#!/usr/bin/env bash
# Copyright 2019 The Kubernetes Authors.
#
# 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.

# script to run unit tests, with coverage enabled and junit xml output
set -o errexit -o nounset -o pipefail

# cd to the repo root and setup go
REPO_ROOT="$(git rev-parse --show-toplevel)"
cd "${REPO_ROOT}" &> /dev/null
source hack/build/setup-go.sh
go env -w GOTOOLCHAIN=go1.25.0+auto # https://github.com/golang/go/issues/75031

# build gotestsum
cd "${REPO_ROOT}/hack/tools" &> /dev/null
go build -o "${REPO_ROOT}/bin/gotestsum" gotest.tools/gotestsum
cd "${REPO_ROOT}" &> /dev/null

# run unit tests with coverage enabled and junit output
"${REPO_ROOT}/bin/gotestsum" --junitfile="${REPO_ROOT}/bin/junit.xml" -- \
    -coverprofile="${REPO_ROOT}/bin/unit.cov" -covermode count -coverpkg sigs.k8s.io/kubetest2/... ./...

# filter out generated files
sed '/zz_generated/d' "${REPO_ROOT}/bin/unit.cov" > "${REPO_ROOT}/bin/filtered.cov"

# generate cover html
go tool cover -html="${REPO_ROOT}/bin/filtered.cov" -o "${REPO_ROOT}/bin/filtered.html"

# if we are in CI, copy to the artifact upload location
if [[ -n "${ARTIFACTS:-}" ]]; then
  cp "${REPO_ROOT}/bin/junit.xml" "${REPO_ROOT}/bin/filtered.cov" "${REPO_ROOT}/bin/filtered.html" "${ARTIFACTS:?}/"
fi
