From 93afebd953f6677c4dcfa13772e7237d08e7bcd2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Hannes=20Born=C3=B6?= <borno.hannes@gmail.com>
Date: Tue, 21 Dec 2021 11:06:20 +0100
Subject: [PATCH 1/4] Fix asexpression for babel and swc

---
 .../next-swc/crates/core/src/page_config.rs   | 13 +++-
 .../next-swc/crates/core/tests/fixture.rs     | 13 +++-
 .../amp-hybrid/{input.js => input.tsx}        |  2 +-
 .../fixture/page-config/amp-hybrid/output.js  |  2 +-
 .../amp-true-asexpression/input.tsx           | 11 ++++
 .../amp-true-asexpression/output.js           |  1 +
 .../amp-true-type-annotation/input.tsx        | 11 ++++
 .../amp-true-type-annotation/output.js        |  1 +
 .../amp-true/{input.js => input.tsx}          |  6 +-
 .../fixture/page-config/amp-true/output.js    |  2 +-
 .../build/babel/plugins/next-page-config.ts   | 13 ++--
 .../babel-plugin-next-page-config.test.ts     | 62 +++++++++++++++++++
 12 files changed, 123 insertions(+), 14 deletions(-)
 rename packages/next-swc/crates/core/tests/fixture/page-config/amp-hybrid/{input.js => input.tsx} (83%)
 create mode 100644 packages/next-swc/crates/core/tests/fixture/page-config/amp-true-asexpression/input.tsx
 create mode 100644 packages/next-swc/crates/core/tests/fixture/page-config/amp-true-asexpression/output.js
 create mode 100644 packages/next-swc/crates/core/tests/fixture/page-config/amp-true-type-annotation/input.tsx
 create mode 100644 packages/next-swc/crates/core/tests/fixture/page-config/amp-true-type-annotation/output.js
 rename packages/next-swc/crates/core/tests/fixture/page-config/amp-true/{input.js => input.tsx} (52%)
 create mode 100644 test/unit/babel-plugin-next-page-config.test.ts

diff --git a/packages/next-swc/crates/core/src/page_config.rs b/packages/next-swc/crates/core/src/page_config.rs
index cbdf7fdd2ea168f..661b42738788c63 100644
--- a/packages/next-swc/crates/core/src/page_config.rs
+++ b/packages/next-swc/crates/core/src/page_config.rs
@@ -82,7 +82,18 @@ impl Fold for PageConfig {
           }
 
           if is_config {
-            if let Some(expr) = &decl.init {
+            let init = match &decl.init {
+              Some(expr) => {
+                Some(if let Expr::TsAs(obj) = &**expr {
+                  &obj.expr
+                } else {
+                  expr
+                })
+              }
+              None => None
+            };
+
+            if let Some(expr) = init {
               if let Expr::Object(obj) = &**expr {
                 for prop in &obj.props {
                   if let PropOrSpread::Prop(prop) = prop {
diff --git a/packages/next-swc/crates/core/tests/fixture.rs b/packages/next-swc/crates/core/tests/fixture.rs
index e43e4a48a9cf822..2af67c01551d731 100644
--- a/packages/next-swc/crates/core/tests/fixture.rs
+++ b/packages/next-swc/crates/core/tests/fixture.rs
@@ -12,7 +12,7 @@ use std::path::PathBuf;
 use swc_common::{chain, comments::SingleThreadedComments, FileName, Mark, Span, DUMMY_SP};
 use swc_ecma_transforms_testing::{test, test_fixture};
 use swc_ecmascript::{
-    parser::{EsConfig, Syntax},
+    parser::{TsConfig, EsConfig, Syntax},
     transforms::{react::jsx, resolver},
 };
 use testing::fixture;
@@ -24,6 +24,13 @@ fn syntax() -> Syntax {
     })
 }
 
+fn syntax_ts() -> Syntax {
+    Syntax::Typescript(TsConfig {
+        tsx: true,
+        ..Default::default()
+    })
+}
+
 #[fixture("tests/fixture/amp/**/input.js")]
 fn amp_attributes_fixture(input: PathBuf) {
     let output = input.parent().unwrap().join("output.js");
@@ -129,10 +136,10 @@ impl swc_ecmascript::visit::VisitMut for DropSpan {
     }
 }
 
