diff --git a/api_test.go b/api_test.go
index 757004b26b..17ada96eab 100644
--- a/api_test.go
+++ b/api_test.go
@@ -41,10 +41,8 @@ func TestGetBoolParam(t *testing.T) {
 }
 
 func TestGetVersion(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	var err error
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	srv := &Server{runtime: runtime}
@@ -65,10 +63,7 @@ func TestGetVersion(t *testing.T) {
 }
 
 func TestGetInfo(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	srv := &Server{runtime: runtime}
@@ -95,10 +90,7 @@ func TestGetInfo(t *testing.T) {
 }
 
 func TestGetImagesJSON(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	srv := &Server{runtime: runtime}
@@ -220,10 +212,7 @@ func TestGetImagesJSON(t *testing.T) {
 }
 
 func TestGetImagesViz(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	srv := &Server{runtime: runtime}
@@ -248,10 +237,7 @@ func TestGetImagesViz(t *testing.T) {
 }
 
 func TestGetImagesHistory(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	srv := &Server{runtime: runtime}
@@ -272,10 +258,7 @@ func TestGetImagesHistory(t *testing.T) {
 }
 
 func TestGetImagesByName(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	srv := &Server{runtime: runtime}
@@ -295,10 +278,7 @@ func TestGetImagesByName(t *testing.T) {
 }
 
 func TestGetContainersJSON(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	srv := &Server{runtime: runtime}
@@ -334,10 +314,7 @@ func TestGetContainersJSON(t *testing.T) {
 }
 
 func TestGetContainersExport(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	srv := &Server{runtime: runtime}
@@ -389,10 +366,7 @@ func TestGetContainersExport(t *testing.T) {
 }
 
 func TestGetContainersChanges(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	srv := &Server{runtime: runtime}
@@ -492,10 +466,7 @@ func TestGetContainersTop(t *testing.T) {
 }
 
 func TestGetContainersByName(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	srv := &Server{runtime: runtime}
@@ -528,10 +499,7 @@ func TestGetContainersByName(t *testing.T) {
 }
 
 func TestPostCommit(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	srv := &Server{runtime: runtime}
@@ -576,249 +544,8 @@ func TestPostCommit(t *testing.T) {
 	}
 }
 
