Adds changes to unittest scripts to use ebuild if board is specified

Review URL: http://codereview.chromium.org/614005

build_tests.sh

@@ -12,6 +12,9 @@ assert_inside_chroot
 assert_not_root_user
 
 # Flags
+DEFINE_string build_root "$DEFAULT_BUILD_ROOT"                \
+  "Root of build output"
+DEFINE_string board "" "Target board for which tests are to be built"
 
 # Parse command line
 FLAGS "$@" || exit 1
@@ -20,16 +23,23 @@ eval set -- "${FLAGS_ARGV}"
 # Die on error; print commands
 set -e
 
-PLATFORM_DIR="$SRC_ROOT/platform"
-PLATFORM_DIRS="pam_google window_manager cryptohome"
+TEST_DIRS="pam_google window_manager cryptohome"
 
-# Build tests
-for i in $PLATFORM_DIRS
-do
-  echo "building $PLATFORM_DIR/$i"
-  cd "$PLATFORM_DIR/$i"
-  ./make_tests.sh
-  cd -
-done
+if [ -n "$FLAGS_board" ]
+then  
+  sudo TEST_DIRS="${TEST_DIRS}" \
+    emerge-${FLAGS_board} chromeos-base/chromeos-unittests
+else 
+  PLATFORM_DIR="$SRC_ROOT/platform"  
+  
+  # Build tests
+  for i in ${TEST_DIRS}
+  do
+    echo "building $PLATFORM_DIR/$i"
+    cd "$PLATFORM_DIR/$i"
+    OUT_DIR="${FLAGS_build_root}/x86/tests" ./make_tests.sh
+    cd -
+  done
 
-echo "All tests built."
+  echo "All tests built."
+fi

run_tests.sh

@@ -11,6 +11,8 @@
 # Flags
 DEFINE_string build_root "$DEFAULT_BUILD_ROOT"                \
   "Root of build output"
+DEFINE_string board ""                \
+  "Target board of which tests were built"
 
 # Parse command line
 FLAGS "$@" || exit 1
@@ -20,11 +22,21 @@ eval set -- "${FLAGS_ARGV}"
 set -ex
 
 # Run tests
-TESTS_DIR="$FLAGS_build_root/x86/tests"
-cd "$TESTS_DIR"
-
-# TODO: standardize test names - should all end in "_test"
-for i in *_test *_tests *_unittests; do ./${i}; done
-
-cd -
-echo "All tests passed."
+if [ -n "$FLAGS_board" ]
+then
+  TESTS_DIR="/build/${FLAGS_board}/tests"  
+  echo "Not implemented" >&2
+  exit 1
+  
+  # TODO(sosa@chromium.org) - Call autotest job to run tests from TESTS_DIR
+  # using run_remote_tests
+else
+  TESTS_DIR="$FLAGS_build_root/x86/tests"
+  cd "$TESTS_DIR"
+  
+  # TODO: standardize test names - should all end in "_test"
+  for i in *_test *_tests *_unittests; do ! ./${i}; done
+  
+  cd -
+  echo "All tests passed."
+fi