github.com/tonistiigi/docker@v0.10.1-0.20240229224939-974013b0dc6a/integration/container/main_test.go (about)

     1  package container // import "github.com/docker/docker/integration/container"
     2  
     3  import (
     4  	"context"
     5  	"os"
     6  	"testing"
     7  
     8  	"github.com/docker/docker/testutil"
     9  	"github.com/docker/docker/testutil/environment"
    10  	"go.opentelemetry.io/otel"
    11  	"go.opentelemetry.io/otel/codes"
    12  )
    13  
    14  var (
    15  	testEnv     *environment.Execution
    16  	baseContext context.Context
    17  )
    18  
    19  func TestMain(m *testing.M) {
    20  	var err error
    21  	shutdown := testutil.ConfigureTracing()
    22  
    23  	ctx, span := otel.Tracer("").Start(context.Background(), "integration/container/TestMain")
    24  	baseContext = ctx
    25  
    26  	testEnv, err = environment.New(ctx)
    27  	if err != nil {
    28  		span.SetStatus(codes.Error, "environment.New failed")
    29  		span.End()
    30  		shutdown(ctx)
    31  		panic(err)
    32  	}
    33  	err = environment.EnsureFrozenImagesLinux(ctx, testEnv)
    34  	if err != nil {
    35  		span.SetStatus(codes.Error, err.Error())
    36  		span.End()
    37  		shutdown(ctx)
    38  		panic(err)
    39  	}
    40  
    41  	testEnv.Print()
    42  	code := m.Run()
    43  	if code != 0 {
    44  		span.SetStatus(codes.Error, "m.Run() exited with non-zero code")
    45  	}
    46  	span.End()
    47  	shutdown(ctx)
    48  	os.Exit(code)
    49  }
    50  
    51  func setupTest(t *testing.T) context.Context {
    52  	ctx := testutil.StartSpan(baseContext, t)
    53  	environment.ProtectAll(ctx, t, testEnv)
    54  	t.Cleanup(func() { testEnv.Clean(ctx, t) })
    55  	return ctx
    56  }