-#[fixture("tests/fixture/page-config/**/input.js")]
+#[fixture("tests/fixture/page-config/**/input.tsx")]
 fn page_config_fixture(input: PathBuf) {
     let output = input.parent().unwrap().join("output.js");
-    test_fixture(syntax(), &|_tr| page_config_test(), &input, &output);
+    test_fixture(syntax_ts(), &|_tr| page_config_test(), &input, &output);
 }
 
 #[fixture("tests/fixture/remove-console/**/input.js")]
diff --git a/packages/next-swc/crates/core/tests/fixture/page-config/amp-hybrid/input.js b/packages/next-swc/crates/core/tests/fixture/page-config/amp-hybrid/input.tsx
similarity index 83%
rename from packages/next-swc/crates/core/tests/fixture/page-config/amp-hybrid/input.js
rename to packages/next-swc/crates/core/tests/fixture/page-config/amp-hybrid/input.tsx
index 161941f6a051f39..10ae2de5ffd6c98 100644
--- a/packages/next-swc/crates/core/tests/fixture/page-config/amp-hybrid/input.js
+++ b/packages/next-swc/crates/core/tests/fixture/page-config/amp-hybrid/input.tsx
@@ -4,4 +4,4 @@ function About(props) {
   return <h3>My AMP About Page!</h3>
 }
 
-export default About
\ No newline at end of file
+export default About
diff --git a/packages/next-swc/crates/core/tests/fixture/page-config/amp-hybrid/output.js b/packages/next-swc/crates/core/tests/fixture/page-config/amp-hybrid/output.js
index 25e72e99c3aaa92..d84d3616a021a9d 100644
--- a/packages/next-swc/crates/core/tests/fixture/page-config/amp-hybrid/output.js
+++ b/packages/next-swc/crates/core/tests/fixture/page-config/amp-hybrid/output.js
@@ -4,4 +4,4 @@ export const config = {
 function About(props) {
   return <h3 >My AMP About Page!</h3>;
 }
-export default About;
\ No newline at end of file
+export default About;
diff --git a/packages/next-swc/crates/core/tests/fixture/page-config/amp-true-asexpression/input.tsx b/packages/next-swc/crates/core/tests/fixture/page-config/amp-true-asexpression/input.tsx
new file mode 100644
index 000000000000000..c6597c2a61d4c2e
--- /dev/null
+++ b/packages/next-swc/crates/core/tests/fixture/page-config/amp-true-asexpression/input.tsx
@@ -0,0 +1,11 @@
+import type { PageConfig } from "next"
+
+export const config = {
+  amp: true,
+} as PageConfig
+
+function About(props) {
+  return <h3>My AMP About Page!</h3>
+}
+
+export default About
diff --git a/packages/next-swc/crates/core/tests/fixture/page-config/amp-true-asexpression/output.js b/packages/next-swc/crates/core/tests/fixture/page-config/amp-true-asexpression/output.js
new file mode 100644
index 000000000000000..efe7399420dfa5a
--- /dev/null
+++ b/packages/next-swc/crates/core/tests/fixture/page-config/amp-true-asexpression/output.js
@@ -0,0 +1 @@
+const __NEXT_DROP_CLIENT_FILE__ = "__NEXT_DROP_CLIENT_FILE__ mock_timestamp";
diff --git a/packages/next-swc/crates/core/tests/fixture/page-config/amp-true-type-annotation/input.tsx b/packages/next-swc/crates/core/tests/fixture/page-config/amp-true-type-annotation/input.tsx
new file mode 100644
index 000000000000000..7b468a712ba3a26
--- /dev/null
+++ b/packages/next-swc/crates/core/tests/fixture/page-config/amp-true-type-annotation/input.tsx
@@ -0,0 +1,11 @@
+import type { PageConfig } from "next"
+
+export const config: PageConfig = {
+  amp: true,
+}
+
+function About(props) {
+  return <h3>My AMP About Page!</h3>
+}
+
+export default About
diff --git a/packages/next-swc/crates/core/tests/fixture/page-config/amp-true-type-annotation/output.js b/packages/next-swc/crates/core/tests/fixture/page-config/amp-true-type-annotation/output.js
new file mode 100644
index 000000000000000..efe7399420dfa5a
--- /dev/null
+++ b/packages/next-swc/crates/core/tests/fixture/page-config/amp-true-type-annotation/output.js
@@ -0,0 +1 @@
+const __NEXT_DROP_CLIENT_FILE__ = "__NEXT_DROP_CLIENT_FILE__ mock_timestamp";
diff --git a/packages/next-swc/crates/core/tests/fixture/page-config/amp-true/input.js b/packages/next-swc/crates/core/tests/fixture/page-config/amp-true/input.tsx
similarity index 52%
rename from packages/next-swc/crates/core/tests/fixture/page-config/amp-true/input.js
rename to packages/next-swc/crates/core/tests/fixture/page-config/amp-true/input.tsx
index 969710c0b67f6dc..00477d57b19cc4c 100644
--- a/packages/next-swc/crates/core/tests/fixture/page-config/amp-true/input.js
+++ b/packages/next-swc/crates/core/tests/fixture/page-config/amp-true/input.tsx
@@ -1,7 +1,9 @@
-export const config = { amp: true }
+export const config = {
+  amp: true,
+}
 
