Make [jest-cli] not error when no tests are found with --findRelatedTests, --lastCommit or --onlyChanged options

Author: emilgoldsmith

CHANGELOG.md

@@ -51,6 +51,9 @@
 
 * `[jest-config]` Add `forceCoverageMatch` to allow collecting coverage from
   ignored files. ([#5081](https://github.com/facebook/jest/pull/5081))
+* `[jest-cli]` Make Jest exit without an error when no tests are found in
+  the case of `--lastCommit`, `--findRelatedTests`, or `--onlyChanged` options
+  having been passed to the CLI
 
 ## jest 22.0.0
 

packages/jest-cli/src/run_jest.js

@@ -153,7 +153,12 @@ export default (async function runJest({
       globalConfig,
     );
 
-    if (globalConfig.passWithNoTests) {
+    if (
+      globalConfig.passWithNoTests ||
+      globalConfig.findRelatedTests ||
+      globalConfig.lastCommit ||
+      globalConfig.onlyChanged
+    ) {
       new Console(outputStream, outputStream).log(noTestsFoundMessage);
     } else {
       new Console(outputStream, outputStream).error(noTestsFoundMessage);