From 7fb6048e7c4629a488ea19e5528aeedc966ccce2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Hu=C3=A1ng=20J=C3=B9nli=C3=A0ng?= <jlhwung@gmail.com>
Date: Tue, 2 Feb 2021 23:18:41 -0500
Subject: [PATCH] test: add tests on {parser,generator}Override (#12740)

---
 .../plugins/override/generator-override/input.js         | 1 +
 .../plugins/override/generator-override/options.json     | 3 +++
 .../plugins/override/generator-override/output.js        | 1 +
 .../plugins/override/generator-override/plugin.js        | 9 +++++++++
 .../fixtures/plugins/override/parser-override/input.js   | 1 +
 .../plugins/override/parser-override/options.json        | 3 +++
 .../fixtures/plugins/override/parser-override/output.js  | 1 +
 .../fixtures/plugins/override/parser-override/plugin.js  | 9 +++++++++
 8 files changed, 28 insertions(+)
 create mode 100644 packages/babel-core/test/fixtures/plugins/override/generator-override/input.js
 create mode 100644 packages/babel-core/test/fixtures/plugins/override/generator-override/options.json
 create mode 100644 packages/babel-core/test/fixtures/plugins/override/generator-override/output.js
 create mode 100644 packages/babel-core/test/fixtures/plugins/override/generator-override/plugin.js
 create mode 100644 packages/babel-core/test/fixtures/plugins/override/parser-override/input.js
 create mode 100644 packages/babel-core/test/fixtures/plugins/override/parser-override/options.json
 create mode 100644 packages/babel-core/test/fixtures/plugins/override/parser-override/output.js
 create mode 100644 packages/babel-core/test/fixtures/plugins/override/parser-override/plugin.js

diff --git a/packages/babel-core/test/fixtures/plugins/override/generator-override/input.js b/packages/babel-core/test/fixtures/plugins/override/generator-override/input.js
new file mode 100644
index 000000000000..0afc6045cfe8
--- /dev/null
+++ b/packages/babel-core/test/fixtures/plugins/override/generator-override/input.js
@@ -0,0 +1 @@
+1;
diff --git a/packages/babel-core/test/fixtures/plugins/override/generator-override/options.json b/packages/babel-core/test/fixtures/plugins/override/generator-override/options.json
new file mode 100644
index 000000000000..14af0e5feac8
--- /dev/null
+++ b/packages/babel-core/test/fixtures/plugins/override/generator-override/options.json
@@ -0,0 +1,3 @@
+{
+  "plugins": ["./plugin"]
+}
diff --git a/packages/babel-core/test/fixtures/plugins/override/generator-override/output.js b/packages/babel-core/test/fixtures/plugins/override/generator-override/output.js
new file mode 100644
index 000000000000..0f57817f75fd
--- /dev/null
+++ b/packages/babel-core/test/fixtures/plugins/override/generator-override/output.js
@@ -0,0 +1 @@
+0;
diff --git a/packages/babel-core/test/fixtures/plugins/override/generator-override/plugin.js b/packages/babel-core/test/fixtures/plugins/override/generator-override/plugin.js
new file mode 100644
index 000000000000..e463f9ac0457
--- /dev/null
+++ b/packages/babel-core/test/fixtures/plugins/override/generator-override/plugin.js
@@ -0,0 +1,9 @@
+module.exports = function (api) {
+  return {
+    generatorOverride(ast, generatorOpts, code, generate) {
+      const result = generate(ast, generatorOpts, code);
+      result.code = result.code.replace("1", "0");
+      return result;
+    },
+  };
+};
diff --git a/packages/babel-core/test/fixtures/plugins/override/parser-override/input.js b/packages/babel-core/test/fixtures/plugins/override/parser-override/input.js
new file mode 100644
index 000000000000..0afc6045cfe8
--- /dev/null
+++ b/packages/babel-core/test/fixtures/plugins/override/parser-override/input.js
@@ -0,0 +1 @@
+1;
diff --git a/packages/babel-core/test/fixtures/plugins/override/parser-override/options.json b/packages/babel-core/test/fixtures/plugins/override/parser-override/options.json
new file mode 100644
index 000000000000..14af0e5feac8
--- /dev/null
+++ b/packages/babel-core/test/fixtures/plugins/override/parser-override/options.json
@@ -0,0 +1,3 @@
+{
+  "plugins": ["./plugin"]
+}
diff --git a/packages/babel-core/test/fixtures/plugins/override/parser-override/output.js b/packages/babel-core/test/fixtures/plugins/override/parser-override/output.js
new file mode 100644
index 000000000000..0f57817f75fd
--- /dev/null
+++ b/packages/babel-core/test/fixtures/plugins/override/parser-override/output.js
@@ -0,0 +1 @@
+0;
diff --git a/packages/babel-core/test/fixtures/plugins/override/parser-override/plugin.js b/packages/babel-core/test/fixtures/plugins/override/parser-override/plugin.js
new file mode 100644
index 000000000000..45639520f15f
--- /dev/null
+++ b/packages/babel-core/test/fixtures/plugins/override/parser-override/plugin.js
@@ -0,0 +1,9 @@
+module.exports = function (api) {
+  return {
+    parserOverride(code, opts, parse) {
+      const ast = parse(code, opts);
+      ast.program.body[0].expression.value = 0;
+      return ast;
+    },
+  };
+};