feedback

lighthouse-core/scripts/open-devtools.sh

@@ -8,13 +8,24 @@ set -euo pipefail
 # Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.
 ##
 
-if [[ -z $CHROME_PATH ]]
-then
+SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+LH_ROOT="$SCRIPT_DIR/../.."
+TEST_DIR="$LH_ROOT/.tmp/chromium-web-tests"
+DEFAULT_DEVTOOLS_PATH="$TEST_DIR/devtools/devtools-frontend"
+DEVTOOLS_PATH=${DEVTOOLS_PATH:-"$DEFAULT_DEVTOOLS_PATH"}
+
+if [[ -z $CHROME_PATH ]]; then
   echo 'Must set $CHROME_PATH'
   exit 1
 fi
 
-export DEVTOOLS_PATH=${DEVTOOLS_PATH:-"$HOME/src/devtools/devtools-frontend"}
+echo "CHROME_PATH: $CHROME_PATH"
+echo "DEVTOOLS_PATH: $DEVTOOLS_PATH"
+
+if [ ! -d $DEVTOOLS_PATH ]; then
+  echo "No devtools found at $DEVTOOLS_PATH. Have you run 'yarn test-devtools' yet?"
+  exit 1
+fi
 
 yarn build-devtools
 yarn devtools "$DEVTOOLS_PATH"