 function About(props) {
   return <h3>My AMP About Page!</h3>
 }
 
-export default About
\ No newline at end of file
+export default About
diff --git a/packages/next-swc/crates/core/tests/fixture/page-config/amp-true/output.js b/packages/next-swc/crates/core/tests/fixture/page-config/amp-true/output.js
index 464d1bd2c66aee8..efe7399420dfa5a 100644
--- a/packages/next-swc/crates/core/tests/fixture/page-config/amp-true/output.js
+++ b/packages/next-swc/crates/core/tests/fixture/page-config/amp-true/output.js
@@ -1 +1 @@
-const __NEXT_DROP_CLIENT_FILE__ = "__NEXT_DROP_CLIENT_FILE__ mock_timestamp";
\ No newline at end of file
+const __NEXT_DROP_CLIENT_FILE__ = "__NEXT_DROP_CLIENT_FILE__ mock_timestamp";
diff --git a/packages/next/build/babel/plugins/next-page-config.ts b/packages/next/build/babel/plugins/next-page-config.ts
index 2e4725f290c1b1d..3126ba6ccf533ff 100644
--- a/packages/next/build/babel/plugins/next-page-config.ts
+++ b/packages/next/build/babel/plugins/next-page-config.ts
@@ -144,10 +144,13 @@ export default function nextPageConfig({
                     continue
                   }
 
-                  if (!BabelTypes.isObjectExpression(declaration.init)) {
-                    const got = declaration.init
-                      ? declaration.init.type
-                      : 'undefined'
+                  let { init } = declaration
+                  if (BabelTypes.isTSAsExpression(init)) {
+                    init = init.expression
+                  }
+
+                  if (!BabelTypes.isObjectExpression(init)) {
+                    const got = init ? init.type : 'undefined'
                     throw new Error(
                       errorMessage(
                         exportState,
@@ -156,7 +159,7 @@ export default function nextPageConfig({
                     )
                   }
 
-                  for (const prop of declaration.init.properties) {
+                  for (const prop of init.properties) {
                     if (BabelTypes.isSpreadElement(prop)) {
                       throw new Error(
                         errorMessage(
diff --git a/test/unit/babel-plugin-next-page-config.test.ts b/test/unit/babel-plugin-next-page-config.test.ts
new file mode 100644
index 000000000000000..21609e2d81b4533
--- /dev/null
+++ b/test/unit/babel-plugin-next-page-config.test.ts
@@ -0,0 +1,62 @@
+/* eslint-env jest */
+import { transformSync } from '@babel/core'
+
+const babel = (code) =>
+  transformSync(code, {
+    filename: 'page.tsx',
+    presets: ['@babel/preset-typescript'],
+    plugins: [require('next/dist/build/babel/plugins/next-page-config')],
+    babelrc: false,
+    configFile: false,
+    sourceType: 'module',
+    compact: true,
+    caller: {
+      name: 'tests',
+      isDev: false,
+    },
+  } as any).code
+
+describe('babel plugin (next-page-config)', () => {
+  test('export config with type annotation', () => {
+    const output = babel('export const config: PageConfig = {};')
+
+    expect(output).toMatch(`export const config={};`)
+  })
+
+  test('export config with AsExpression', () => {
+    const output = babel('export const config = {} as PageConfig;')
+
+    expect(output).toMatch('export const config={};')
+  })
+
+  test('amp enabled', () => {
+    jest.spyOn(Date, 'now').mockReturnValue(1234)
+    const output = babel(`
+      export const config = { amp: true }
+
+      function About(props) {
+        return <h3>My AMP About Page!</h3>
+      }
+      
+      export default About`)
+
+    expect(output).toMatch(
+      'const __NEXT_DROP_CLIENT_FILE__="__NEXT_DROP_CLIENT_FILE__ 1234";'
+    )
+  })
+
+  test('amp hybrid enabled', () => {
+    const output = babel(`
+      export const config = { amp: 'hybrid' }
+
+      function About(props) {
+        return <h3>My AMP About Page!</h3>
+      }
+      
+      export default About`)
+
+    expect(output).toMatch(
+      "export const config={amp:'hybrid'};function About(props){return<h3>My AMP About Page!</h3>;}export default About;"
+    )
+  })
+})

