#!/bin/bash
#
# This is the script that runs inside Docker, once the image has been built,
# to execute all tests for the "pull request" project.

setglobal WORKSPACE_BASE = $[pwd]
setglobal MY_DIR = $[dirname $0]
setglobal TEST_SCRIPT = "$MY_DIR/../tests.sh"
setglobal BUILD_DIR = '/tmp/protobuf'

set -e  # exit immediately on error
set -x  # display all commands

# The protobuf repository is mounted into our Docker image, but read-only.
# We clone into a directory inside Docker (this is faster than cp).
rm -rf $BUILD_DIR
mkdir -p $BUILD_DIR
cd $BUILD_DIR
git clone /var/local/jenkins/protobuf
cd protobuf

# Set up the directory where our test output is going to go.
setglobal OUTPUT_DIR = $[mktemp -d]
setglobal LOG_OUTPUT_DIR = "$OUTPUT_DIR/logs"
mkdir -p $LOG_OUTPUT_DIR/1/cpp

################################################################################
# cpp build needs to run first, non-parallelized, so that protoc is available
# for other builds.

# Output filenames to follow the overall scheme used by parallel, ie:
#  $DIR/logs/1/cpp/stdout
#  $DIR/logs/1/cpp/stderr
#  $DIR/logs/1/csharp/stdout
#  $DIR/logs/1/csharp/stderr
#  $DIR/logs/1/java_jdk7/stdout
#  $DIR/logs/1/java_jdk7/stderr
setglobal CPP_STDOUT = "$LOG_OUTPUT_DIR/1/cpp/stdout"
setglobal CPP_STDERR = "$LOG_OUTPUT_DIR/1/cpp/stderr"

# Time the C++ build, so we can put this info in the test output.
# It's important that we get /usr/bin/time (which supports -f and -o) and not
# the bash builtin "time" which doesn't.
setglobal TIME_CMD = ""/usr/bin/time -f %e -o $LOG_OUTPUT_DIR/1/cpp/build_time""

$TIME_CMD $TEST_SCRIPT cpp > >(tee $CPP_STDOUT) 2> >(tee $CPP_STDERR >&2)

# Other tests are run in parallel. TEST_SET is defined in
# buildcmds/pull_request{_32}.sh

parallel --results $LOG_OUTPUT_DIR --joblog $OUTPUT_DIR/joblog $TEST_SCRIPT ::: \
  $TEST_SET \
  || true  # Process test results even if tests fail.

cat $OUTPUT_DIR/joblog

# The directory that is copied from Docker back into the Jenkins workspace.
setglobal COPY_FROM_DOCKER = '/var/local/git/protobuf/testoutput'
mkdir -p $COPY_FROM_DOCKER
setglobal TESTOUTPUT_XML_FILE = "$COPY_FROM_DOCKER/testresults.xml"

# Process all the output files from "parallel" and package them into a single
# .xml file with detailed, broken-down test output.
python $MY_DIR/make_test_output.py $OUTPUT_DIR > $TESTOUTPUT_XML_FILE

ls -l $TESTOUTPUT_XML_FILE