From 541cd01b228dd01c353a3bb4bcac95fea4adb6e3 Mon Sep 17 00:00:00 2001
From: Tim Neutkens <tim@timneutkens.nl>
Date: Mon, 23 Mar 2020 17:30:42 +0100
Subject: [PATCH] Add test for single alias (#11296)

---
 test/integration/jsconfig-paths/components/hello.js      | 5 +++++
 test/integration/jsconfig-paths/jsconfig.json            | 3 ++-
 test/integration/jsconfig-paths/pages/single-alias.js    | 9 +++++++++
 test/integration/jsconfig-paths/test/index.test.js       | 5 +++++
 test/integration/typescript-paths/components/hello.tsx   | 5 +++++
 test/integration/typescript-paths/pages/single-alias.tsx | 9 +++++++++
 test/integration/typescript-paths/test/index.test.js     | 5 +++++
 test/integration/typescript-paths/tsconfig.json          | 3 ++-
 8 files changed, 42 insertions(+), 2 deletions(-)
 create mode 100644 test/integration/jsconfig-paths/components/hello.js
 create mode 100644 test/integration/jsconfig-paths/pages/single-alias.js
 create mode 100644 test/integration/typescript-paths/components/hello.tsx
 create mode 100644 test/integration/typescript-paths/pages/single-alias.tsx

diff --git a/test/integration/jsconfig-paths/components/hello.js b/test/integration/jsconfig-paths/components/hello.js
new file mode 100644
index 0000000000000..49c8de26f6c50
--- /dev/null
+++ b/test/integration/jsconfig-paths/components/hello.js
@@ -0,0 +1,5 @@
+import React from 'react'
+
+export function Hello() {
+  return <>Hello</>
+}
diff --git a/test/integration/jsconfig-paths/jsconfig.json b/test/integration/jsconfig-paths/jsconfig.json
index 3b6323e2e50f0..d49f9334123b7 100644
--- a/test/integration/jsconfig-paths/jsconfig.json
+++ b/test/integration/jsconfig-paths/jsconfig.json
@@ -3,7 +3,8 @@
     "baseUrl": ".",
     "paths": {
       "@c/*": ["components/*"],
-      "@lib/*": ["lib/a/*", "lib/b/*"]
+      "@lib/*": ["lib/a/*", "lib/b/*"],
+      "@mycomponent": ["components/hello.js"]
     }
   }
 }
diff --git a/test/integration/jsconfig-paths/pages/single-alias.js b/test/integration/jsconfig-paths/pages/single-alias.js
new file mode 100644
index 0000000000000..df2031b90ae62
--- /dev/null
+++ b/test/integration/jsconfig-paths/pages/single-alias.js
@@ -0,0 +1,9 @@
+import { Hello } from '@mycomponent'
+
+export default function SingleAlias() {
+  return (
+    <div>
+      <Hello />
+    </div>
+  )
+}
diff --git a/test/integration/jsconfig-paths/test/index.test.js b/test/integration/jsconfig-paths/test/index.test.js
index 308df6366bcb8..d7fd31aa92f86 100644
--- a/test/integration/jsconfig-paths/test/index.test.js
+++ b/test/integration/jsconfig-paths/test/index.test.js
@@ -37,5 +37,10 @@ describe('TypeScript Features', () => {
       const $ = await get$('/resolve-fallback')
       expect($('body').text()).toMatch(/Hello from only b/)
     })
+
+    it('should resolve a single matching alias', async () => {
+      const $ = await get$('/single-alias')
+      expect($('body').text()).toMatch(/Hello/)
+    })
   })
 })
diff --git a/test/integration/typescript-paths/components/hello.tsx b/test/integration/typescript-paths/components/hello.tsx
new file mode 100644
index 0000000000000..49c8de26f6c50
--- /dev/null
+++ b/test/integration/typescript-paths/components/hello.tsx
@@ -0,0 +1,5 @@
+import React from 'react'
+
+export function Hello() {
+  return <>Hello</>
+}
diff --git a/test/integration/typescript-paths/pages/single-alias.tsx b/test/integration/typescript-paths/pages/single-alias.tsx
new file mode 100644
index 0000000000000..df2031b90ae62
--- /dev/null
+++ b/test/integration/typescript-paths/pages/single-alias.tsx
@@ -0,0 +1,9 @@
+import { Hello } from '@mycomponent'
+
+export default function SingleAlias() {
+  return (
+    <div>
+      <Hello />
+    </div>
+  )
+}
diff --git a/test/integration/typescript-paths/test/index.test.js b/test/integration/typescript-paths/test/index.test.js
index 308df6366bcb8..d7fd31aa92f86 100644
--- a/test/integration/typescript-paths/test/index.test.js
+++ b/test/integration/typescript-paths/test/index.test.js
@@ -37,5 +37,10 @@ describe('TypeScript Features', () => {
       const $ = await get$('/resolve-fallback')
       expect($('body').text()).toMatch(/Hello from only b/)
     })
+
+    it('should resolve a single matching alias', async () => {
+      const $ = await get$('/single-alias')
+      expect($('body').text()).toMatch(/Hello/)
+    })
   })
 })
diff --git a/test/integration/typescript-paths/tsconfig.json b/test/integration/typescript-paths/tsconfig.json
index 29c96623ecbaa..f224849f25ad0 100644
--- a/test/integration/typescript-paths/tsconfig.json
+++ b/test/integration/typescript-paths/tsconfig.json
@@ -3,7 +3,8 @@
     "baseUrl": ".",
     "paths": {
       "@c/*": ["components/*"],
-      "@lib/*": ["lib/a/*", "lib/b/*"]
+      "@lib/*": ["lib/a/*", "lib/b/*"],
+      "@mycomponent": ["components/hello.tsx"]
     },
     "esModuleInterop": true,
     "module": "esnext",