From cee2c1b404ebdf83be2bdaf2b8904d59971041b1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Hannes=20Born=C3=B6?= <borno.hannes@gmail.com>
Date: Tue, 21 Dec 2021 17:02:40 +0100
Subject: [PATCH 2/4] match -> .map()

---
 packages/next-swc/crates/core/src/page_config.rs | 15 ++++++---------
 1 file changed, 6 insertions(+), 9 deletions(-)

diff --git a/packages/next-swc/crates/core/src/page_config.rs b/packages/next-swc/crates/core/src/page_config.rs
index 661b42738788c63..da1763dad421b9b 100644
--- a/packages/next-swc/crates/core/src/page_config.rs
+++ b/packages/next-swc/crates/core/src/page_config.rs
@@ -82,16 +82,13 @@ impl Fold for PageConfig {
           }
 
           if is_config {
-            let init = match &decl.init {
-              Some(expr) => {
-                Some(if let Expr::TsAs(obj) = &**expr {
-                  &obj.expr
-                } else {
-                  expr
-                })
+            let init = decl.init.as_ref().map(|expr| {
+              if let Expr::TsAs(ts_as) = &**expr {
+                &ts_as.expr
+              } else {
+                expr
               }
-              None => None
-            };
+            });  
 
             if let Some(expr) = init {
               if let Expr::Object(obj) = &**expr {

From 3882c693a28b308397ebad88a0d99c762d74d185 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Hannes=20Born=C3=B6?= <borno.hannes@gmail.com>
Date: Thu, 20 Jan 2022 10:04:32 +0100
Subject: [PATCH 3/4] Revert next-swc changes

---
 packages/next-swc/crates/core/src/page_config.rs    | 10 +---------
 packages/next-swc/crates/core/tests/fixture.rs      | 13 +++----------
 .../page-config/amp-hybrid/{input.tsx => input.js}  |  2 +-
 .../tests/fixture/page-config/amp-hybrid/output.js  |  2 +-
 .../page-config/amp-true-asexpression/input.tsx     | 11 -----------
 .../page-config/amp-true-asexpression/output.js     |  1 -
 .../page-config/amp-true-type-annotation/input.tsx  | 11 -----------
 .../page-config/amp-true-type-annotation/output.js  |  1 -
 .../page-config/amp-true/{input.tsx => input.js}    |  6 ++----
 .../tests/fixture/page-config/amp-true/output.js    |  2 +-
 10 files changed, 9 insertions(+), 50 deletions(-)
 rename packages/next-swc/crates/core/tests/fixture/page-config/amp-hybrid/{input.tsx => input.js} (83%)
 delete mode 100644 packages/next-swc/crates/core/tests/fixture/page-config/amp-true-asexpression/input.tsx
 delete mode 100644 packages/next-swc/crates/core/tests/fixture/page-config/amp-true-asexpression/output.js
 delete mode 100644 packages/next-swc/crates/core/tests/fixture/page-config/amp-true-type-annotation/input.tsx
 delete mode 100644 packages/next-swc/crates/core/tests/fixture/page-config/amp-true-type-annotation/output.js
 rename packages/next-swc/crates/core/tests/fixture/page-config/amp-true/{input.tsx => input.js} (52%)

diff --git a/packages/next-swc/crates/core/src/page_config.rs b/packages/next-swc/crates/core/src/page_config.rs
index 065ef0a6ee2c208..0b214038a15f1ae 100644
--- a/packages/next-swc/crates/core/src/page_config.rs
+++ b/packages/next-swc/crates/core/src/page_config.rs
@@ -82,15 +82,7 @@ impl Fold for PageConfig {
                     }
 
