusterStore } from "../cluster-store/cluster-store";
import { Console } from "console";
import { stdout, stderr } from "process";
import getCustomKubeConfigDirectoryInjectable from "../app-paths/get-custom-kube-config-directory/get-custom-kube-config-directory.injectable";
import clusterStoreInjectable from "../cluster-store/cluster-store.injectable";
import type { ClusterModel } from "../cluster-types";
import type { DiContainer } from "@ogre-tools/injectable";
import { createClusterInjectionToken } from "../cluster/create-cluster-injection-token";
import directoryForUserDataInjectable from "../app-paths/directory-for-user-data/directory-for-user-data.injectable";
import { getDiForUnitTesting } from "../../main/getDiForUnitTesting";
import getConfigurationFileModelInjectable from "../get-configuration-file-model/get-configuration-file-model.injectable";
import appVersionInjectable from "../get-configuration-file-model/app-version/app-version.injectable";
import assert from "assert";
import directoryForTempInjectable from "../app-paths/directory-for-temp/directory-for-temp.injectable";
console = new Console(stdout, stderr);
const testDataIcon = fs.readFileSync(
"test-data/cluster-store-migration-icon.png",
);
const kubeconfig = `
apiVersion: v1
clusters:
- cluster:
server: https://localhost
name: test
contexts:
- context:
cluster: test
user: test
name: foo
- context:
cluster: test
user: test
name: foo2
current-context: test
kind: Config
preferences: {}
users:
- name: test
user:
token: kubeconfig-user-q4lm4:xxxyyyy
`;
const embed = (directoryName: string, contents: any): string => {
fse.ensureDirSync(path.dirname(directoryName));
fse.writeFileSync(directoryName, contents, {
encoding: "utf-8",
mode: 0o600,
});
return directoryName;
};
jest.mock("electron", () => ({
ipcMain: {
handle: jest.fn(),
on: jest.fn(),
removeAllListeners: jest.fn(),
off: jest.fn(),
send: jest.fn(),
},
}));
describe("cluster-store", () => {
let mainDi: DiContainer;
let clusterStore: ClusterStore;
let createCluster: (model: ClusterModel) => Cluster;
beforeEach(async () => {
mainDi = getDiForUnitTesting({ doGeneralOverrides: true });
mockFs();
mainDi.override(directoryForUserDataInjectable, () => "some-directory-for-user-data");
mainDi.override(directoryForTempInjectable, () => "some-temp-directory");
mainDi.permitSideEffects(getConfigurationFileModelInjectable);
mainDi.permitSideEffects(appVersionInjectable);
mainDi.permitSideEffects(clusterStoreInjectable);
mainDi.unoverride(clusterStoreInjectable);
});
afterEach(() => {
mockFs.restore();
});
describe("empty config", () => {
let getCustomKubeConfigDirectory: (directoryName: string) => string;
beforeEach(async () => {
getCustomKubeConfigDirectory = mainDi.inject(
getCustomKubeConfigDirectoryInjectable,
);
const mockOpts = {
"some-directory-for-user-data": {
"lens-cluster-store.json": JSON.stringify({}),
},
};
mockFs(mockOpts);
createCluster = mainDi.inject(createClusterInjectionToken);
clusterStore = mainDi.inject(clusterStoreInjectable);
clusterStore.unregisterIpcListener();
});
afterEach(() => {
mockFs.restore();
});
describe("with foo cluster added", () => {
beforeEach(() => {
const cluster = createCluster({
id: "foo",
contextName: "foo",
preferences: {
terminalCWD: "/some-directory-for-user-data",
icon: "data:image/jpeg;base64, iVBORw0KGgoAAAANSUhEUgAAA1wAAAKoCAYAAABjkf5",
clusterName: "minikube",
},
kubeConfigPath: embed(
getCustomKubeConfigDirectory("foo"),
kubeconfig,
),
});
clusterStore.addCluster(cluster);
});
it("adds new cluster to store", async () => {
const storedCluster = clusterStore.getById("foo");
assert(storedCluster);
expect(storedCluster.id).toBe("foo");
expect(storedCluster.preferences.terminalCWD).toBe("/some-directory-for-user-data");
expect(storedCluster.preferences.icon).toBe(
"data:image/jpeg;base64, iVBORw0KGgoAAAANSUhEUgAAA1wAAAKoCAYAAABjkf5",
);
});
});
describe("with prod and dev clusters added", () => {
beforeEach(() => {
const store = clusterStore;
store.addCluster({
id: "prod",
contextName: "foo",
preferences: {
clusterName: "prod",
},
kubeConfigPath: embed(
getCustomKubeConfigDirectory("prod"),
kubeconfig,
),
});
store.addCluster({
id: "dev",
contextName: "foo2",
preferences: {
clusterName: "dev",
},
kubeConfigPath: embed(
getCustomKubeConfigDirectory("dev"),
kubeconfig,
),
});
});
it("check if store can contain multiple clusters", () => {
expect(clusterStore.hasClusters()).toBeTruthy();
expect(clusterStore.clusters.size).toBe(2);
