diff --git a/.github/workflows/integration.yml b/.github/workflows/integration.yml
new file mode 100644
index 000000000..b3a88edcc
--- /dev/null
+++ b/.github/workflows/integration.yml
@@ -0,0 +1,109 @@
+name: 'Integration'
+
+on:
+  push:
+    branches:
+      - 'main'
+  pull_request:
+    branches:
+      - 'main'
+  workflow_dispatch:
+
+concurrency:
+  group: '${{ github.workflow }}-${{ github.head_ref || github.ref }}'
+  cancel-in-progress: true
+
+jobs:
+  integration:
+    if: ${{ github.event_name == 'push' || github.repository == github.event.pull_request.head.repo.full_name && github.actor != 'dependabot[bot]' }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os:
+          - 'ubuntu-latest'
+          - 'windows-latest'
+          - 'macos-latest'
+    runs-on: '${{ matrix.os }}'
+
+    permissions:
+      id-token: 'write'
+
+    steps:
+      - uses: 'actions/checkout@v3'
+        with:
+          node-version: '16.x'
+
+      - name: 'Build'
+        run: 'npm ci && npm run build'
+
+      # Default installation
+      - name: 'Install version'
+        uses: './'
+        with:
+          version: '374.0.0'
+
+      # Latest installation
+      - name: 'Install latest'
+        uses: './'
+        with:
+          version: 'latest'
+
+      # By default, there is no configuration
+      - name: 'Check defaults'
+        run: 'npm run integration'
+        env:
+          TEST_ACCOUNT: '(unset)'
+          TEST_PROJECT_ID: '(unset)'
+
+      # Install components
+      - name: 'Install components'
+        uses: './'
+        with:
+          install_components: 'cloud-run-proxy'
+
+      - name: 'Check components'
+        run: 'npm run integration'
+        env:
+          TEST_COMPONENTS: 'cloud-run-proxy'
+
+      # Set a project ID
+      - name: 'Set project ID'
+        uses: './'
+        with:
+          project_id: '${{ secrets.PROJECT_ID }}'
+
+      - name: 'Check project ID'
+        run: 'npm run integration'
+        env:
+          TEST_PROJECT_ID: '${{ secrets.PROJECT_ID }}'
+
+      # Authenticate via WIF
+      - name: 'Authenticate via WIF'
+        uses: 'google-github-actions/auth@main'
+        with:
+          workload_identity_provider: '${{ secrets.WIF_PROVIDER_NAME }}'
+          service_account: '${{ secrets.WIF_SERVICE_ACCOUNT_EMAIL }}'
+
+      - name: 'Setup gcloud with WIF'
+        uses: './'
+
+      - name: 'Check WIF authentication'
+        run: 'npm run integration'
+        env:
+          TEST_ACCOUNT: '${{ secrets.WIF_SERVICE_ACCOUNT_EMAIL }}'
+          TEST_PROJECT_ID: '${{ secrets.WIF_PROJECT_ID }}'
+
+      # Authenticate via SAKE
+      - name: 'Authenticate via SAKE'
+        uses: 'google-github-actions/auth@main'
+        with:
+          credentials_json: '${{ secrets.SAKE_SERVICE_ACCOUNT_KEY_JSON }}'
+
+      - name: 'Setup gcloud with SAKE'
+        uses: './'
+
+      - name: 'Check WIF authentication'
+        run: 'npm run integration'
+        env:
+          TEST_ACCOUNT: '${{ secrets.SAKE_SERVICE_ACCOUNT_EMAIL }}'
+          TEST_PROJECT_ID: '${{ secrets.SAKE_PROJECT_ID }}'
diff --git a/.github/workflows/setup-gcloud-it.yml b/.github/workflows/setup-gcloud-it.yml
deleted file mode 100644
index 1c645af05..000000000
--- a/.github/workflows/setup-gcloud-it.yml
+++ /dev/null
@@ -1,402 +0,0 @@
-name: setup-gcloud Integration
-
-on:
-  push:
-    branches:
-      - 'main'
-  pull_request:
-    branches:
-      - 'main'
-  workflow_dispatch:
-
-concurrency:
-  group: '${{github.workflow}}-${{ github.head_ref || github.ref }}'
-  cancel-in-progress: true
-
-jobs:
-  versioned:
-    if: ${{ github.event_name == 'push' || github.repository == github.event.pull_request.head.repo.full_name && github.actor != 'dependabot[bot]' }}
-    name: setup-gcloud versioned
-    strategy:
-      fail-fast: false
-      matrix:
-        os:
-          - 'ubuntu-latest'
-          - 'windows-latest'
-          - 'macos-latest'
-    runs-on: ${{ matrix.os }}
-
-    permissions:
-      id-token: 'write'
-
-    steps:
-      - uses: actions/checkout@v3
-
-      - uses: 'actions/setup-node@v3'
-        with:
-          node-version: '16.x'
-
-      - id: build
-        name: Build dist
-        run: |-
-          npm ci
-          npm run build
-
-      - uses: google-github-actions/auth@main
-        with:
-          workload_identity_provider: ${{ secrets.WIF_PROVIDER_NAME }}
-          service_account: ${{ secrets.OIDC_AUTH_SA_EMAIL }}
-
-      - name: setup-gcloud
-        uses: ./
-        with:
-          version: '374.0.0'
-
-      - name: Integration Tests
-        shell: bash
-        run: ./tests/integration-tests.sh
-
-  latest:
-    if: ${{ github.event_name == 'push' || github.repository == github.event.pull_request.head.repo.full_name && github.actor != 'dependabot[bot]' }}
-    name: setup-gcloud latest
-    strategy:
-      fail-fast: false
-      matrix:
-        os:
-          - 'ubuntu-latest'
-          - 'windows-latest'
-          - 'macos-latest'
-    runs-on: ${{ matrix.os }}
-
-    permissions:
-      id-token: 'write'
-
-    steps:
-      - uses: actions/checkout@v3
-
-      - uses: 'actions/setup-node@v3'
-        with:
-          node-version: '16.x'
-
-      - name: Build dependency
-        run: |-
-          npm ci
-          npm run build
-
-      - id: build
-        name: Build dist
-        run: |-
-          npm ci
-          npm run build
-
-      - uses: google-github-actions/auth@main
-        with:
-          workload_identity_provider: ${{ secrets.WIF_PROVIDER_NAME }}
-          service_account: ${{ secrets.OIDC_AUTH_SA_EMAIL }}
-
-      - name: setup-gcloud
-        uses: ./
-        with:
-          version: 'latest'
-
-      - name: Integration Tests
-        shell: bash
-        run: ./tests/integration-tests.sh
-
-  project_id:
-    if: ${{ github.event_name == 'push' || github.repository == github.event.pull_request.head.repo.full_name && github.actor != 'dependabot[bot]' }}
-    name: setup-gcloud with configured project
-    strategy:
-      fail-fast: false
-      matrix:
-        os:
-          - 'ubuntu-latest'
-          - 'windows-latest'
-          - 'macos-latest'
-    runs-on: ${{ matrix.os }}
-
-    permissions:
-      id-token: 'write'
-
-    steps:
-      - uses: actions/checkout@v3
-      - id: build
-        name: Build dist
-        run: |-
-          npm ci
-          npm run build
-
-      - uses: google-github-actions/auth@main
-        with:
-          workload_identity_provider: ${{ secrets.WIF_PROVIDER_NAME }}
-          service_account: ${{ secrets.OIDC_AUTH_SA_EMAIL }}
-
-      - name: setup-gcloud
-        uses: ./
-        with:
-          project_id: ${{ secrets.SETUP_GCLOUD_IT_PROJECT_ID }}
-
-      - name: Verify project
-        shell: bash
