From 0a4ab897a475fc1242a98834b92577e89745fad3 Mon Sep 17 00:00:00 2001
From: Kevin Lin <developer@kevinlin.info>
Date: Mon, 15 Jan 2018 10:04:39 -0600
Subject: [PATCH 1/4] Verify passed test path is a file before resolving

---
 .../__snapshots__/cli-accepts-exact-filenames.test.js.snap    | 2 +-
 .../__tests__/cli-accepts-exact-filenames.test.js             | 1 +
 packages/jest-cli/src/search_source.js                        | 4 +++-
 3 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/integration-tests/__tests__/__snapshots__/cli-accepts-exact-filenames.test.js.snap b/integration-tests/__tests__/__snapshots__/cli-accepts-exact-filenames.test.js.snap
index 6c75b05c0a40..14f0f7d5b8bc 100644
--- a/integration-tests/__tests__/__snapshots__/cli-accepts-exact-filenames.test.js.snap
+++ b/integration-tests/__tests__/__snapshots__/cli-accepts-exact-filenames.test.js.snap
@@ -22,7 +22,7 @@ exports[`CLI accepts exact filenames 2`] = `
 Tests:       2 passed, 2 total
 Snapshots:   0 total
 Time:        <<REPLACED>>
-Ran all test suites matching /.\\\\/bar.js|.\\\\/foo\\\\/baz.js/i.
+Ran all test suites matching /.\\\\/bar.js|.\\\\/foo\\\\/baz.js|.\\\\/foo/i.
 "
 `;
 
diff --git a/integration-tests/__tests__/cli-accepts-exact-filenames.test.js b/integration-tests/__tests__/cli-accepts-exact-filenames.test.js
index 9b5aee992b1a..0ef90d7da4fd 100644
--- a/integration-tests/__tests__/cli-accepts-exact-filenames.test.js
+++ b/integration-tests/__tests__/cli-accepts-exact-filenames.test.js
@@ -38,6 +38,7 @@ test('CLI accepts exact filenames', () => {
     '--forceExit',
     './bar.js',
     './foo/baz.js',
+    './foo',
   ]);
   const {rest, summary} = extractSummary(stderr);
   expect(status).toBe(0);
diff --git a/packages/jest-cli/src/search_source.js b/packages/jest-cli/src/search_source.js
index d27d3b83a603..456edb4a5866 100644
--- a/packages/jest-cli/src/search_source.js
+++ b/packages/jest-cli/src/search_source.js
@@ -209,7 +209,9 @@ export default class SearchSource {
     } else if (globalConfig.findRelatedTests && paths && paths.length) {
       return Promise.resolve(this.findRelatedTestsFromPattern(paths));
     } else {
-      const validTestPaths = paths && paths.filter(fs.existsSync);
+      const validTestPaths =
+        paths &&
+        paths.filter(fs.existsSync).filter(name => fs.lstatSync(name).isFile());
 
       if (validTestPaths && validTestPaths.length) {
         return Promise.resolve({tests: toTests(this._context, validTestPaths)});

From 1395d87bcfa60e55abfa45aaa79a28684e4f9ff2 Mon Sep 17 00:00:00 2001
From: Kevin Lin <developer@kevinlin.info>
Date: Mon, 15 Jan 2018 10:07:25 -0600
Subject: [PATCH 2/4] Update CHANGELOG

---
 CHANGELOG.md | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index d9a4ea35d2b2..2bee263f98a3 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 ## master
 
+## jest 22.1.1
+
+### Fixes
+
+* `[jest-cli]` Fix `EISDIR` when a directory is passed as an argument to `jest`.
+  ([#5317](https://github.com/facebook/jest/pull/5317))
+
 ## jest 22.1.0
 
 ### Features

From 62911f45203e59bbd6b94a0f8e2cbb05f73e7f2b Mon Sep 17 00:00:00 2001
From: Kevin Lin <developer@kevinlin.info>
Date: Mon, 15 Jan 2018 10:54:04 -0600
Subject: [PATCH 3/4] Cut one FS operation with try-catch

---
 packages/jest-cli/src/search_source.js | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/packages/jest-cli/src/search_source.js b/packages/jest-cli/src/search_source.js
index 456edb4a5866..b49fbae44ee1 100644
--- a/packages/jest-cli/src/search_source.js
+++ b/packages/jest-cli/src/search_source.js
@@ -211,7 +211,13 @@ export default class SearchSource {
     } else {
       const validTestPaths =
         paths &&
-        paths.filter(fs.existsSync).filter(name => fs.lstatSync(name).isFile());
+        paths.filter(name => {
+          try {
+            return fs.lstatSync(name).isFile();
+          } catch (e) {
+            return false;
+          }
+        });
 
       if (validTestPaths && validTestPaths.length) {
         return Promise.resolve({tests: toTests(this._context, validTestPaths)});

From 281a589c6bea0ce432f75ac98d5af6662d7312a5 Mon Sep 17 00:00:00 2001
From: Kevin Lin <developer@kevinlin.info>
Date: Mon, 15 Jan 2018 11:00:13 -0600
Subject: [PATCH 4/4] Remove jest version number in CHANGELOG

---
 CHANGELOG.md | 2 --
 1 file changed, 2 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2bee263f98a3..36682127615e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,5 @@
 ## master
 
-## jest 22.1.1
-
 ### Fixes
 
 * `[jest-cli]` Fix `EISDIR` when a directory is passed as an argument to `jest`.