-func TestPostImagesCreate(t *testing.T) {
-	// FIXME: Use the staging in order to perform tests
-
-	// runtime, err := newTestRuntime()
-	// if err != nil {
-	// 	t.Fatal(err)
-	// }
-	// defer nuke(runtime)
-
-	// srv := &Server{runtime: runtime}
-
-	// stdin, stdinPipe := io.Pipe()
-	// stdout, stdoutPipe := io.Pipe()
-
-	// c1 := make(chan struct{})
-	// go func() {
-	// 	defer close(c1)
-
-	// 	r := &hijackTester{
-	// 		ResponseRecorder: httptest.NewRecorder(),
-	// 		in:               stdin,
-	// 		out:              stdoutPipe,
-	// 	}
-
-	// 	req, err := http.NewRequest("POST", "/images/create?fromImage="+unitTestImageName, bytes.NewReader([]byte{}))
-	// 	if err != nil {
-	// 		t.Fatal(err)
-	// 	}
-
-	// 	body, err := postImagesCreate(srv, r, req, nil)
-	// 	if err != nil {
-	// 		t.Fatal(err)
-	// 	}
-	// 	if body != nil {
-	// 		t.Fatalf("No body expected, received: %s\n", body)
-	// 	}
-	// }()
-
-	// // Acknowledge hijack
-	// setTimeout(t, "hijack acknowledge timed out", 2*time.Second, func() {
-	// 	stdout.Read([]byte{})
-	// 	stdout.Read(make([]byte, 4096))
-	// })
-
-	// setTimeout(t, "Waiting for imagesCreate output", 5*time.Second, func() {
-	// 	reader := bufio.NewReader(stdout)
-	// 	line, err := reader.ReadString('\n')
-	// 	if err != nil {
-	// 		t.Fatal(err)
-	// 	}
-	// 	if !strings.HasPrefix(line, "Pulling repository d from") {
-	// 		t.Fatalf("Expected Pulling repository docker-ut from..., found %s", line)
-	// 	}
-	// })
-
-	// // Close pipes (client disconnects)
-	// if err := closeWrap(stdin, stdinPipe, stdout, stdoutPipe); err != nil {
-	// 	t.Fatal(err)
-	// }
-
-	// // Wait for imagesCreate to finish, the client disconnected, therefore, Create finished his job
-	// setTimeout(t, "Waiting for imagesCreate timed out", 10*time.Second, func() {
-	// 	<-c1
-	// })
-}
-
-func TestPostImagesInsert(t *testing.T) {
-	// runtime, err := newTestRuntime()
-	// if err != nil {
-	// 	t.Fatal(err)
-	// }
-	// defer nuke(runtime)
-
-	// srv := &Server{runtime: runtime}
-
-	// stdin, stdinPipe := io.Pipe()
-	// stdout, stdoutPipe := io.Pipe()
-
-	// // Attach to it
-	// c1 := make(chan struct{})
-	// go func() {
-	// 	defer close(c1)
-	// 	r := &hijackTester{
-	// 		ResponseRecorder: httptest.NewRecorder(),
-	// 		in:               stdin,
-	// 		out:              stdoutPipe,
-	// 	}
-
-	// 	req, err := http.NewRequest("POST", "/images/"+unitTestImageName+"/insert?path=%2Ftest&url=https%3A%2F%2Fraw.github.com%2Fdotcloud%2Fdocker%2Fmaster%2FREADME.md", bytes.NewReader([]byte{}))
-	// 	if err != nil {
-	// 		t.Fatal(err)
-	// 	}
-	// 	if err := postContainersCreate(srv, r, req, nil); err != nil {
-	// 		t.Fatal(err)
-	// 	}
-	// }()
-
-	// // Acknowledge hijack
-	// setTimeout(t, "hijack acknowledge timed out", 5*time.Second, func() {
-	// 	stdout.Read([]byte{})
-	// 	stdout.Read(make([]byte, 4096))
-	// })
-
-	// id := ""
-	// setTimeout(t, "Waiting for imagesInsert output", 10*time.Second, func() {
-	// 	for {
-	// 		reader := bufio.NewReader(stdout)
-	// 		id, err = reader.ReadString('\n')
-	// 		if err != nil {
-	// 			t.Fatal(err)
-	// 		}
-	// 	}
-	// })
-
-	// // Close pipes (client disconnects)
-	// if err := closeWrap(stdin, stdinPipe, stdout, stdoutPipe); err != nil {
-	// 	t.Fatal(err)
-	// }
-
-	// // Wait for attach to finish, the client disconnected, therefore, Attach finished his job
-	// setTimeout(t, "Waiting for CmdAttach timed out", 2*time.Second, func() {
-	// 	<-c1
-	// })
-
-	// img, err := srv.runtime.repositories.LookupImage(id)
-	// if err != nil {
-	// 	t.Fatalf("New image %s expected but not found", id)
-	// }
-
-	// layer, err := img.layer()
-	// if err != nil {
-	// 	t.Fatal(err)
-	// }
-
-	// if _, err := os.Stat(path.Join(layer, "test")); err != nil {
-	// 	t.Fatalf("The test file has not been found")
-	// }
-
-	// if err := srv.runtime.graph.Delete(img.ID); err != nil {
-	// 	t.Fatal(err)
-	// }
-}
-
-func TestPostImagesPush(t *testing.T) {
-	//FIXME: Use staging in order to perform tests
-	// runtime, err := newTestRuntime()
-	// if err != nil {
-	// 	t.Fatal(err)
-	// }
-	// defer nuke(runtime)
-
-	// srv := &Server{runtime: runtime}
-
-	// stdin, stdinPipe := io.Pipe()
-	// stdout, stdoutPipe := io.Pipe()
-
-	// c1 := make(chan struct{})
-	// go func() {
-	// 	r := &hijackTester{
-	// 		ResponseRecorder: httptest.NewRecorder(),
-	// 		in:               stdin,
-	// 		out:              stdoutPipe,
-	// 	}
-
-	// 	req, err := http.NewRequest("POST", "/images/docker-ut/push", bytes.NewReader([]byte{}))
-	// 	if err != nil {
-	// 		t.Fatal(err)
-	// 	}
-
-	// 	body, err := postImagesPush(srv, r, req, map[string]string{"name": "docker-ut"})
-	// 	close(c1)
-	// 	if err != nil {
-	// 		t.Fatal(err)
-	// 	}
-	// 	if body != nil {
-	// 		t.Fatalf("No body expected, received: %s\n", body)
-	// 	}
-	// }()
-
-	// // Acknowledge hijack
-	// setTimeout(t, "hijack acknowledge timed out", 2*time.Second, func() {
-	// 	stdout.Read([]byte{})
-	// 	stdout.Read(make([]byte, 4096))
-	// })
-
-	// setTimeout(t, "Waiting for imagesCreate output", 5*time.Second, func() {
-	// 	reader := bufio.NewReader(stdout)
-	// 	line, err := reader.ReadString('\n')
-	// 	if err != nil {
-	// 		t.Fatal(err)
-	// 	}
-	// 	if !strings.HasPrefix(line, "Processing checksum") {
-	// 		t.Fatalf("Processing checksum..., found %s", line)
-	// 	}
-	// })
-
-	// // Close pipes (client disconnects)
-	// if err := closeWrap(stdin, stdinPipe, stdout, stdoutPipe); err != nil {
-	// 	t.Fatal(err)
-	// }
-
-	// // Wait for imagesPush to finish, the client disconnected, therefore, Push finished his job
-	// setTimeout(t, "Waiting for imagesPush timed out", 10*time.Second, func() {
-	// 	<-c1
-	// })
-}
-
-func TestPostImagesTag(t *testing.T) {
-	// FIXME: Use staging in order to perform tests
-
-	// runtime, err := newTestRuntime()
-	// if err != nil {
-	// 	t.Fatal(err)
-	// }
-	// defer nuke(runtime)
-
-	// srv := &Server{runtime: runtime}
-
-	// r := httptest.NewRecorder()
-
-	// req, err := http.NewRequest("POST", "/images/docker-ut/tag?repo=testrepo&tag=testtag", bytes.NewReader([]byte{}))
-	// if err != nil {
-	// 	t.Fatal(err)
-	// }
-
-	// body, err := postImagesTag(srv, r, req, map[string]string{"name": "docker-ut"})
-	// if err != nil {
-	// 	t.Fatal(err)
-	// }
-
-	// if body != nil {
-	// 	t.Fatalf("No body expected, received: %s\n", body)
-	// }
-	// if r.Code != http.StatusCreated {
-	// 	t.Fatalf("%d Created expected, received %d\n", http.StatusCreated, r.Code)
-	// }
-}
-
 func TestPostContainersCreate(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	srv := &Server{runtime: runtime}
@@ -869,10 +596,7 @@ func TestPostContainersCreate(t *testing.T) {
 }
 