-        run: gcloud config get-value project | grep ${{ secrets.SETUP_GCLOUD_IT_PROJECT_ID }}
-
-  components:
-    if: ${{ github.event_name == 'push' || github.repository == github.event.pull_request.head.repo.full_name && github.actor != 'dependabot[bot]' }}
-    name: setup-gcloud with components
-    strategy:
-      fail-fast: false
-      matrix:
-        os:
-          - 'ubuntu-latest'
-          - 'windows-latest'
-          - 'macos-latest'
-    runs-on: ${{ matrix.os }}
-
-    permissions:
-      id-token: 'write'
-
-    steps:
-      - uses: actions/checkout@v3
-      - id: build
-        name: Build dist
-        run: |-
-          npm ci
-          npm run build
-
-      - uses: google-github-actions/auth@main
-        with:
-          workload_identity_provider: ${{ secrets.WIF_PROVIDER_NAME }}
-          service_account: ${{ secrets.OIDC_AUTH_SA_EMAIL }}
-
-      - name: setup-gcloud
-        uses: ./
-        with:
-          project_id: ${{ secrets.SETUP_GCLOUD_IT_PROJECT_ID }}
-          install_components: alpha, beta
-
-      - name: Verify install
-        shell: bash
-        run: |-
-          gcloud components list
-          if [[ $(gcloud components list --filter=name:alpha --format="value(Status)" | grep Not) -eq 1 ]]; then
-            exit 1;
-          fi
-          if [[ $(gcloud components list --filter=name:beta --format="value(Status)" | grep Not) -eq 1 ]]; then
-            exit 1;
-          fi
-
-  # This test ensures that the GOOGLE_APPLICATION_CREDENTIALS environment
-  # variable is shared with the container and that the path of the file is on
-  # the shared filesystem with the container and that the USER for the container
-  # has permissions to read the file.
-  docker:
-    if: ${{ github.event_name == 'push' || github.repository == github.event.pull_request.head.repo.full_name && github.actor != 'dependabot[bot]' }}
-    name: 'setup-gcloud with docker-based steps'
-    runs-on: 'ubuntu-latest'
-    strategy:
-      fail-fast: false
-
-    permissions:
-      id-token: 'write'
-
-    steps:
-      - uses: 'actions/checkout@v3'
-
-      - uses: 'actions/setup-node@v3'
-        with:
-          node-version: '16.x'
-
-      - name: 'npm ci'
-        run: 'npm ci'
-
-      - name: 'npm build'
-        run: 'npm run build'
-
-      - uses: google-github-actions/auth@main
-        with:
-          workload_identity_provider: ${{ secrets.WIF_PROVIDER_NAME }}
-          service_account: ${{ secrets.OIDC_AUTH_SA_EMAIL }}
-
-      - name: 'setup-gcloud'
-        uses: './'
-
-      - name: 'docker'
-        uses: 'docker://alpine:3'
-        with:
-          entrypoint: '/bin/sh'
-          args: '-euc "test -n "${GOOGLE_APPLICATION_CREDENTIALS}" && test -r "${GOOGLE_APPLICATION_CREDENTIALS}"'
-
-  wif:
-    if: ${{ github.event_name == 'push' || github.repository == github.event.pull_request.head.repo.full_name && github.actor != 'dependabot[bot]' }}
-    name: 'with wif'
-    strategy:
-      fail-fast: false
-      matrix:
-        os:
-          - 'ubuntu-latest'
-          - 'windows-latest'
-          - 'macos-latest'
-    runs-on: '${{ matrix.os }}'
-
-    permissions:
-      id-token: 'write'
-
-    steps:
-      - uses: actions/checkout@v3
-
-      - uses: 'actions/setup-node@v3'
-        with:
-          node-version: '16.x'
-
-      - id: build
-        name: Build dist
-        run: |-
-          npm ci
-          npm run build
-
