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weave-scope/tools/test

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#!/bin/bash
set -e
DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
GO_TEST_ARGS=(-tags netgo -cpu 4 -timeout 8m)
SLOW=
NO_GO_GET=
usage() {
echo "$0 [-slow] [-in-container foo]"
}
while [ $# -gt 0 ]; do
case "$1" in
"-slow")
SLOW=true
shift 1
;;
"-no-go-get")
NO_GO_GET=true
shift 1
;;
*)
usage
exit 2
;;
esac
done
if [ -n "$SLOW" ] || [ -n "$CIRCLECI" ]; then
SLOW=true
fi
if [ -n "$SLOW" ]; then
GO_TEST_ARGS=("${GO_TEST_ARGS[@]}" -race -covermode=atomic)
# shellcheck disable=SC2153
if [ -n "$COVERDIR" ]; then
coverdir="$COVERDIR"
else
coverdir=$(mktemp -d coverage.XXXXXXXXXX)
fi
mkdir -p "$coverdir"
fi
fail=0
if [ -z "$TESTDIRS" ]; then
# NB: Relies on paths being prefixed with './'.
TESTDIRS=($(git ls-files -- '*_test.go' | grep -vE '^(vendor|prog|experimental)/' | xargs -n1 dirname | sort -u | sed -e 's|^|./|'))
else
# TESTDIRS on the right side is not really an array variable, it
# is just a string with spaces, but it is written like that to
# shut up the shellcheck tool.
TESTDIRS=($(for d in ${TESTDIRS[*]}; do echo "$d"; done))
fi
# If running on circle, use the scheduler to work out what tests to run on what shard
if [ -n "$CIRCLECI" ] && [ -z "$NO_SCHEDULER" ] && [ -x "$DIR/sched" ]; then
PREFIX=$(go list -e ./ | sed -e 's/\//-/g')
TESTDIRS=($(echo "${TESTDIRS[@]}" | "$DIR/sched" sched "$PREFIX-$CIRCLE_BUILD_NUM" "$CIRCLE_NODE_TOTAL" "$CIRCLE_NODE_INDEX"))
echo "${TESTDIRS[@]}"
fi
PACKAGE_BASE=$(go list -e ./)
# Speed up the tests by compiling and installing their dependencies first.
go test -i "${GO_TEST_ARGS[@]}" "${TESTDIRS[@]}"
for dir in "${TESTDIRS[@]}"; do
if [ -z "$NO_GO_GET" ]; then
go get -t -tags netgo "$dir"
fi
GO_TEST_ARGS_RUN=("${GO_TEST_ARGS[@]}")
if [ -n "$SLOW" ]; then
COVERPKGS=$( (
go list "$dir"
go list -f '{{join .Deps "\n"}}' "$dir" | grep -v "vendor" | grep "^$PACKAGE_BASE/"
) | paste -s -d, -)
output=$(mktemp "$coverdir/unit.XXXXXXXXXX")
GO_TEST_ARGS_RUN=("${GO_TEST_ARGS[@]}" -coverprofile=$output -coverpkg=$COVERPKGS)
fi
START=$(date +%s)
if ! go test "${GO_TEST_ARGS_RUN[@]}" "$dir"; then
fail=1
fi
RUNTIME=$(($(date +%s) - START))
# Report test runtime when running on circle, to help scheduler
if [ -n "$CIRCLECI" ] && [ -z "$NO_SCHEDULER" ] && [ -x "$DIR/sched" ]; then
"$DIR/sched" time "$dir" "$RUNTIME"
fi
done
if [ -n "$SLOW" ] && [ -z "$COVERDIR" ]; then
go get github.com/weaveworks/tools/cover
cover "$coverdir"/* >profile.cov
rm -rf "$coverdir"
go tool cover -html=profile.cov -o=coverage.html
go tool cover -func=profile.cov | tail -n1
fi
exit $fail