 func TestPostContainersKill(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	srv := &Server{runtime: runtime}
@@ -914,10 +638,7 @@ func TestPostContainersKill(t *testing.T) {
 }
 
 func TestPostContainersRestart(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	srv := &Server{runtime: runtime}
@@ -971,10 +692,7 @@ func TestPostContainersRestart(t *testing.T) {
 }
 
 func TestPostContainersStart(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	srv := &Server{runtime: runtime}
@@ -1024,10 +742,7 @@ func TestPostContainersStart(t *testing.T) {
 }
 
 func TestPostContainersStop(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	srv := &Server{runtime: runtime}
@@ -1074,10 +789,7 @@ func TestPostContainersStop(t *testing.T) {
 }
 
 func TestPostContainersWait(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	srv := &Server{runtime: runtime}
@@ -1119,10 +831,7 @@ func TestPostContainersWait(t *testing.T) {
 }
 
 func TestPostContainersAttach(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	srv := &Server{runtime: runtime}
@@ -1208,10 +917,7 @@ func TestPostContainersAttach(t *testing.T) {
 // FIXME: Test deleting container with volume
 // FIXME: Test deleting volume in use by other container
 func TestDeleteContainers(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	srv := &Server{runtime: runtime}
@@ -1251,10 +957,7 @@ func TestDeleteContainers(t *testing.T) {
 }
 
 func TestOptionsRoute(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	srv := &Server{runtime: runtime, enableCors: true}
@@ -1277,10 +980,7 @@ func TestOptionsRoute(t *testing.T) {
 }
 
 func TestGetEnabledCors(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	srv := &Server{runtime: runtime, enableCors: true}
@@ -1318,10 +1018,7 @@ func TestGetEnabledCors(t *testing.T) {
 }
 
 func TestDeleteImages(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	srv := &Server{runtime: runtime}
diff --git a/buildfile_test.go b/buildfile_test.go
index 9250f73765..b85a62cd05 100644
--- a/buildfile_test.go
+++ b/buildfile_test.go
@@ -105,10 +105,7 @@ CMD Hello world
 