-      - uses: google-github-actions/auth@main
-        with:
-          workload_identity_provider: ${{ secrets.WIF_PROVIDER_NAME }}
-          service_account: ${{ secrets.OIDC_AUTH_SA_EMAIL }}
-
-      - name: 'setup-gcloud'
-        uses: './'
-
-      - id: 'gcloud'
-        shell: 'bash'
-        run: |-
-          gcloud secrets versions access "latest" --secret "${{ secrets.OIDC_AUTH_TEST_SECRET_NAME }}"
-
-  credentials_json:
-    if: ${{ github.event_name == 'push' || github.repository == github.event.pull_request.head.repo.full_name && github.actor != 'dependabot[bot]' }}
-    name: 'with key and auth action'
-    strategy:
-      fail-fast: false
-      matrix:
-        os:
-          - 'ubuntu-latest'
-          - 'windows-latest'
-          - 'macos-latest'
-    runs-on: '${{ matrix.os }}'
-
-    permissions:
-      id-token: 'write'
-
-    steps:
-      - uses: actions/checkout@v3
-
-      - uses: 'actions/setup-node@v3'
-        with:
-          node-version: '16.x'
-
-      - id: build
-        name: Build dist
-        run: |-
-          npm ci
-          npm run build
-
-      - uses: google-github-actions/auth@main
-        with:
-          credentials_json: ${{ secrets.SETUP_GCLOUD_IT_KEY }}
-
-      - name: 'setup-gcloud'
-        uses: './'
-
-      - id: 'gcloud'
-        shell: 'bash'
-        run: |-
-          gcloud secrets versions access "latest" --secret "${{ secrets.OIDC_AUTH_TEST_SECRET_NAME }}"
-
-  credentials_json_exported:
-    if: ${{ github.event_name == 'push' || github.repository == github.event.pull_request.head.repo.full_name && github.actor != 'dependabot[bot]' }}
-    name: 'auth action with json key and setup-gcloud export'
-    strategy:
-      fail-fast: false
-      matrix:
-        os:
-          - 'ubuntu-latest'
-          - 'windows-latest'
-          - 'macos-latest'
-    runs-on: '${{ matrix.os }}'
-
-    steps:
-      - uses: 'actions/checkout@v3'
-
-      - uses: 'actions/setup-node@v3'
-        with:
-          node-version: '16.x'
-
-      - id: 'build'
-        name: 'Build dist'
-        run: 'npm ci && npm run build'
-
-      - uses: 'google-github-actions/auth@main'
-        with:
-          credentials_json: '${{ secrets.SETUP_GCLOUD_IT_KEY }}'
-
-      - name: 'setup-gcloud'
-        uses: './'
-
-      - id: 'gcloud'
-        shell: 'bash'
-        run: |-
-          gcloud secrets versions access "latest" --secret "${{ secrets.OIDC_AUTH_TEST_SECRET_NAME }}"
-
-  multi_credentials:
-    if: ${{ github.event_name == 'push' || github.repository == github.event.pull_request.head.repo.full_name && github.actor != 'dependabot[bot]' }}
-    name: 'with two setup gcloud with different SA'
-    strategy:
-      fail-fast: false
-      matrix:
-        os:
-          - 'ubuntu-latest'
-          - 'windows-latest'
-          - 'macos-latest'
-    runs-on: '${{ matrix.os }}'
-
-    permissions:
-      id-token: 'write'
-
-    steps:
-      - uses: actions/checkout@v3
-
-      - uses: 'actions/setup-node@v3'
-        with:
-          node-version: '16.x'
-
-      - id: build
-        name: Build dist
-        run: |-
-          npm ci
-          npm run build
-
-      - uses: google-github-actions/auth@main
-        with:
-          workload_identity_provider: '${{ secrets.WIF_PROVIDER_NAME }}'
-          service_account: '${{ secrets.OIDC_AUTH_SA_EMAIL }}'
-
-      - name: 'setup-gcloud'
-        uses: './'