});
it("check if cluster's kubeconfig file saved", () => {
const file = embed(getCustomKubeConfigDirectory("boo"), "kubeconfig");
expect(fs.readFileSync(file, "utf8")).toBe("kubeconfig");
});
});
});
describe("config with existing clusters", () => {
beforeEach(() => {
const mockOpts = {
"temp-kube-config": kubeconfig,
"some-directory-for-user-data": {
"lens-cluster-store.json": JSON.stringify({
__internal__: {
migrations: {
version: "99.99.99",
},
},
clusters: [
{
id: "cluster1",
kubeConfigPath: "./temp-kube-config",
contextName: "foo",
preferences: { terminalCWD: "/foo" },
workspace: "default",
},
{
id: "cluster2",
kubeConfigPath: "./temp-kube-config",
contextName: "foo2",
preferences: { terminalCWD: "/foo2" },
},
{
id: "cluster3",
kubeConfigPath: "./temp-kube-config",
contextName: "foo",
preferences: { terminalCWD: "/foo" },
workspace: "foo",
ownerRef: "foo",
},
],
}),
},
};
mockFs(mockOpts);
createCluster = mainDi.inject(createClusterInjectionToken);
clusterStore = mainDi.inject(clusterStoreInjectable);
});
afterEach(() => {
mockFs.restore();
});
it("allows to retrieve a cluster", () => {
const storedCluster = clusterStore.getById("cluster1");
assert(storedCluster);
expect(storedCluster.id).toBe("cluster1");
expect(storedCluster.preferences.terminalCWD).toBe("/foo");
});
it("allows getting all of the clusters", async () => {
const storedClusters = clusterStore.clustersList;
expect(storedClusters.length).toBe(3);
expect(storedClusters[0].id).toBe("cluster1");
expect(storedClusters[0].preferences.terminalCWD).toBe("/foo");
expect(storedClusters[1].id).toBe("cluster2");
expect(storedClusters[1].preferences.terminalCWD).toBe("/foo2");
expect(storedClusters[2].id).toBe("cluster3");
});
});
describe("config with invalid cluster kubeconfig", () => {
beforeEach(() => {
const invalidKubeconfig = `
apiVersion: v1
clusters:
- cluster:
server: https://localhost
name: test2
contexts:
- context:
cluster: test
user: test
name: test
current-context: test
kind: Config
preferences: {}
users:
- name: test
user:
token: kubeconfig-user-q4lm4:xxxyyyy
`;
const mockOpts = {
"invalid-kube-config": invalidKubeconfig,
"valid-kube-config": kubeconfig,
"some-directory-for-user-data": {
"lens-cluster-store.json": JSON.stringify({
__internal__: {
migrations: {
version: "99.99.99",
},
},
clusters: [
{
id: "cluster1",
kubeConfigPath: "./invalid-kube-config",
contextName: "test",
preferences: { terminalCWD: "/foo" },
workspace: "foo",
},
{
id: "cluster2",
kubeConfigPath: "./valid-kube-config",
contextName: "foo",
preferences: { terminalCWD: "/foo" },
workspace: "default",
},
],
}),
},
};
mockFs(mockOpts);
createCluster = mainDi.inject(createClusterInjectionToken);
clusterStore = mainDi.inject(clusterStoreInjectable);
});
afterEach(() => {
mockFs.restore();
});
it("does not enable clusters with invalid kubeconfig", () => {
const storedClusters = clusterStore.clustersList;
expect(storedClusters.length).toBe(1);
});
});
describe("pre 3.6.0-beta.1 config with an existing cluster", () => {
beforeEach(() => {
const mockOpts = {
"some-directory-for-user-data": {
"lens-cluster-store.json": JSON.stringify({
__internal__: {
migrations: {
version: "3.5.0",
},
},
clusters: [
{
id: "cluster1",
kubeConfig: minimalValidKubeConfig,
contextName: "cluster",
preferences: {
icon: "store://icon_path",
},
},
],
}),
icon_path: testDataIcon,
},
};
mockFs(mockOpts);
mainDi.override(appVersionInjectable, () => "3.7.0");
createCluster = mainDi.inject(createClusterInjectionToken);
clusterStore = mainDi.inject(clusterStoreInjectable);
});
afterEach(() => {
mockFs.restore();
});
it("migrates to modern format with kubeconfig in a file", async () => {
const config = clusterStore.clustersList[0].kubeConfigPath;
expect(fs.readFileSync(config, "utf8")).toBe(minimalValidKubeConfig);
});
it("migrates to modern format with icon not in file", async () => {
const { icon } = clusterStore.clustersList[0].preferences;
assert(icon);
expect(icon.startsWith("data:;base64,")).toBe(true);
});
});
});
const minimalValidKubeConfig = JSON.stringify({
apiVersion: "v1",
clusters: [
{
name: "minikube",
cluster: {
server: "https://192.168.64.3:8443",
},
},
],
"current-context": "minikube",
contexts: [
{
context: {
cluster: "minikube",
user: "minikube",
},
name: "minikube",
},
],
users: [
{
name: "minikube",
user: {
"client-certificate": "/Users/foo/.minikube/client.crt",
"client-key": "/Users/foo/.minikube/client.key",
},
},
],
kind: "Config",
preferences: {},
});