 func TestBuild(t *testing.T) {
 	for _, ctx := range testContexts {
-		runtime, err := newTestRuntime()
-		if err != nil {
-			t.Fatal(err)
-		}
+		runtime := mkRuntime(t)
 		defer nuke(runtime)
 
 		srv := &Server{
diff --git a/commands_test.go b/commands_test.go
index fe1c51a2a2..3f4c53db03 100644
--- a/commands_test.go
+++ b/commands_test.go
@@ -59,79 +59,6 @@ func assertPipe(input, output string, r io.Reader, w io.Writer, count int) error
 	return nil
 }
 
-/*TODO
-func cmdImages(srv *Server, args ...string) (string, error) {
-	stdout, stdoutPipe := io.Pipe()
-
-	go func() {
-		if err := srv.CmdImages(nil, stdoutPipe, args...); err != nil {
-			return
-		}
-
-		// force the pipe closed, so that the code below gets an EOF
-		stdoutPipe.Close()
-	}()
-
-	output, err := ioutil.ReadAll(stdout)
-	if err != nil {
-		return "", err
-	}
-
-	// Cleanup pipes
-	return string(output), closeWrap(stdout, stdoutPipe)
-}
-
-// TestImages checks that 'docker images' displays information correctly
-func TestImages(t *testing.T) {
-
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
-	defer nuke(runtime)
-
-	srv := &Server{runtime: runtime}
-
-	output, err := cmdImages(srv)
-
-	if !strings.Contains(output, "REPOSITORY") {
-		t.Fatal("'images' should have a header")
-	}
-	if !strings.Contains(output, "docker-ut") {
-		t.Fatal("'images' should show the docker-ut image")
-	}
-	if !strings.Contains(output, "e9aa60c60128") {
-		t.Fatal("'images' should show the docker-ut image id")
-	}
-
-	output, err = cmdImages(srv, "-q")
-
-	if strings.Contains(output, "REPOSITORY") {
-		t.Fatal("'images -q' should not have a header")
-	}
-	if strings.Contains(output, "docker-ut") {
-		t.Fatal("'images' should not show the docker-ut image name")
-	}
-	if !strings.Contains(output, "e9aa60c60128") {
-		t.Fatal("'images' should show the docker-ut image id")
-	}
-
-	output, err = cmdImages(srv, "-viz")
-
-	if !strings.HasPrefix(output, "digraph docker {") {
-		t.Fatal("'images -v' should start with the dot header")
-	}
-	if !strings.HasSuffix(output, "}\n") {
-		t.Fatal("'images -v' should end with a '}'")
-	}
-	if !strings.Contains(output, "base -> \"e9aa60c60128\" [style=invis]") {
-		t.Fatal("'images -v' should have the docker-ut image id node")
-	}
-
-	// todo: add checks for -a
-}
-
-*/
 
 // TestRunHostname checks that 'docker run -h' correctly sets a custom hostname
 func TestRunHostname(t *testing.T) {
@@ -164,163 +91,6 @@ func TestRunHostname(t *testing.T) {
 