-
-      # current SA should be OIDC_AUTH_SA_EMAIL
-      - name: 'check current SA'
-        shell: 'bash'
-        run: |-
-          CURRENT_SA=$(gcloud auth list --format="value(account)" --filter="(status=ACTIVE)")
-          if [ ${{ secrets.OIDC_AUTH_SA_EMAIL }} != $CURRENT_SA ]; then exit 1; fi
-
-      - uses: google-github-actions/auth@main
-        with:
-          credentials_json: '${{ secrets.SETUP_GCLOUD_IT_KEY }}'
-
-      - name: setup-gcloud
-        uses: ./
-        with:
-          version: 'latest'
-
-      # current SA should be SETUP_GCLOUD_IT_EMAIL
-      - name: 'check current SA'
-        shell: 'bash'
-        run: |-
-          CURRENT_SA=$(gcloud auth list --format="value(account)" --filter="(status=ACTIVE)")
-          if [ ${{ secrets.SETUP_GCLOUD_IT_EMAIL }} != $CURRENT_SA ]; then exit 1; fi
diff --git a/.github/workflows/setup-gcloud.yml b/.github/workflows/unit.yml
similarity index 69%
rename from .github/workflows/setup-gcloud.yml
rename to .github/workflows/unit.yml
index 0d70e3387..017ecfb60 100644
--- a/.github/workflows/setup-gcloud.yml
+++ b/.github/workflows/unit.yml
@@ -1,4 +1,4 @@
-name: setup-gcloud Unit
+name: 'Unit'
 
 on:
   push:
@@ -10,17 +10,20 @@ on:
   workflow_dispatch:
 
 concurrency:
-  group: '${{github.workflow}}-${{ github.head_ref || github.ref }}'
+  group: '${{ github.workflow }}-${{ github.head_ref || github.ref }}'
   cancel-in-progress: true
 
 jobs:
-  run:
-    name: setup-gcloud
-    runs-on: ${{ matrix.operating-system }}
+  unit:
     strategy:
       fail-fast: false
       matrix:
-        operating-system: [ubuntu-latest, windows-latest, macos-latest]
+        os:
+          - 'ubuntu-latest'
+          - 'windows-latest'
+          - 'macos-latest'
+    runs-on: '${{ matrix.os }}'
+
     steps:
       - uses: 'actions/checkout@v3'
 
@@ -38,7 +41,7 @@ jobs:
         run: 'npm run lint'
         # There's no need to run the linter for each operating system, since it
         # will find the same thing 3x and clog up the PR review.
-        if: ${{matrix.operating-system == 'ubuntu-latest'}}
+        if: ${{matrix.os == 'ubuntu-latest'}}
 
       - name: 'test'
         run: 'npm test'
diff --git a/.prettierrc.js b/.prettierrc.js
index 075c84d44..5f44e59f0 100644
--- a/.prettierrc.js
+++ b/.prettierrc.js
@@ -19,7 +19,7 @@ module.exports = {
   bracketSpacing: true,
   endOfLine: 'auto',
   jsxSingleQuote: true,
-  printWidth: 80,
+  printWidth: 100,
   quoteProps: 'consistent',
   semi: true,
   singleQuote: true,
diff --git a/package.json b/package.json
index f35887ab0..bd151bd09 100644
--- a/package.json
+++ b/package.json
@@ -5,9 +5,10 @@
   "main": "dist/main/index.js",
   "scripts": {
     "build": "ncc build -m src/main.ts -o dist/main",
+    "format": "prettier --write **/*.ts",
+    "integration": "mocha -r ts-node/register -t 180s 'tests/integration/*.test.ts'",
     "lint": "eslint . --ext .ts,.tsx",
-    "test": "mocha -r ts-node/register -t 180s 'tests/*.test.ts'",
-    "format": "prettier --write **/*.ts"
+    "test": "mocha -r ts-node/register -t 180s 'tests/*.test.ts'"
   },
   "repository": {
     "type": "git",
diff --git a/src/main.ts b/src/main.ts
index e7aa757a4..179f2d04e 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Google LLC
+ * Copyright 2019 Google LLC
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,6 +14,76 @@
  * limitations under the License.
