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cy-yuncy-yun
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Add GitHub Action and thorough local mock testing suite for ECS
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‎.github/workflows/tests.yml‎

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@@ -29,6 +29,9 @@ jobs:
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command: composer install
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- name: Run Script
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run: vendor/bin/phpunit
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- name: Run ECS Mock Tests
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if: matrix.os == 'ubuntu-latest'
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run: bash tests/fixtures/local-ecs-test/run-local-ecs-test.sh
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test_lowest:
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runs-on: ubuntu-latest
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name: Test Prefer Lowest
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command: composer update --prefer-lowest
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- name: Run Script
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run: vendor/bin/phpunit
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- name: Run ECS Mock Tests
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run: bash tests/fixtures/local-ecs-test/run-local-ecs-test.sh

‎tests/fixtures/local-ecs-test/local-ecs-mock-server.php‎

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<?php
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header('Content-Type: application/json');
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$scenario = $_GET['scenario'] ?? 'success';
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if ($scenario === 'server_error') {
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http_response_code(500);
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echo json_encode(['error' => 'Internal Server Error']);
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exit;
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}
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if ($scenario === 'invalid_json') {
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echo '{ malformed JSON! ';
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exit;
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}
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$response = [
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'Token' => 'MOCK_SESSION_TOKEN_789',
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'Expiration' => date('Y-m-d\TH:i:s\Z', strtotime('+1 hour'))
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];
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if ($scenario === 'success') {
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$response['AccessKeyId'] = 'MOCK_ACCESS_KEY_123';
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$response['SecretAccessKey'] = 'MOCK_SECRET_KEY_456';
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} elseif ($scenario === 'missing_fields') {
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// Only return Token and Expiration, simulating a bad response without keys.
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}
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echo json_encode($response);

‎tests/fixtures/local-ecs-test/local-ecs-test.php‎

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<?php
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require __DIR__ . '/../../../vendor/autoload.php';
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use Google\Auth\CredentialSource\AwsNativeSource;
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use GuzzleHttp\Client;
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echo "Starting thorough ECS mock testing suite...\n\n";
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$client = new Client(['http_errors' => true]);
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$httpHandler = function ($request) use ($client) {
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return $client->send($request);
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};
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$testsPassed = 0;
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$testsFailed = 0;
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function runTestCase($name, $setupEnv, $assertion)
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{
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global $httpHandler, $testsPassed, $testsFailed;
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echo "Running Test: $name... ";
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// Clear potentially polluting env vars before setup
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putenv('AWS_CONTAINER_CREDENTIALS_FULL_URI');
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putenv('AWS_CONTAINER_CREDENTIALS_RELATIVE_URI');
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putenv('AWS_CONTAINER_AUTHORIZATION_TOKEN_FILE');
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$setupEnv();
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try {
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$result = AwsNativeSource::getSigningVarsFromEcs($httpHandler);
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$assertion($result, null);
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} catch (\Exception $e) {
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$assertion(null, $e);
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}
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}
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// 1. Standard Success
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runTestCase('Success - Valid Credentials', function () {
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putenv('AWS_CONTAINER_CREDENTIALS_FULL_URI=http://127.0.0.1:8080/?scenario=success');
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}, function ($result, $exception) use (&$testsPassed, &$testsFailed) {
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if ($result && $result[0] === 'MOCK_ACCESS_KEY_123' && $result[1] === 'MOCK_SECRET_KEY_456') {
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echo "✅ PASS\n";
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$testsPassed++;
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} else {
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echo "❌ FAIL (Expected valid credentials array)\n";
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$testsFailed++;
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}
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});
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// 2. Invalid Metadata Response (JSON Error)
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runTestCase('Error - Invalid JSON Response', function () {
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putenv('AWS_CONTAINER_CREDENTIALS_FULL_URI=http://127.0.0.1:8080/?scenario=invalid_json');
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}, function ($result, $exception) use (&$testsPassed, &$testsFailed) {
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if ($exception instanceof \UnexpectedValueException && strpos($exception->getMessage(), 'Invalid or missing ECS credentials') !== false) {
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echo "✅ PASS\n";
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$testsPassed++;
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} else {
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echo "❌ FAIL (Expected UnexpectedValueException)\n";
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$testsFailed++;
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}
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});
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// 3. Missing Required Fields
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runTestCase('Error - Missing Fields in JSON', function () {
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putenv('AWS_CONTAINER_CREDENTIALS_FULL_URI=http://127.0.0.1:8080/?scenario=missing_fields');
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}, function ($result, $exception) use (&$testsPassed, &$testsFailed) {
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if ($exception instanceof \UnexpectedValueException && strpos($exception->getMessage(), 'Invalid or missing ECS credentials') !== false) {
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echo "✅ PASS\n";
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$testsPassed++;
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} else {
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echo "❌ FAIL (Expected UnexpectedValueException)\n";
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$testsFailed++;
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}
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});
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// 4. Server Error (500)
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runTestCase('Error - HTTP 500 Server Error', function () {
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putenv('AWS_CONTAINER_CREDENTIALS_FULL_URI=http://127.0.0.1:8080/?scenario=server_error');
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}, function ($result, $exception) use (&$testsPassed, &$testsFailed) {
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if ($exception instanceof \GuzzleHttp\Exception\ServerException) {
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echo "✅ PASS\n";
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$testsPassed++;
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} else {
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echo "❌ FAIL (Expected Guzzle ServerException)\n";
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$testsFailed++;
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}
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});
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// 5. Unreadable Token File
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runTestCase('Error - Unreadable Token File', function () {
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putenv('AWS_CONTAINER_CREDENTIALS_FULL_URI=http://127.0.0.1:8080/?scenario=success');
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putenv('AWS_CONTAINER_AUTHORIZATION_TOKEN_FILE=/path/to/nowhere/that/does/not/exist.txt');
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}, function ($result, $exception) use (&$testsPassed, &$testsFailed) {
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if ($exception instanceof \RuntimeException && strpos($exception->getMessage(), 'is not readable') !== false) {
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echo "✅ PASS\n";
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$testsPassed++;
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} else {
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echo "❌ FAIL (Expected RuntimeException for unreadable file)\n";
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$testsFailed++;
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}
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});
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// 6. Bailout (No Environment Variables)
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runTestCase('Success - Bailout (No URIs Set)', function () {
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// We already clear the env vars in runTestCase.
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}, function ($result, $exception) use (&$testsPassed, &$testsFailed) {
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if ($result === null && $exception === null) {
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echo "✅ PASS\n";
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$testsPassed++;
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} else {
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echo "❌ FAIL (Expected null return)\n";
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$testsFailed++;
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}
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});
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echo "\nTest Suite Complete. Passed: $testsPassed, Failed: $testsFailed\n";
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if ($testsFailed > 0) {
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exit(1);
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}

‎tests/fixtures/local-ecs-test/run-local-ecs-test.sh‎

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#!/bin/bash
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cd "$(dirname "$0")"
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echo "Starting mock PHP server on port 8080..."
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php -S 127.0.0.1:8080 local-ecs-mock-server.php > /dev/null 2>&1 &
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SERVER_PID=$!
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sleep 1
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echo "Running test client..."
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php local-ecs-test.php
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echo "Cleaning up..."
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kill $SERVER_PID
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echo "Done!"

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