From c004dc3da6fef5098b712c3e9758d5b2a86e6e0a Mon Sep 17 00:00:00 2001
From: Adam Stankiewicz <sheerun@sher.pl>
Date: Thu, 14 Sep 2017 13:48:34 +0200
Subject: [PATCH] Add test that manifest-less local packages are installable,
 #4257

---
 __tests__/commands/install/integration.js             | 11 ++++++++++-
 .../install/install-file-no-package/bar/bar.js        |  0
 .../install/install-file-no-package/package.json      |  6 ++++++
 3 files changed, 16 insertions(+), 1 deletion(-)
 create mode 100644 __tests__/fixtures/install/install-file-no-package/bar/bar.js
 create mode 100644 __tests__/fixtures/install/install-file-no-package/package.json

diff --git a/__tests__/commands/install/integration.js b/__tests__/commands/install/integration.js
index 07278e079a..38643c32ac 100644
--- a/__tests__/commands/install/integration.js
+++ b/__tests__/commands/install/integration.js
@@ -483,13 +483,22 @@ test.concurrent("don't install with file: protocol as default if target is a fil
   return expect(runInstall({lockfile: false}, 'install-file-as-default-no-file')).rejects.toBeDefined();
 });
 
-test.concurrent("don't install with file: protocol as default if target does not have package.json", (): Promise<
+test.concurrent("don't install with implicit file: protocol if target does not have package.json", (): Promise<
   void,
 > => {
   // $FlowFixMe
   return expect(runInstall({lockfile: false}, 'install-file-as-default-no-package')).rejects.toBeDefined();
 });
 
+test.concurrent("install with explicit file: protocol if target does not have package.json", (): Promise<
+  void,
+> => {
+  return runInstall({}, 'install-file-no-package', async config => {
+    expect(await fs.exists(path.join(config.cwd, 'node_modules', 'foo', 'bar.js'))).toEqual(true);
+    expect(await fs.exists(path.join(config.cwd, 'node_modules', 'bar', 'bar.js'))).toEqual(true);
+  });
+});
+
 test.concurrent("don't install with file: protocol as default if target is valid semver", (): Promise<void> => {
   return runInstall({}, 'install-file-as-default-no-semver', async config => {
     expect(await fs.readFile(path.join(config.cwd, 'node_modules', 'foo', 'package.json'))).toMatchSnapshot(
diff --git a/__tests__/fixtures/install/install-file-no-package/bar/bar.js b/__tests__/fixtures/install/install-file-no-package/bar/bar.js
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/__tests__/fixtures/install/install-file-no-package/package.json b/__tests__/fixtures/install/install-file-no-package/package.json
new file mode 100644
index 0000000000..80d05da943
--- /dev/null
+++ b/__tests__/fixtures/install/install-file-no-package/package.json
@@ -0,0 +1,6 @@
+{
+  "dependencies": {
+    "foo": "file:bar",
+    "bar": "./bar"
+  }
+}