  */
 
-import { run } from './setup-gcloud';
+import * as core from '@actions/core';
+import * as toolCache from '@actions/tool-cache';
+import {
+  authenticateGcloudSDK,
+  getLatestGcloudSDKVersion,
+  installComponent,
+  installGcloudSDK,
+  isInstalled,
+  setProject,
+} from '@google-github-actions/setup-cloud-sdk';
+import {
+  errorMessage,
+  isPinnedToHead,
+  pinnedToHeadWarning,
+} from '@google-github-actions/actions-utils';
+import path from 'path';
 
-run();
+export const GCLOUD_METRICS_ENV_VAR = 'CLOUDSDK_METRICS_ENVIRONMENT';
+export const GCLOUD_METRICS_LABEL = 'github-actions-setup-gcloud';
+
+export async function run(): Promise<void> {
+  // Warn if pinned to HEAD
+  if (isPinnedToHead()) {
+    core.warning(pinnedToHeadWarning('v1'));
+  }
+
+  core.exportVariable(GCLOUD_METRICS_ENV_VAR, GCLOUD_METRICS_LABEL);
+  try {
+    let version = core.getInput('version');
+    if (!version || version == 'latest') {
+      version = await getLatestGcloudSDKVersion();
+    }
+
+    // Install the gcloud if not already present
+    if (!isInstalled(version)) {
+      await installGcloudSDK(version);
+    } else {
+      const toolPath = toolCache.find('gcloud', version);
+      core.addPath(path.join(toolPath, 'bin'));
+    }
+
+    // Install additional components
+    const components = core.getInput('install_components');
+    if (components) {
+      await installComponent(components.split(',').map((comp) => comp.trim()));
+    }
+
+    // Authenticate - this comes from google-github-actions/auth
+    const credFile = process.env.GOOGLE_GHA_CREDS_PATH;
+    if (credFile) {
+      await authenticateGcloudSDK(credFile);
+      core.info('Successfully authenticated');
+    } else {
+      core.warning(
+        'No authentication found for gcloud, authenticate with `google-github-actions/auth`.',
+      );
+    }
+
+    // Set the project ID, if given.
+    const projectId = core.getInput('project_id');
+    if (projectId) {
+      await setProject(projectId);
+      core.info('Successfully set default project');
+    }
+  } catch (err) {
+    const msg = errorMessage(err);
+    core.setFailed(`google-github-actions/setup-gcloud failed with: ${msg}`);
+  }
+}
+
+if (require.main === module) {
+  run();
+}
diff --git a/src/setup-gcloud.ts b/src/setup-gcloud.ts
deleted file mode 100644
index b015c08ed..000000000
--- a/src/setup-gcloud.ts
+++ /dev/null
@@ -1,85 +0,0 @@
-/*
- * Copyright 2019 Google LLC
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import * as core from '@actions/core';
-import * as toolCache from '@actions/tool-cache';
-import {
-  authenticateGcloudSDK,
-  getLatestGcloudSDKVersion,
-  installComponent,
-  installGcloudSDK,
-  isInstalled,
-  setProject,
-} from '@google-github-actions/setup-cloud-sdk';
-import {
-  errorMessage,
-  isPinnedToHead,
-  pinnedToHeadWarning,
-} from '@google-github-actions/actions-utils';
-import path from 'path';
-
-export const GCLOUD_METRICS_ENV_VAR = 'CLOUDSDK_METRICS_ENVIRONMENT';
-export const GCLOUD_METRICS_LABEL = 'github-actions-setup-gcloud';
-
-export async function run(): Promise<void> {
-  // Warn if pinned to HEAD
-  if (isPinnedToHead()) {
-    core.warning(pinnedToHeadWarning('v1'));
-  }
-
-  core.exportVariable(GCLOUD_METRICS_ENV_VAR, GCLOUD_METRICS_LABEL);
-  try {
-    let version = core.getInput('version');
-    if (!version || version == 'latest') {
-      version = await getLatestGcloudSDKVersion();
-    }
-
-    // Install the gcloud if not already present
-    if (!isInstalled(version)) {
-      await installGcloudSDK(version);
-    } else {
-      const toolPath = toolCache.find('gcloud', version);
-      core.addPath(path.join(toolPath, 'bin'));
-    }
-
-    // Install additional components
-    const components = core.getInput('install_components');
-    if (components) {
-      await installComponent(components.split(',').map((comp) => comp.trim()));
-    }
-
-    // Authenticate - this comes from google-github-actions/auth
-    const credFile = process.env.GOOGLE_GHA_CREDS_PATH;
-    if (credFile) {
-      await authenticateGcloudSDK(credFile);
-      core.info('Successfully authenticated');
-    } else {
-      core.warning(
-        'No authentication found for gcloud, authenticate with `google-github-actions/auth`.',
-      );
-    }
-
-    // Set the project ID, if given.
