test(integ): add legacy integration test for changed clients only (#2919)

* test(integ): add legacy integration test for changed clients only

* chore: rename integration test script

Author: AllanZhengYP

features/dms/dms.feature

@@ -1,5 +1,5 @@
 # language: en
-@dms
+@databasemigrationservice
 Feature: 
 
   I want to use AWS Database Migration Service

features/dms/step_definitions/dms.js

@@ -1,7 +1,7 @@
 const { DatabaseMigrationService } = require("../../../clients/client-database-migration-service");
 const { Before } = require("cucumber");
 
-Before({ tags: "@dms" }, function (scenario, callback) {
+Before({ tags: "@databasemigrationservice" }, function (scenario, callback) {
   this.service = new DatabaseMigrationService({});
   callback();
 });

features/elb/elb.feature

@@ -1,5 +1,5 @@
 # language: en
-@elb
+@elasticloadbalancing
 Feature: Elastic Load Balancing
 
   I want to use Elastic Load Balancing

features/elb/step_definitions/elb.js

@@ -1,7 +1,7 @@
 const { ElasticLoadBalancing } = require("../../../clients/client-elastic-load-balancing");
 const { Before, Given, Then } = require("cucumber");
 
-Before({ tags: "@elb" }, function (scenario, callback) {
+Before({ tags: "@elasticloadbalancing" }, function (scenario, callback) {
   this.service = new ElasticLoadBalancing({});
   callback();
 });

features/elbv2/elbv2.feature

@@ -1,5 +1,5 @@
 # language: en
-@elbv2
+@elasticloadbalancingv2
 Feature: 
 
   I want to use Elastic Load Balancing v2

features/elbv2/step_definitions/elbv2.js

@@ -1,7 +1,7 @@
 const { ElasticLoadBalancingV2 } = require("../../../clients/client-elastic-load-balancing-v2");
 const { Before } = require("cucumber");
 
-Before({ tags: "@elbv2" }, function (scenario, callback) {
+Before({ tags: "@elasticloadbalancingv2" }, function (scenario, callback) {
   this.service = new ElasticLoadBalancingV2({});
   callback();
 });

features/es/es.feature

@@ -1,5 +1,5 @@
 # language: en
-@es
+@elasticsearchservice
 Feature: 
 
   I want to use Amazon ES

features/es/step_definitions/es.js

@@ -1,7 +1,7 @@
 const { ElasticsearchService } = require("../../../clients/client-elasticsearch-service");
 const { Before } = require("cucumber");
 
-Before({ tags: "@es" }, function (scenario, callback) {
+Before({ tags: "@elasticsearchservice" }, function (scenario, callback) {
   this.service = new ElasticsearchService({});
   callback();
 });

package.json

@@ -21,7 +21,8 @@
     "pretest:all": "yarn build:all",
     "test:all": "jest --coverage --passWithNoTests && lerna run test --scope '@aws-sdk/{fetch-http-handler,hash-blob-browser}'",
     "test:functional": "jest --config tests/functional/jest.config.js --passWithNoTests",
-    "test:integration-legacy": "cucumber-js --fail-fast",
+    "test:integration:legacy": "cucumber-js --fail-fast",
+    "test:integration:legacy:since:release": "./tests/integ-legacy/index.js",
     "test:integration": "jest --config jest.config.integ.js --passWithNoTests",
     "test:protocols": "yarn build:protocols && lerna run test --scope '@aws-sdk/aws-*' --ignore '@aws-sdk/*-server'",
     "test:server-protocols": "yarn build:server-protocols && lerna run test --scope '@aws-sdk/*-server'",

tests/integ-legacy/index.js

@@ -0,0 +1,39 @@
+#!/usr/bin/env node
+
+const { join, resolve } = require("path");
+const { execSync, spawn } = require("child_process");
+
+const ROOT = resolve(join(__dirname, "..", ".."));
+const FEATURES_FOLDER = join(ROOT, "features");
+const ROOT_BIN = join(ROOT, "node_modules", ".bin");
+
+const execOptions = {
+  ...process,
+  cwd: __dirname,
+  encoding: "utf-8",
+};
+
+const allTags = execSync(`grep -h ^@ ${join(FEATURES_FOLDER, "**", "*.feature")}`, execOptions).split(/[\n ]/g);
+
+console.info(`Looking for changed clients that has the legacy integration test tag: ${allTags}`);
+
+const changedPackages = execSync(`${join(ROOT_BIN, "lerna")} changed`, execOptions).split("\n");
+const changedPackageTags = changedPackages
+  .map((name) => name.replace("@aws-sdk/client-", ""))
+  .map((name) => name.replace("-"))
+  .map((name) => `@${name}`);
+
+const tagsToTest = changedPackageTags.filter((tag) => allTags.includes(tag));
+
+// Cucumber requires cwd to contain the test cases.
+const command = `${join("node_modules", ".bin", "cucumber-js")}`;
+const args = ["--fail-fast", "-t", `"${tagsToTest.join(" or ")}"`];
+console.info(`Running cucumber test: \n${command} ${args.join(" ")}`);
+
+const cucumber = spawn(command, args, { ...execOptions, cwd: ROOT, shell: true });
+cucumber.stdout.pipe(process.stdout);
+cucumber.stderr.pipe(process.stderr);
+cucumber.on("close", (code) => {
+  if (code === 0) process.exit();
+  else process.exit(code);
+});