Merge pull request moby#46896 from vvoland/TestPruneDontDeleteUsedDan…

…gling-separate-daemon

integration/prune: Run in a separate daemon

integration/image/prune_test.go

@@ -1,31 +1,49 @@
 package image
 
 import (
+	"strings"
 	"testing"
 
 	"github.com/docker/docker/api/types/filters"
 	"github.com/docker/docker/integration/internal/container"
 	"github.com/docker/docker/internal/testutils/specialimage"
+	"github.com/docker/docker/testutil/daemon"
 	"gotest.tools/v3/assert"
-	is "gotest.tools/v3/assert/cmp"
 	"gotest.tools/v3/skip"
 )
 
 // Regression test for: https://github.com/moby/moby/issues/45732
 func TestPruneDontDeleteUsedDangling(t *testing.T) {
-	skip.If(t, testEnv.DaemonInfo.OSType == "windows", "FIXME: hack/make/.build-empty-images doesn't run on Windows")
+	skip.If(t, testEnv.DaemonInfo.OSType == "windows", "cannot start multiple daemons on windows")
+	skip.If(t, testEnv.IsRemoteDaemon, "cannot run daemon when remote daemon")
 
 	ctx := setupTest(t)
-	client := testEnv.APIClient()
+
+	d := daemon.New(t)
+	d.Start(t)
+	defer d.Stop(t)
+
+	client := d.NewClientT(t)
+	defer client.Close()
 
 	danglingID := specialimage.Load(ctx, t, client, specialimage.Dangling)
 
+	_, _, err := client.ImageInspectWithRaw(ctx, danglingID)
+	assert.NilError(t, err, "Test dangling image doesn't exist")
+
 	container.Create(ctx, t, client,
 		container.WithImage(danglingID),
 		container.WithCmd("sleep", "60"))
 
 	pruned, err := client.ImagesPrune(ctx, filters.NewArgs(filters.Arg("dangling", "true")))
-
 	assert.NilError(t, err)
-	assert.Check(t, is.Len(pruned.ImagesDeleted, 0))
+
+	for _, deleted := range pruned.ImagesDeleted {
+		if strings.Contains(deleted.Deleted, danglingID) || strings.Contains(deleted.Untagged, danglingID) {
+			t.Errorf("used dangling image %s shouldn't be deleted", danglingID)
+		}
+	}
+
+	_, _, err = client.ImageInspectWithRaw(ctx, danglingID)
+	assert.NilError(t, err, "Test dangling image should still exist")
 }