# test results that need to be invalidated in the first place.
env GOCACHE=$WORK/nonexistent
go clean -testcache
! exists $WORK/nonexistent

-- x/x_test.go --
package x_test
import (
    "testing"
)
func TestMain(t *testing.T) {

limitations under the License.
*/

package certs

import (
	"testing"

	pkiutiltesting "k8s.io/kubernetes/cmd/kubeadm/app/util/pkiutil/testing"
)

func TestMain(m *testing.M) {
	pkiutiltesting.RunWithPrivateKeyFixtureDirectory(m)

module example

go 1.18
-- fail/fail_test.go --
package fail

import (
	"os"
	"testing"
)

func TestMain(m *testing.M) {
	os.Stderr.WriteString("exitcode=1")
	os.Exit(1)
}
-- skip/skip_test.go --
package skip

import (
	"os"
	"testing"
)

func TestMain(m *testing.M) {
	os.Stderr.WriteString("skipping")
	os.Exit(0)

	// its doing something unique to that specific test.
	apps = deployment.SingleNamespaceView{}
)

// TestMain defines the entrypoint for pilot tests using a standard Istio installation.
// If a test requires a custom install it should go into its own package, otherwise it should go
// here to reuse a single install across tests.
func TestMain(m *testing.M) {
	framework.
		NewSuite(m).
		Setup(istio.Setup(&i, nil)).

// See the License for the specific language governing permissions and
// limitations under the License.

package core

import (
	"testing"

	"istio.io/istio/tests/util/leak"
)

func TestMain(m *testing.M) {
	// CheckMain asserts that no goroutines are leaked after a test package exits.
	leak.CheckMain(m)

// See the License for the specific language governing permissions and
// limitations under the License.

package serviceentry

import (
	"testing"

	"istio.io/istio/tests/util/leak"
)

func TestMain(m *testing.M) {
	// CheckMain asserts that no goroutines are leaked after a test package exits.
	leak.CheckMain(m)

// See the License for the specific language governing permissions and
// limitations under the License.

package cache

import (
	"testing"

	"istio.io/istio/tests/util/leak"
)

func TestMain(m *testing.M) {
	// CheckMain asserts that no goroutines are leaked after a test package exits.
	leak.CheckMain(m)

//  See the License for the specific language governing permissions and
//  limitations under the License.

package helmupgrade

import (
	"testing"

	"istio.io/istio/pkg/test/framework"
)

func TestMain(m *testing.M) {
	// nolint: staticcheck
	framework.
		NewSuite(m).
		Setup(initVersions).
		RequireSingleCluster().
		Run()

//  See the License for the specific language governing permissions and
//  limitations under the License.

package operator

import (
	"testing"

	"istio.io/istio/pkg/test/framework"
)

func TestMain(m *testing.M) {
	// nolint: staticcheck
	framework.
		NewSuite(m).
		RequireSingleCluster().
		Run()

	println(file)
}

-- main_test.go --
package main

import (
	"runtime"
	"testing"
)

func PrintFileForTest() {
	_, file, _, _ := runtime.Caller(0)
	println(file)
}

func TestMain(m *testing.M) {
	PrintFile()
	PrintFileForTest()