-    const projectId = core.getInput('project_id');
-    if (projectId) {
-      await setProject(projectId);
-      core.info('Successfully set default project');
-    }
-  } catch (err) {
-    const msg = errorMessage(err);
-    core.setFailed(`google-github-actions/setup-gcloud failed with: ${msg}`);
-  }
-}
diff --git a/tests/integration-tests.sh b/tests/integration-tests.sh
deleted file mode 100755
index 48f747bb7..000000000
--- a/tests/integration-tests.sh
+++ /dev/null
@@ -1,32 +0,0 @@
-#!/bin/bash
-# Copyright 2019 Google Inc.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-# This file contains integration tests for the setup-gcloud action.
-
-# fail on error
-set -e
-
-# Ensure authentication was succesfully configured
-echo "Testing authentication..."
-gcloud projects list > /dev/null && echo "Passed."
-
-# Ensure gsutil was properly configured
-# NOTE(craigdbarber): does not work for Windows as the gcloud
-# SDK windows release is currently missing the gsutil bash
-# entrypoint script.
-if which "gsutil" &> /dev/null; then
-    echo "Testing gsutil..."
-    gsutil ls gs://cloud-sdk-release > /dev/null && echo "Passed."
-fi
diff --git a/tests/integration/integration.test.ts b/tests/integration/integration.test.ts
new file mode 100644
index 000000000..545cd20e2
--- /dev/null
+++ b/tests/integration/integration.test.ts
@@ -0,0 +1,84 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import 'mocha';
+import { expect } from 'chai';
+
+import { getExecOutput, ExecOptions } from '@actions/exec';
+
+const { TEST_ACCOUNT, TEST_PROJECT_ID, TEST_COMPONENTS } = process.env;
+
+describe('#run', function () {
+  it('has the correct account', async function () {
+    if (!TEST_ACCOUNT) this.skip();
+
+    const raw = await gcloudRun([
+      '--quiet',
+      'auth',
+      'list',
+      '--filter',
+      'status:ACTIVE',
+      '--format',
+      'json',
+    ]);
+    const parsed = JSON.parse(raw)[0]?.['account'] || '(unset)';
+    expect(parsed).to.eql(TEST_ACCOUNT.trim());
+  });
+
+  it('has the correct project_id', async function () {
+    if (!TEST_PROJECT_ID) this.skip();
+
+    const raw = await gcloudRun(['--quiet', 'config', 'list', 'core/project', '--format', 'json']);
+    const parsed = JSON.parse(raw)['core']?.['project'] || '(unset)';
+
+    expect(parsed.trim()).to.eql(TEST_PROJECT_ID.trim());
+  });
+
+  it('includes the given components', async function () {
+    if (!TEST_COMPONENTS) this.skip();
+
+    const raw = await gcloudRun([
+      '--quiet',
+      'components',
+      'list',
+      '--only-local-state',
+      '--format',
+      'json',
+    ]);
+    const parsed = JSON.parse(raw).map((entry: Record<string, any>) => entry['id']);
+
+    const members = TEST_COMPONENTS.split(',').map((component) => component.trim());
+    expect(parsed).to.include.all.members(members);
+  });
+});
+
+async function gcloudRun(cmd: string[], options?: ExecOptions): Promise<string> {
