From caa69444141a858a98cfc35b77e3a6da7a7b51f6 Mon Sep 17 00:00:00 2001
From: Paul Beusterien <paulbeusterien@google.com>
Date: Mon, 15 Jan 2018 07:38:55 -0800
Subject: Travis - run tests only for changed code (#665)

---
 .travis.yml | 26 ++++++++++++++++++++++++--
 1 file changed, 24 insertions(+), 2 deletions(-)

(limited to '.travis.yml')

diff --git a/.travis.yml b/.travis.yml
index 4a6ad23..a2719b1 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -13,14 +13,36 @@ before_install:
   - bundle exec pod install --project-directory=Example --repo-update
   - bundle exec pod install --project-directory=Firestore/Example --no-repo-update
   - brew install clang-format
+  - echo "$TRAVIS_COMMIT_RANGE"
+  - echo "$TRAVIS_PULL_REQUEST"
+  - |
+    if [ "$TRAVIS_PULL_REQUEST" == "false" ]; then
+      SKIP_FIREBASE=0
+      SKIP_FIRESTORE=0
+    else
+      git diff --name-only $TRAVIS_COMMIT_RANGE | grep -Eq '^(Firebase|Example)'
+      SKIP_FIREBASE="$?"
+      git diff --name-only $TRAVIS_COMMIT_RANGE | grep -q Firestore
+      SKIP_FIRESTORE="$?"
+    fi
 
 script:
   - "! git grep -I ' $'" # Fail on trailing whitespace in non-binary files
   - ./scripts/style.sh test-only # Validate clang-format compliance
-  - ./test.sh
+  - |
+    if [ $SKIP_FIREBASE != 1 ]; then
+      ./test.sh
+    fi
+  - |
+    if [ $SKIP_FIRESTORE != 1 ]; then
+      ./Firestore/test.sh
+    fi
 
 # TODO fix os_log deprecation warning in FIRLogger to remove --allow-warnings
-  - bundle exec pod lib lint FirebaseCore.podspec --allow-warnings
+  - |
+    if [ $SKIP_FIREBASE != 1 ]; then
+      bundle exec pod lib lint FirebaseCore.podspec --allow-warnings
+    fi
 
 # TODO - Uncomment subsequent lines once FirebaseCore source repo is in public Specs repo
 #  - bundle exec pod lib lint FirebaseAuth.podspec
-- 
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