switch to ESM and update config/test wiring

.prettierrc.json

@@ -6,6 +6,5 @@
   "singleQuote": true,
   "trailingComma": "none",
   "bracketSpacing": false,
-  "arrowParens": "avoid",
-  "parser": "typescript"
+  "arrowParens": "avoid"
 }

__tests__/aws.test.ts

@@ -1,7 +1,7 @@
-import {beforeEach, describe, expect, jest, test} from '@jest/globals';
+import {beforeEach, describe, expect, test, vi} from 'vitest';
 import {AuthorizationData} from '@aws-sdk/client-ecr';
 
-import * as aws from '../src/aws';
+import * as aws from '../src/aws.js';
 
 describe('isECR', () => {
   test.each([
@@ -65,26 +65,28 @@ describe('getAccountIDs', () => {
   });
 });
 
-const mockEcrGetAuthToken = jest.fn();
-const mockEcrPublicGetAuthToken = jest.fn();
-jest.mock('@aws-sdk/client-ecr', () => {
+const mockEcrGetAuthToken = vi.fn();
+const mockEcrPublicGetAuthToken = vi.fn();
+vi.mock('@aws-sdk/client-ecr', () => {
+  class ECR {
+    getAuthorizationToken = mockEcrGetAuthToken;
+  }
   return {
-    ECR: jest.fn(() => ({
-      getAuthorizationToken: mockEcrGetAuthToken
-    }))
+    ECR
   };
 });
-jest.mock('@aws-sdk/client-ecr-public', () => {
+vi.mock('@aws-sdk/client-ecr-public', () => {
+  class ECRPUBLIC {
+    getAuthorizationToken = mockEcrPublicGetAuthToken;
+  }
   return {
-    ECRPUBLIC: jest.fn(() => ({
-      getAuthorizationToken: mockEcrPublicGetAuthToken
-    }))
+    ECRPUBLIC
   };
 });
 
 describe('getRegistriesData', () => {
   beforeEach(() => {
-    jest.clearAllMocks();
+    vi.clearAllMocks();
     delete process.env.AWS_ACCOUNT_IDS;
   });
   // prettier-ignore

__tests__/context.test.ts

@@ -1,6 +1,6 @@
-import {expect, test} from '@jest/globals';
+import {expect, test} from 'vitest';
 
-import {getInputs} from '../src/context';
+import {getInputs} from '../src/context.js';
 
 test('with password and username getInputs does not throw error', async () => {
   process.env['INPUT_USERNAME'] = 'dbowie';

__tests__/docker.test.ts

@@ -1,16 +1,16 @@
-import {expect, jest, test} from '@jest/globals';
+import {expect, test, vi} from 'vitest';
 import * as path from 'path';
 
-import {loginStandard, logout} from '../src/docker';
+import {Docker} from '@docker/actions-toolkit/lib/docker/docker.js';
 
-import {Docker} from '@docker/actions-toolkit/lib/docker/docker';
+import {loginStandard, logout} from '../src/docker.js';
 
 process.env['RUNNER_TEMP'] = path.join(__dirname, 'runner');
 
 test('loginStandard calls exec', async () => {
   // eslint-disable-next-line @typescript-eslint/ban-ts-comment
   // @ts-ignore
-  const execSpy = jest.spyOn(Docker, 'getExecOutput').mockImplementation(async () => {
+  const execSpy = vi.spyOn(Docker, 'getExecOutput').mockImplementation(async () => {
     return {
       exitCode: expect.any(Number),
       stdout: expect.any(Function),
@@ -40,7 +40,7 @@ test('loginStandard calls exec', async () => {
 test('logout calls exec', async () => {
   // eslint-disable-next-line @typescript-eslint/ban-ts-comment
   // @ts-ignore
-  const execSpy = jest.spyOn(Docker, 'getExecOutput').mockImplementation(async () => {
+  const execSpy = vi.spyOn(Docker, 'getExecOutput').mockImplementation(async () => {
     return {
       exitCode: expect.any(Number),
       stdout: expect.any(Function),

__tests__/setup.unit.ts

@@ -0,0 +1,12 @@
+import fs from 'node:fs';
+import os from 'node:os';
+import path from 'node:path';
+
+const tmpDir = fs.mkdtempSync(path.join(os.tmpdir(), 'docker-login-action-'));
+
+process.env = Object.assign({}, process.env, {
+  TEMP: tmpDir,
+  GITHUB_REPOSITORY: 'docker/login-action',
+  RUNNER_TEMP: path.join(tmpDir, 'runner-temp'),
+  RUNNER_TOOL_CACHE: path.join(tmpDir, 'runner-tool-cache')
+});

dev.Dockerfile

@@ -3,10 +3,11 @@
 ARG NODE_VERSION=20
 
 FROM node:${NODE_VERSION}-alpine AS base
-RUN apk add --no-cache cpio findutils git
+RUN apk add --no-cache cpio findutils git rsync
 WORKDIR /src
 RUN --mount=type=bind,target=.,rw \
   --mount=type=cache,target=/src/.yarn/cache <<EOT
+  set -e
   corepack enable
   yarn --version
   yarn config set --home enableTelemetry 0
@@ -34,18 +35,27 @@ RUN --mount=type=bind,target=.,rw <<EOT
 EOT
 
 FROM deps AS build
-RUN --mount=type=bind,target=.,rw \
+RUN --mount=target=/context \
   --mount=type=cache,target=/src/.yarn/cache \
-  --mount=type=cache,target=/src/node_modules \
-  yarn run build && mkdir /out && cp -Rf dist /out/
+  --mount=type=cache,target=/src/node_modules <<EOT
+  set -e
+  rsync -a /context/. .
+  rm -rf dist
+  yarn run build
+  mkdir /out
+  cp -r dist /out
+EOT
 
 FROM scratch AS build-update
 COPY --from=build /out /
 
 FROM build AS build-validate
-RUN --mount=type=bind,target=.,rw <<EOT
+RUN --mount=target=/context \
+  --mount=target=.,type=tmpfs <<EOT
   set -e
+  rsync -a /context/. .
   git add -A
+  rm -rf dist
   cp -rf /out/* .
   if [ -n "$(git status --porcelain -- dist)" ]; then
     echo >&2 'ERROR: Build result differs. Please build first with "docker buildx bake build"'
@@ -58,8 +68,7 @@ FROM deps AS format
 RUN --mount=type=bind,target=.,rw \
   --mount=type=cache,target=/src/.yarn/cache \
   --mount=type=cache,target=/src/node_modules \
-  yarn run format \
-  && mkdir /out && find . -name '*.ts' -not -path './node_modules/*' -not -path './.yarn/*' | cpio -pdm /out
+  yarn run format && mkdir /out && find . -name '*.ts' -not -path './node_modules/*' -not -path './.yarn/*' | cpio -pdm /out
 
 FROM scratch AS format-update
 COPY --from=format /out /
@@ -76,7 +85,7 @@ ENV RUNNER_TOOL_CACHE=/tmp/github_tool_cache
 RUN --mount=type=bind,target=.,rw \
   --mount=type=cache,target=/src/.yarn/cache \
   --mount=type=cache,target=/src/node_modules \
-  yarn run test --coverage --coverageDirectory=/tmp/coverage
+  yarn run test --coverage --coverage.reportsDirectory=/tmp/coverage
 
 FROM scratch AS test-coverage
 COPY --from=test /tmp/coverage /