                     if is_config {
-                        let init = decl.init.as_ref().map(|expr| {
-                            if let Expr::TsAs(ts_as) = &**expr {
-                                &ts_as.expr
-                            } else {
-                                expr
-                            }
-                        });
-
-                        if let Some(expr) = init {
+                        if let Some(expr) = &decl.init {
                             if let Expr::Object(obj) = &**expr {
                                 for prop in &obj.props {
                                     if let PropOrSpread::Prop(prop) = prop {
diff --git a/packages/next-swc/crates/core/tests/fixture.rs b/packages/next-swc/crates/core/tests/fixture.rs
index d3d9fec501cd60a..f575c26c3d8c4e4 100644
--- a/packages/next-swc/crates/core/tests/fixture.rs
+++ b/packages/next-swc/crates/core/tests/fixture.rs
@@ -12,7 +12,7 @@ use std::path::PathBuf;
 use swc_common::{chain, comments::SingleThreadedComments, FileName, Mark, Span, DUMMY_SP};
 use swc_ecma_transforms_testing::{test, test_fixture};
 use swc_ecmascript::{
-    parser::{TsConfig, EsConfig, Syntax},
+    parser::{EsConfig, Syntax},
     transforms::{react::jsx, resolver},
 };
 use testing::fixture;
@@ -24,13 +24,6 @@ fn syntax() -> Syntax {
     })
 }
 
-fn syntax_ts() -> Syntax {
-    Syntax::Typescript(TsConfig {
-        tsx: true,
-        ..Default::default()
-    })
-}
-
 #[fixture("tests/fixture/amp/**/input.js")]
 fn amp_attributes_fixture(input: PathBuf) {
     let output = input.parent().unwrap().join("output.js");
@@ -150,10 +143,10 @@ impl swc_ecmascript::visit::VisitMut for DropSpan {
     }
 }
 
-#[fixture("tests/fixture/page-config/**/input.tsx")]
+#[fixture("tests/fixture/page-config/**/input.js")]
 fn page_config_fixture(input: PathBuf) {
     let output = input.parent().unwrap().join("output.js");
-    test_fixture(syntax_ts(), &|_tr| page_config_test(), &input, &output);
+    test_fixture(syntax(), &|_tr| page_config_test(), &input, &output);
 }
 
 #[fixture("tests/fixture/remove-console/**/input.js")]
diff --git a/packages/next-swc/crates/core/tests/fixture/page-config/amp-hybrid/input.tsx b/packages/next-swc/crates/core/tests/fixture/page-config/amp-hybrid/input.js
similarity index 83%
rename from packages/next-swc/crates/core/tests/fixture/page-config/amp-hybrid/input.tsx
rename to packages/next-swc/crates/core/tests/fixture/page-config/amp-hybrid/input.js
index 10ae2de5ffd6c98..161941f6a051f39 100644
--- a/packages/next-swc/crates/core/tests/fixture/page-config/amp-hybrid/input.tsx
+++ b/packages/next-swc/crates/core/tests/fixture/page-config/amp-hybrid/input.js
@@ -4,4 +4,4 @@ function About(props) {
   return <h3>My AMP About Page!</h3>
 }
 
