soumya92/barista

#!/usr/bin/env bash

# Copyright 2018 Google Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# 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.

set -e
mkdir -p profiles/

# Since quite a few tests have sleeps, running nproc + 2 tests should result in most
# effective parallelisation.
NPAR="$(($(nproc) + 2))"

# Skip running go vet in cron, since the code hasn't changed.
if [ "$CRON" != "true" ]; then
    echo "Vet: go vet"
    go vet
fi

echo "Test: Running $NPAR in parallel"
# Run tests with coverage for all barista packages
go list ./... \
| grep -v /samples/ \
| sed "s|_$PWD|.|" \
| tac \
| xargs -n1 -P$NPAR -IPKG sh -c \
'for try in `seq 1 3`; do 
    go test \
        -timeout 90s \
        -coverprofile=profiles/$(echo "PKG" | sed -e "s|./||" -e "s|/|_|g").out \
        -covermode=atomic \
        "PKG" \
    && exit 0
done
exit 1'

echo "Test: Logging with -tags baristadebuglog"
# Debug log tests need the build tag, otherwise the nop versions will be used.
go test -tags baristadebuglog -coverprofile=profiles/logging_real.out -covermode=atomic barista.run/logging

# Remove all _capi.go coverage since those will intentionally not be tested.
for profile in profiles/*.out; do
    perl -i -ne 'print unless /_capi\.go:/' "$profile"
done

# Merge all code coverage reports. Doing this here means that after running
# ./test.sh,
#     go tool cover -html=c.out
# will show a coverage report instead of complaining about a bad format.
grep -E '^mode: \w+$' "$(find profiles/ -name '*.out' -print -quit)" > c.out
grep -hEv '^(mode: \w+)?$' profiles/*.out >> c.out
rm -rf profiles/

echo "Test: Samples"
# Run tests only for samples.
# This is just to make sure that all samples compile.
go test ./samples/...