feat: migrate unit tests to Jest (#6353)

* config(jest): updated setup
* config(jest): update testMatch to include jsx files
* config(jest): add transformIgnorePatterns
* config(jest): update ignore files that do not work in jest yet
* config: add test:unit-jest to test script

* fix(jest): lint with eslint-plugin-jest

* refactor(jest): move unit test directory
* refactor(mocha): restore mocha tests that fail in jest

* docs(jest): update helpful scripts with test:unit-jest

test/unit/docker/oauth.js

@@ -0,0 +1,62 @@
+const oauthBlockBuilder = require("../../../docker/configurator/oauth")
+const dedent = require("dedent")
+
+describe("docker: env translator - oauth block", function() {
+  it("should omit the block if there are no valid keys", function () {
+    const input = {}
+
+    expect(oauthBlockBuilder(input)).toEqual(``)
+  })
+  it("should omit the block if there are no valid keys", function () {
+    const input = {
+      NOT_A_VALID_KEY: "asdf1234"
+    }
+
+    expect(oauthBlockBuilder(input)).toEqual(``)
+  })
+  it("should generate a block from empty values", function() {
+    const input = {
+      OAUTH_CLIENT_ID: ``,
+      OAUTH_CLIENT_SECRET: ``,
+      OAUTH_REALM: ``,
+      OAUTH_APP_NAME: ``,
+      OAUTH_SCOPE_SEPARATOR: "",
+      OAUTH_ADDITIONAL_PARAMS: ``,
+      OAUTH_USE_PKCE: false
+    }
+
+    expect(oauthBlockBuilder(input)).toEqual(dedent(`
+    ui.initOAuth({
+      clientId: "",
+      clientSecret: "",
+      realm: "",
+      appName: "",
+      scopeSeparator: "",
+      additionalQueryStringParams: undefined,
+      usePkceWithAuthorizationCodeGrant: false,
+    })`))
+  })
+
+  it("should generate a full block", function() {
+    const input = {
+      OAUTH_CLIENT_ID: `myId`,
+      OAUTH_CLIENT_SECRET: `mySecret`,
+      OAUTH_REALM: `myRealm`,
+      OAUTH_APP_NAME: `myAppName`,
+      OAUTH_SCOPE_SEPARATOR: "%21",
+      OAUTH_ADDITIONAL_PARAMS: `{ "a": 1234, "b": "stuff" }`,
+      OAUTH_USE_PKCE: true
+    }
+
+    expect(oauthBlockBuilder(input)).toEqual(dedent(`
+    ui.initOAuth({
+      clientId: "myId",
+      clientSecret: "mySecret",
+      realm: "myRealm",
+      appName: "myAppName",
+      scopeSeparator: "%21",
+      additionalQueryStringParams: { "a": 1234, "b": "stuff" },
+      usePkceWithAuthorizationCodeGrant: true,
+    })`))
+  })
+})