 }
 
-/*
-func TestRunExit(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
-	defer nuke(runtime)
-
-	srv := &Server{runtime: runtime}
-
-	stdin, stdinPipe := io.Pipe()
-	stdout, stdoutPipe := io.Pipe()
-	c1 := make(chan struct{})
-	go func() {
-		srv.CmdRun(stdin, rcli.NewDockerLocalConn(stdoutPipe), "-i", GetTestImage(runtime).Id, "/bin/cat")
-		close(c1)
-	}()
-
-	setTimeout(t, "Read/Write assertion timed out", 2*time.Second, func() {
-		if err := assertPipe("hello\n", "hello", stdout, stdinPipe, 15); err != nil {
-			t.Fatal(err)
-		}
-	})
-
-	container := runtime.List()[0]
-
-	// Closing /bin/cat stdin, expect it to exit
-	p, err := container.StdinPipe()
-	if err != nil {
-		t.Fatal(err)
-	}
-	if err := p.Close(); err != nil {
-		t.Fatal(err)
-	}
-
-	// as the process exited, CmdRun must finish and unblock. Wait for it
-	setTimeout(t, "Waiting for CmdRun timed out", 2*time.Second, func() {
-		<-c1
-		cmdWait(srv, container)
-	})
-
-	// Make sure that the client has been disconnected
-	setTimeout(t, "The client should have been disconnected once the remote process exited.", 2*time.Second, func() {
-		// Expecting pipe i/o error, just check that read does not block
-		stdin.Read([]byte{})
-	})
-
-	// Cleanup pipes
-	if err := closeWrap(stdin, stdinPipe, stdout, stdoutPipe); err != nil {
-		t.Fatal(err)
-	}
-}
-
-// Expected behaviour: the process dies when the client disconnects
-func TestRunDisconnect(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
-	defer nuke(runtime)
-
-	srv := &Server{runtime: runtime}
-
-	stdin, stdinPipe := io.Pipe()
-	stdout, stdoutPipe := io.Pipe()
-	c1 := make(chan struct{})
-	go func() {
-		// We're simulating a disconnect so the return value doesn't matter. What matters is the
-		// fact that CmdRun returns.
-		srv.CmdRun(stdin, rcli.NewDockerLocalConn(stdoutPipe), "-i", GetTestImage(runtime).Id, "/bin/cat")
-		close(c1)
-	}()
-
-	setTimeout(t, "Read/Write assertion timed out", 2*time.Second, func() {
-		if err := assertPipe("hello\n", "hello", stdout, stdinPipe, 15); err != nil {
-			t.Fatal(err)
-		}
-	})
-
-	// Close pipes (simulate disconnect)
-	if err := closeWrap(stdin, stdinPipe, stdout, stdoutPipe); err != nil {
-		t.Fatal(err)
-	}
-
-	// as the pipes are close, we expect the process to die,
-	// therefore CmdRun to unblock. Wait for CmdRun
-	setTimeout(t, "Waiting for CmdRun timed out", 2*time.Second, func() {
-		<-c1
-	})
-
-	// Client disconnect after run -i should cause stdin to be closed, which should
-	// cause /bin/cat to exit.
-	setTimeout(t, "Waiting for /bin/cat to exit timed out", 2*time.Second, func() {
-		container := runtime.List()[0]
-		container.Wait()
-		if container.State.Running {
-			t.Fatalf("/bin/cat is still running after closing stdin")
-		}
-	})
-}
-
-// Expected behaviour: the process dies when the client disconnects
-func TestRunDisconnectTty(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
-	defer nuke(runtime)
-
-	srv := &Server{runtime: runtime}
-
-	stdin, stdinPipe := io.Pipe()
-	stdout, stdoutPipe := io.Pipe()
-	c1 := make(chan struct{})
-	go func() {
-		// We're simulating a disconnect so the return value doesn't matter. What matters is the
-		// fact that CmdRun returns.
-		srv.CmdRun(stdin, rcli.NewDockerLocalConn(stdoutPipe), "-i", "-t", GetTestImage(runtime).Id, "/bin/cat")
-		close(c1)
-	}()
-
-	setTimeout(t, "Waiting for the container to be started timed out", 2*time.Second, func() {
-		for {
-			// Client disconnect after run -i should keep stdin out in TTY mode
-			l := runtime.List()
-			if len(l) == 1 && l[0].State.Running {
-				break
-			}
-
-			time.Sleep(10 * time.Millisecond)
-		}
-	})
-
-	// Client disconnect after run -i should keep stdin out in TTY mode
-	container := runtime.List()[0]
-
-	setTimeout(t, "Read/Write assertion timed out", 2*time.Second, func() {
-		if err := assertPipe("hello\n", "hello", stdout, stdinPipe, 15); err != nil {
-			t.Fatal(err)
-		}
-	})
-
-	// Close pipes (simulate disconnect)
-	if err := closeWrap(stdin, stdinPipe, stdout, stdoutPipe); err != nil {
-		t.Fatal(err)
-	}
-
-	// In tty mode, we expect the process to stay alive even after client's stdin closes.
-	// Do not wait for run to finish
-
-	// Give some time to monitor to do his thing
-	container.WaitTimeout(500 * time.Millisecond)
-	if !container.State.Running {
-		t.Fatalf("/bin/cat should  still be running after closing stdin (tty mode)")
-	}
-}
-*/
 
