From 758b29aec4c2a76bd85f521ba652ceedd11313f1 Mon Sep 17 00:00:00 2001
From: Konstantin Varlamov <var-const@users.noreply.github.com>
Date: Mon, 23 Apr 2018 14:11:27 -0400
Subject: Firestore Travis: add test runs using sanitizers (#1128)

Also move most of `before_install` actions from Travis config into scripts to reduce duplication.
---
 scripts/build.sh | 57 +++++++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 56 insertions(+), 1 deletion(-)

(limited to 'scripts/build.sh')

diff --git a/scripts/build.sh b/scripts/build.sh
index 8060ca0..ef10059 100755
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -36,6 +36,13 @@ platform can be one of:
 method can be one of:
   xcodebuild (default)
   cmake
+
+Optionally, reads the environment variable SANITIZERS. If set, it is expected to
+be a string containing a space-separated list with some of the following
+elements:
+  asan
+  tsan
+  ubsan
 EOF
   exit 1
 fi
@@ -53,6 +60,9 @@ if [[ $# -gt 2 ]]; then
 fi
 
 echo "Building $product for $platform using $method"
+if [[ -n "${SANITIZERS:-}" ]]; then
+  echo "Using sanitizers: $SANITIZERS"
+fi
 
 # Runs xcodebuild with the given flags, piping output to xcpretty
 # If xcodebuild fails with known error codes, retries once.
@@ -103,6 +113,51 @@ xcb_flags+=(
   CODE_SIGNING_REQUIRED=NO
 )
 
+# TODO(varconst): --warn-unused-vars - right now, it makes the log overflow on
+# Travis.
+cmake_options=(
+  -Wdeprecated
+  --warn-uninitialized
+)
+
+if [[ -n "${SANITIZERS:-}" ]]; then
+  for sanitizer in $SANITIZERS; do
+    case "$sanitizer" in
+      asan)
+        xcb_flags+=(
+          -enableAddressSanitizer YES
+        )
+        cmake_options+=(
+          -DWITH_ASAN=ON
+        )
+        ;;
+
+      tsan)
+        xcb_flags+=(
+          -enableThreadSanitizer YES
+        )
+        cmake_options+=(
+          -DWITH_TSAN=ON
+        )
+        ;;
+
+      ubsan)
+        xcb_flags+=(
+          -enableUndefinedBehaviorSanitizer YES
+        )
+        cmake_options+=(
+          -DWITH_UBSAN=ON
+        )
+        ;;
+
+      *)
+        echo "Unknown sanitizer '$sanitizer'" 1>&2
+        exit 1
+        ;;
+    esac
+  done
+fi
+
 case "$product-$method-$platform" in
   Firebase-xcodebuild-*)
     RunXcodebuild \
@@ -167,7 +222,7 @@ case "$product-$method-$platform" in
   Firestore-cmake-macOS)
     test -d build || mkdir build
     echo "Preparing cmake build ..."
-    (cd build; cmake ..)
+    (cd build; cmake "${cmake_options[@]}" ..)
 
     echo "Building cmake build ..."
     cpus=$(sysctl -n hw.ncpu)
-- 
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