+  // A workaround for https://github.com/actions/toolkit/issues/229
+  let toolCommand = 'gcloud';
+  if (process.platform == 'win32') {
+    toolCommand = 'gcloud.cmd';
+  }
+
+  const opts = Object.assign({}, { silent: true, ignoreReturnCode: true }, options);
+  const commandString = `${toolCommand} ${cmd.join(' ')}`;
+
+  const result = await getExecOutput(toolCommand, cmd, opts);
+  if (result.exitCode !== 0) {
+    const errMsg = result.stderr || `command exited ${result.exitCode}, but stderr had no output`;
+    throw new Error(`failed to execute command \`${commandString}\`: ${errMsg}`);
+  }
+  return result.stdout;
+}
diff --git a/tests/setup-gcloud.test.ts b/tests/setup-gcloud.test.ts
index 7c522d89e..265a5b604 100644
--- a/tests/setup-gcloud.test.ts
+++ b/tests/setup-gcloud.test.ts
@@ -26,7 +26,7 @@ import * as setupGcloud from '@google-github-actions/setup-cloud-sdk';
 import * as core from '@actions/core';
 import * as toolCache from '@actions/tool-cache';
 
-import { run } from '../src/setup-gcloud';
+import { run } from '../src/main';
 
 // These are mock data for github actions inputs, where camel case is expected.
 const fakeInputs: { [key: string]: string } = {
@@ -66,19 +66,13 @@ describe('#run', function () {
     await run();
     // getLatestGcloudSDKVersion is implemented as a getter on on exports and so stubbing doesn't work.
     // Instead, make sure that installGcloudSDK was called with an expected version string.
-    expect(
-      this.stubs.installGcloudSDK.withArgs(sinon.match(/\d+\.\d+\.\d+/))
-        .callCount,
-    ).to.eq(1);
+    expect(this.stubs.installGcloudSDK.withArgs(sinon.match(/\d+\.\d+\.\d+/)).callCount).to.eq(1);
   });
 
   it('downloads the latest gcloud SDK if version is "latest"', async function () {
     this.stubs.getInput.withArgs('version').returns('latest');
     await run();
-    expect(
-      this.stubs.installGcloudSDK.withArgs(sinon.match(/\d+\.\d+\.\d+/))
-        .callCount,
-    ).to.eq(1);
+    expect(this.stubs.installGcloudSDK.withArgs(sinon.match(/\d+\.\d+\.\d+/)).callCount).to.eq(1);
   });
 
   it('does not download the SDK if version is provided', async function () {
@@ -98,9 +92,7 @@ describe('#run', function () {
     this.stubs.isInstalled.returns(true);
     this.stubs.getInput.withArgs('version').returns('777');
     await run();
-    expect(this.stubs.toolCacheFind.withArgs('gcloud', '777').callCount).to.eq(
-      1,
-    );
+    expect(this.stubs.toolCacheFind.withArgs('gcloud', '777').callCount).to.eq(1);
   });
 
   it('installs 1 additional component', async function () {
@@ -116,9 +108,7 @@ describe('#run', function () {
   });
 
   it('authenticates if GOOGLE_GHA_CREDS is set', async function () {
-    this.stubs.env
-      .value({ GOOGLE_GHA_CREDS_PATH: 'foo/bar/path.json' })
-      .returns('{}');
+    this.stubs.env.value({ GOOGLE_GHA_CREDS_PATH: 'foo/bar/path.json' }).returns('{}');
     await run();
     expect(this.stubs.authenticateGcloudSDK.callCount).to.eq(1);
   });