 // TestAttachStdin checks attaching to stdin without stdout and stderr.
 // 'docker run -i -a stdin' should sends the client's stdin to the command,
@@ -387,74 +157,3 @@ func TestRunAttachStdin(t *testing.T) {
 		}
 	}
 }
-
-/*
-// Expected behaviour, the process stays alive when the client disconnects
-func TestAttachDisconnect(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
-	defer nuke(runtime)
-
-	srv := &Server{runtime: runtime}
-
-	container, err := NewBuilder(runtime).Create(
-		&Config{
-			Image:     GetTestImage(runtime).Id,
-			CpuShares: 1000,
-			Memory:    33554432,
-			Cmd:       []string{"/bin/cat"},
-			OpenStdin: true,
-		},
-	)
-	if err != nil {
-		t.Fatal(err)
-	}
-	defer runtime.Destroy(container)
-
-	// Start the process
-	if err := container.Start(); err != nil {
-		t.Fatal(err)
-	}
-
-	stdin, stdinPipe := io.Pipe()
-	stdout, stdoutPipe := io.Pipe()
-
-	// Attach to it
-	c1 := make(chan struct{})
-	go func() {
-		// We're simulating a disconnect so the return value doesn't matter. What matters is the
-		// fact that CmdAttach returns.
-		srv.CmdAttach(stdin, rcli.NewDockerLocalConn(stdoutPipe), container.Id)
-		close(c1)
-	}()
-
-	setTimeout(t, "First read/write assertion timed out", 2*time.Second, func() {
-		if err := assertPipe("hello\n", "hello", stdout, stdinPipe, 15); err != nil {
-			t.Fatal(err)
-		}
-	})
-	// Close pipes (client disconnects)
-	if err := closeWrap(stdin, stdinPipe, stdout, stdoutPipe); err != nil {
-		t.Fatal(err)
-	}
-
-	// Wait for attach to finish, the client disconnected, therefore, Attach finished his job
-	setTimeout(t, "Waiting for CmdAttach timed out", 2*time.Second, func() {
-		<-c1
-	})
-
-	// We closed stdin, expect /bin/cat to still be running
-	// Wait a little bit to make sure container.monitor() did his thing
-	err = container.WaitTimeout(500 * time.Millisecond)
-	if err == nil || !container.State.Running {
-		t.Fatalf("/bin/cat is not running after closing stdin")
-	}
-
-	// Try to avoid the timeoout in destroy. Best effort, don't check error
-	cStdin, _ := container.StdinPipe()
-	cStdin.Close()
-	container.Wait()
-}
-*/
diff --git a/container_test.go b/container_test.go
index 7646bb3793..e7f6818eb6 100644
--- a/container_test.go
+++ b/container_test.go
@@ -1046,10 +1046,7 @@ func TestEnv(t *testing.T) {
 }
 
 func TestEntrypoint(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 	container, err := NewBuilder(runtime).Create(
 		&Config{
@@ -1125,10 +1122,7 @@ func TestLXCConfig(t *testing.T) {
 }
 
 func BenchmarkRunSequencial(b *testing.B) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		b.Fatal(err)
-	}
+	runtime := mkRuntime(b)
 	defer nuke(runtime)
 	for i := 0; i < b.N; i++ {
 		container, err := NewBuilder(runtime).Create(&Config{
@@ -1154,10 +1148,7 @@ func BenchmarkRunSequencial(b *testing.B) {
 }
 
 func BenchmarkRunParallel(b *testing.B) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		b.Fatal(err)
-	}
+	runtime := mkRuntime(b)
 	defer nuke(runtime)
 
 	var tasks []chan error
diff --git a/runtime_test.go b/runtime_test.go
index d8033467c2..9d43bd46e5 100644
--- a/runtime_test.go
+++ b/runtime_test.go
@@ -114,26 +114,6 @@ func init() {
 
 // FIXME: test that ImagePull(json=true) send correct json output
 
-func newTestRuntime() (*Runtime, error) {
-	root, err := ioutil.TempDir("", "docker-test")
-	if err != nil {
-		return nil, err
-	}
-	if err := os.Remove(root); err != nil {
-		return nil, err
-	}
-	if err := utils.CopyDirectory(unitTestStoreBase, root); err != nil {
-		return nil, err
-	}
-
-	runtime, err := NewRuntimeFromDirectory(root, false)
-	if err != nil {
-		return nil, err
-	}
-	runtime.UpdateCapabilities(true)
-	return runtime, nil
-}
-
 func GetTestImage(runtime *Runtime) *Image {
 	imgs, err := runtime.graph.All()
 	if err != nil {
@@ -148,10 +128,7 @@ func GetTestImage(runtime *Runtime) *Image {
 }
 