-export default About
+export default About
\ No newline at end of file
diff --git a/packages/next-swc/crates/core/tests/fixture/page-config/amp-hybrid/output.js b/packages/next-swc/crates/core/tests/fixture/page-config/amp-hybrid/output.js
index d84d3616a021a9d..25e72e99c3aaa92 100644
--- a/packages/next-swc/crates/core/tests/fixture/page-config/amp-hybrid/output.js
+++ b/packages/next-swc/crates/core/tests/fixture/page-config/amp-hybrid/output.js
@@ -4,4 +4,4 @@ export const config = {
 function About(props) {
   return <h3 >My AMP About Page!</h3>;
 }
-export default About;
+export default About;
\ No newline at end of file
diff --git a/packages/next-swc/crates/core/tests/fixture/page-config/amp-true-asexpression/input.tsx b/packages/next-swc/crates/core/tests/fixture/page-config/amp-true-asexpression/input.tsx
deleted file mode 100644
index c6597c2a61d4c2e..000000000000000
--- a/packages/next-swc/crates/core/tests/fixture/page-config/amp-true-asexpression/input.tsx
+++ /dev/null
@@ -1,11 +0,0 @@
-import type { PageConfig } from "next"
-
-export const config = {
-  amp: true,
-} as PageConfig
-
-function About(props) {
-  return <h3>My AMP About Page!</h3>
-}
-
-export default About
diff --git a/packages/next-swc/crates/core/tests/fixture/page-config/amp-true-asexpression/output.js b/packages/next-swc/crates/core/tests/fixture/page-config/amp-true-asexpression/output.js
deleted file mode 100644
index efe7399420dfa5a..000000000000000
--- a/packages/next-swc/crates/core/tests/fixture/page-config/amp-true-asexpression/output.js
+++ /dev/null
@@ -1 +0,0 @@
-const __NEXT_DROP_CLIENT_FILE__ = "__NEXT_DROP_CLIENT_FILE__ mock_timestamp";
diff --git a/packages/next-swc/crates/core/tests/fixture/page-config/amp-true-type-annotation/input.tsx b/packages/next-swc/crates/core/tests/fixture/page-config/amp-true-type-annotation/input.tsx
deleted file mode 100644
index 7b468a712ba3a26..000000000000000
--- a/packages/next-swc/crates/core/tests/fixture/page-config/amp-true-type-annotation/input.tsx
+++ /dev/null
@@ -1,11 +0,0 @@
-import type { PageConfig } from "next"
-
-export const config: PageConfig = {
-  amp: true,
-}
-
-function About(props) {
-  return <h3>My AMP About Page!</h3>
-}
-
-export default About
diff --git a/packages/next-swc/crates/core/tests/fixture/page-config/amp-true-type-annotation/output.js b/packages/next-swc/crates/core/tests/fixture/page-config/amp-true-type-annotation/output.js
deleted file mode 100644
index efe7399420dfa5a..000000000000000
--- a/packages/next-swc/crates/core/tests/fixture/page-config/amp-true-type-annotation/output.js
+++ /dev/null
@@ -1 +0,0 @@
-const __NEXT_DROP_CLIENT_FILE__ = "__NEXT_DROP_CLIENT_FILE__ mock_timestamp";
diff --git a/packages/next-swc/crates/core/tests/fixture/page-config/amp-true/input.tsx b/packages/next-swc/crates/core/tests/fixture/page-config/amp-true/input.js
similarity index 52%
rename from packages/next-swc/crates/core/tests/fixture/page-config/amp-true/input.tsx
rename to packages/next-swc/crates/core/tests/fixture/page-config/amp-true/input.js
index 00477d57b19cc4c..969710c0b67f6dc 100644
--- a/packages/next-swc/crates/core/tests/fixture/page-config/amp-true/input.tsx
+++ b/packages/next-swc/crates/core/tests/fixture/page-config/amp-true/input.js
@@ -1,9 +1,7 @@
-export const config = {
-  amp: true,
-}
+export const config = { amp: true }
 
 function About(props) {
   return <h3>My AMP About Page!</h3>
 }
 
-export default About
+export default About
\ No newline at end of file
diff --git a/packages/next-swc/crates/core/tests/fixture/page-config/amp-true/output.js b/packages/next-swc/crates/core/tests/fixture/page-config/amp-true/output.js
index efe7399420dfa5a..464d1bd2c66aee8 100644
--- a/packages/next-swc/crates/core/tests/fixture/page-config/amp-true/output.js
+++ b/packages/next-swc/crates/core/tests/fixture/page-config/amp-true/output.js
@@ -1 +1 @@
-const __NEXT_DROP_CLIENT_FILE__ = "__NEXT_DROP_CLIENT_FILE__ mock_timestamp";
+const __NEXT_DROP_CLIENT_FILE__ = "__NEXT_DROP_CLIENT_FILE__ mock_timestamp";
\ No newline at end of file

From c3d28048987dd00ab041a79ffe98faaa11424183 Mon Sep 17 00:00:00 2001
From: JJ Kasper <jj@jjsweb.site>
Date: Sat, 5 Feb 2022 14:38:14 -0600
Subject: [PATCH 4/4] Add integration test

---
 .../typescript-basic/app/pages/page-config.tsx  | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 test/production/typescript-basic/app/pages/page-config.tsx

diff --git a/test/production/typescript-basic/app/pages/page-config.tsx b/test/production/typescript-basic/app/pages/page-config.tsx
new file mode 100644
index 000000000000000..1f3e7c5d6c4da76
--- /dev/null
+++ b/test/production/typescript-basic/app/pages/page-config.tsx
@@ -0,0 +1,17 @@
+import Link from 'next/link'
+import { PageConfig } from 'next'
+
+export const config: PageConfig = {
+  unstable_runtimeJS: false,
+}
+
+export default function Page() {
+  return (
+    <>
+      <p>hello world</p>
+      <Link href="/another">
+        <a>to /another</a>
+      </Link>
+    </>
+  )
+}