Allow maxInstances

cerner · Nov 29, 2023 · e05f138 · e05f138
1 parent c2de29b
commit e05f138
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Showing 4 changed files with 25 additions and 3 deletions.
diff --git a/packages/terra-functional-testing/CHANGELOG.md b/packages/terra-functional-testing/CHANGELOG.md
@@ -2,6 +2,9 @@
 
 ## Unreleased
 
+* Changed
+  * Allow consumers to set maxInstances while executing wdio scripts.
+
 ## 4.4.0 - (September 26, 2023)
 
 * Changed

diff --git a/packages/terra-functional-testing/src/config/capabilities.js b/packages/terra-functional-testing/src/config/capabilities.js
@@ -1,11 +1,12 @@
 /**
  * This file contains the capability configurations for each supported browser.
  */
+const getMaxInstances = require('./utils/getMaxInstances');
 
 module.exports = {
   chrome: {
     browserName: 'chrome',
-    maxInstances: 1,
+    maxInstances: getMaxInstances(),
     'goog:chromeOptions': {
       /**
        * Run in headless mode because Chrome 69+ cannot be resized to the tiny viewport due to a omnibox size change
@@ -19,7 +20,7 @@ module.exports = {
   },
   firefox: {
     browserName: 'firefox',
-    maxInstances: 1,
+    maxInstances: getMaxInstances(),
     'moz:firefoxOptions': {
       prefs: {
         'dom.disable_beforeunload': false,
@@ -28,7 +29,7 @@ module.exports = {
   },
   ie: {
     browserName: 'internet explorer',
-    maxInstances: 1,
+    maxInstances: getMaxInstances(),
     'se:ieOptions': {
       javascriptEnabled: true,
       locationContextEnabled: true,

diff --git a/packages/terra-functional-testing/src/config/utils/getMaxInstances.js b/packages/terra-functional-testing/src/config/utils/getMaxInstances.js
@@ -0,0 +1,7 @@
+module.exports = () => {
+  const args = process.argv.slice(2);
+  const maxInstancesIndex = args.indexOf('--maxInstances');
+  const maxInstances = maxInstancesIndex !== -1 ? parseInt(args[maxInstancesIndex + 1], 10) : 1;
+
+  return maxInstances;
+};
diff --git a/packages/terra-functional-testing/src/terra-cli/wdio/index.js b/packages/terra-functional-testing/src/terra-cli/wdio/index.js
@@ -181,6 +181,17 @@ const cli = {
           return ['en'];
         },
       },
+      maxInstances: {
+        type: 'number',
+        describe: 'The number of tests running concurrently.',
+        default: () => {
+          if (process.env.MAX_INSTANCES) {
+            return [process.env.MAX_INSTANCES];
+          }
+
+          return 1;
+        },
+      },
       screenshotUrl: {
         type: 'string',
         describe: 'The url to the registry that stores the screenshots',