 func TestRuntimeCreate(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	// Make sure we start we 0 containers
@@ -223,10 +200,7 @@ func TestRuntimeCreate(t *testing.T) {
 }
 
 func TestDestroy(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 	container, err := NewBuilder(runtime).Create(&Config{
 		Image: GetTestImage(runtime).ID,
@@ -270,10 +244,7 @@ func TestDestroy(t *testing.T) {
 }
 
 func TestGet(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	builder := NewBuilder(runtime)
@@ -323,11 +294,8 @@ func TestGet(t *testing.T) {
 }
 
 func startEchoServerContainer(t *testing.T, proto string) (*Runtime, *Container, string) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
-
+	var err error
+	runtime := mkRuntime(t)
 	port := 5554
 	var container *Container
 	var strPort string
diff --git a/server_test.go b/server_test.go
index cf3e3f0bc8..05a286aaa8 100644
--- a/server_test.go
+++ b/server_test.go
@@ -5,10 +5,7 @@ import (
 )
 
 func TestContainerTagImageDelete(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	srv := &Server{runtime: runtime}
@@ -62,10 +59,7 @@ func TestContainerTagImageDelete(t *testing.T) {
 }
 
 func TestCreateRm(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	srv := &Server{runtime: runtime}
@@ -95,10 +89,7 @@ func TestCreateRm(t *testing.T) {
 }
 
 func TestCreateStartRestartStopStartKillRm(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	srv := &Server{runtime: runtime}
@@ -154,11 +145,9 @@ func TestCreateStartRestartStopStartKillRm(t *testing.T) {
 }
 
 func TestRunWithTooLowMemoryLimit(t *testing.T) {
-	runtime, err := newTestRuntime()
+	var err error
+	runtime := mkRuntime(t)
 	srv := &Server{runtime: runtime}
-	if err != nil {
-		t.Fatal(err)
-	}
 	defer nuke(runtime)
 	// Try to create a container with a memory limit of 1 byte less than the minimum allowed limit.
 	_, err = srv.ContainerCreate(
diff --git a/tags_test.go b/tags_test.go
index 1974e751be..d920943795 100644
--- a/tags_test.go
+++ b/tags_test.go
@@ -5,10 +5,7 @@ import (
 )
 
 func TestLookupImage(t *testing.T) {
-	runtime, err := newTestRuntime()
-	if err != nil {
-		t.Fatal(err)
-	}
+	runtime := mkRuntime(t)
 	defer nuke(runtime)
 
 	if img, err := runtime.repositories.LookupImage(unitTestImageName); err != nil {
diff --git a/utils_test.go b/utils_test.go
index 5958aa70fe..4951d3a02d 100644
--- a/utils_test.go
+++ b/utils_test.go
@@ -7,6 +7,7 @@ import (
 	"path"
 	"strings"
 	"testing"
+	"github.com/dotcloud/docker/utils"
 )
 
 // This file contains utility functions for docker's unit test suite.
@@ -15,14 +16,40 @@ import (
 
 // Create a temporary runtime suitable for unit testing.
 // Call t.Fatal() at the first error.
-func mkRuntime(t *testing.T) *Runtime {
+func mkRuntime(f Fataler) *Runtime {
 	runtime, err := newTestRuntime()
 	if err != nil {
-		t.Fatal(err)
+		f.Fatal(err)
 	}
 	return runtime
 }
 
+// A common interface to access the Fatal method of
+// both testing.B and testing.T.
+type Fataler interface {
+	Fatal(args ...interface{})
+}
+
+func newTestRuntime() (*Runtime, error) {
+	root, err := ioutil.TempDir("", "docker-test")
+	if err != nil {
+		return nil, err
+	}
+	if err := os.Remove(root); err != nil {
+		return nil, err
+	}
+	if err := utils.CopyDirectory(unitTestStoreBase, root); err != nil {
+		return nil, err
+	}
+
+	runtime, err := NewRuntimeFromDirectory(root, false)
+	if err != nil {
+		return nil, err
+	}
+	runtime.UpdateCapabilities(true)
+	return runtime, nil
+}
+
 // Write `content` to the file at path `dst`, creating it if necessary,
 // as well as any missing directories.
 // The file is truncated if it already exists.