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#!/bin/bash
# Copyright 2023 Google LLC
#
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
# Helper script to serve Bazel undeclared test outputs over HTTP.
if [ $# -ne 1 ]
then
echo "Usage: $0 <path to outputs.zip>"
echo
echo "This is a helper script to serve Bazel undeclared test outputs over HTTP. See the"
echo "TEST_UNDECLARED_OUTPUTS_DIR environment variable as described in"
echo "https://bazel.build/reference/test-encyclopedia#initial-conditions."
echo
echo "A typical use case is to view the PNG files produced by a GM executed with \"bazel test\"."
echo "However, this script works with any Bazel target that produces undeclared outputs."
echo
echo "Suppose //path/to:some_test is a Bazel target that produces undeclared test outputs. Its"
echo "undeclared test outputs are typically found inside a ZIP file named"
echo "bazel-testlogs/path/to/some_test/test.outputs/outputs.zip (relative to the repository's"
echo "root directory)."
echo
echo "Example session:"
echo
echo " $ bazel test //path/to:some_test"
echo " $ $0 bazel-testlogs/path/to/some_test/test.outputs/outputs.zip"
echo " Serving HTTP on 0.0.0.0 port 8000 (http://0.0.0.0:8000/) ..."
echo
exit 1
fi
# Create a temporary directory where we will extract the ZIP file, and delete it on exit.
TMP_DIR="$(mktemp -d)"
trap "rm -rf $TMP_DIR" EXIT
set -x -e
unzip -d $TMP_DIR $1
cd $TMP_DIR && python3 -m http.server
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