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test_runner.go
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test_runner.go
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// Copyright 2022 Google LLC
//
// 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.
package resourcefixture
import (
"context"
"fmt"
"strings"
"testing"
"github.com/GoogleCloudPlatform/k8s-config-connector/pkg/test"
testconstants "github.com/GoogleCloudPlatform/k8s-config-connector/pkg/test/constants"
"k8s.io/apimachinery/pkg/util/sets"
)
type ShouldRunFunc func(fixture ResourceFixture) bool
type TestCaseFunc func(ctx context.Context, t *testing.T, fixture ResourceFixture)
func RunTests(ctx context.Context, t *testing.T, shouldRun ShouldRunFunc, testCaseFunc TestCaseFunc) {
testCases := Load(t)
var filtered []ResourceFixture
for _, tc := range testCases {
if !shouldRun(tc) {
continue
}
filtered = append(filtered, tc)
}
if len(filtered) == 0 {
t.Errorf("No test case were run")
return
}
// Run tests grouped by the group of the GVK
groups := sets.NewString()
for _, tc := range filtered {
groups.Insert(tc.GVK.Group)
}
for _, group := range groups.List() {
group := group
groupTestName := strings.TrimSuffix(group, ".cnrm.cloud.google.com")
t.Run(groupTestName, func(t *testing.T) {
t.Parallel()
for _, tc := range filtered {
if tc.GVK.Group != group {
continue
}
runTestCase(ctx, t, tc, testCaseFunc)
}
})
}
}
func RunSpecificTests(ctx context.Context, t *testing.T, fixtures []ResourceFixture, testCaseFunc TestCaseFunc) {
for _, f := range fixtures {
runTestCase(ctx, t, f, testCaseFunc)
}
}
func runTestCase(ctx context.Context, t *testing.T, fixture ResourceFixture, testCaseFunc TestCaseFunc) {
testName := FormatTestName(fixture)
if test.StringMatchesRegexList(t, testconstants.TestNameRegexesToSkip, testName) {
return
}
t.Run(FormatTestName(fixture), func(t *testing.T) {
t.Parallel()
ctx = test.WithContext(ctx, t)
testCaseFunc(ctx, t, fixture)
// note, this function, runTestCase(...) almost always returns before testCaseFunc(...) returns
})
}
func FormatTestName(tc ResourceFixture) string {
return fmt.Sprintf("%v-%v", string(tc.Type), tc.Name)
}