Golang exec.InitFakeCmd函數代碼示例

func TestDeleteRuleErrorCreating(t *testing.T) {
	fcmd := exec.FakeCmd{
		CombinedOutputScript: []exec.FakeCombinedOutputAction{
			// iptables version check
			func() ([]byte, error) { return []byte("iptables v1.9.22"), nil },
			// Success on the first call.
			func() ([]byte, error) { return []byte{}, nil },
			// Status 1 on the second call.
			func() ([]byte, error) { return nil, &exec.FakeExitError{Status: 1} },
		},
	}
	fexec := exec.FakeExec{
		CommandScript: []exec.FakeCommandAction{
			// iptables version check
			func(cmd string, args ...string) exec.Cmd { return exec.InitFakeCmd(&fcmd, cmd, args...) },
			// The second Command() call is checking the rule.  Success of that means delete it.
			func(cmd string, args ...string) exec.Cmd { return exec.InitFakeCmd(&fcmd, cmd, args...) },
			func(cmd string, args ...string) exec.Cmd { return exec.InitFakeCmd(&fcmd, cmd, args...) },
		},
	}
	runner := New(&fexec, dbus.NewFake(nil, nil), ProtocolIpv4)
	defer runner.Destroy()
	err := runner.DeleteRule(TableNAT, ChainOutput, "abc", "123")
	if err == nil {
		t.Errorf("expected failure")
	}
	if fcmd.CombinedOutputCalls != 3 {
		t.Errorf("expected 3 CombinedOutput() calls, got %d", fcmd.CombinedOutputCalls)
	}
}

func TestEnsureRuleAlreadyExists(t *testing.T) {
	fcmd := exec.FakeCmd{
		CombinedOutputScript: []exec.FakeCombinedOutputAction{
			// iptables version check
			func() ([]byte, error) { return []byte("iptables v1.9.22"), nil },
			// Success.
			func() ([]byte, error) { return []byte{}, nil },
		},
	}
	fexec := exec.FakeExec{
		CommandScript: []exec.FakeCommandAction{
			// iptables version check
			func(cmd string, args ...string) exec.Cmd { return exec.InitFakeCmd(&fcmd, cmd, args...) },
			// The second Command() call is checking the rule.  Success of that exec means "done".
			func(cmd string, args ...string) exec.Cmd { return exec.InitFakeCmd(&fcmd, cmd, args...) },
		},
	}
	runner := New(&fexec, dbus.NewFake(nil, nil), ProtocolIpv4)
	defer runner.Destroy()
	exists, err := runner.EnsureRule(Append, TableNAT, ChainOutput, "abc", "123")
	if err != nil {
		t.Errorf("expected success, got %v", err)
	}
	if !exists {
		t.Errorf("expected exists = true")
	}
	if fcmd.CombinedOutputCalls != 2 {
		t.Errorf("expected 2 CombinedOutput() calls, got %d", fcmd.CombinedOutputCalls)
	}
	if !sets.NewString(fcmd.CombinedOutputLog[1]...).HasAll("iptables", "-t", "nat", "-C", "OUTPUT", "abc", "123") {
		t.Errorf("wrong CombinedOutput() log, got %s", fcmd.CombinedOutputLog[1])
	}
}

func TestDeleteRuleNew(t *testing.T) {
	fcmd := exec.FakeCmd{
		CombinedOutputScript: []exec.FakeCombinedOutputAction{
			// iptables version check
			func() ([]byte, error) { return []byte("iptables v1.9.22"), nil },
			// Success on the first call.
			func() ([]byte, error) { return []byte{}, nil },
			// Success on the second call.
			func() ([]byte, error) { return []byte{}, nil },
		},
	}
	fexec := exec.FakeExec{
		CommandScript: []exec.FakeCommandAction{
			// iptables version check
			func(cmd string, args ...string) exec.Cmd { return exec.InitFakeCmd(&fcmd, cmd, args...) },
			// The second Command() call is checking the rule.  Success of that means delete it.
			func(cmd string, args ...string) exec.Cmd { return exec.InitFakeCmd(&fcmd, cmd, args...) },
			func(cmd string, args ...string) exec.Cmd { return exec.InitFakeCmd(&fcmd, cmd, args...) },
		},
	}
	runner := New(&fexec, dbus.NewFake(nil, nil), ProtocolIpv4)
	defer runner.Destroy()
	err := runner.DeleteRule(TableNAT, ChainOutput, "abc", "123")
	if err != nil {
		t.Errorf("expected success, got %v", err)
	}
	if fcmd.CombinedOutputCalls != 3 {
		t.Errorf("expected 3 CombinedOutput() calls, got %d", fcmd.CombinedOutputCalls)
	}
	if !sets.NewString(fcmd.CombinedOutputLog[2]...).HasAll("iptables", "-t", "nat", "-D", "OUTPUT", "abc", "123") {
		t.Errorf("wrong CombinedOutput() log, got %s", fcmd.CombinedOutputLog[2])
	}
}

func TestWaitFlagNew(t *testing.T) {
	fcmd := exec.FakeCmd{
		CombinedOutputScript: []exec.FakeCombinedOutputAction{
			// iptables version check
			func() ([]byte, error) { return []byte("iptables v1.4.22"), nil },
			// Success.
			func() ([]byte, error) { return []byte{}, nil },
		},
	}
	fexec := exec.FakeExec{
		CommandScript: []exec.FakeCommandAction{
			func(cmd string, args ...string) exec.Cmd { return exec.InitFakeCmd(&fcmd, cmd, args...) },
			func(cmd string, args ...string) exec.Cmd { return exec.InitFakeCmd(&fcmd, cmd, args...) },
		},
	}
	runner := New(&fexec, dbus.NewFake(nil, nil), ProtocolIpv4)
	defer runner.Destroy()
	err := runner.DeleteChain(TableNAT, Chain("FOOBAR"))
	if err != nil {
		t.Errorf("expected success, got %v", err)
	}
	if fcmd.CombinedOutputCalls != 2 {
		t.Errorf("expected 2 CombinedOutput() calls, got %d", fcmd.CombinedOutputCalls)
	}
	if !sets.NewString(fcmd.CombinedOutputLog[1]...).HasAll("iptables", "-w2") {
		t.Errorf("wrong CombinedOutput() log, got %s", fcmd.CombinedOutputLog[1])
	}
	if sets.NewString(fcmd.CombinedOutputLog[1]...).HasAny("-w") {
		t.Errorf("wrong CombinedOutput() log, got %s", fcmd.CombinedOutputLog[1])
	}
}

func TestReconcileInterfaceDoesntExist(t *testing.T) {
	fcmd := exec.FakeCmd{
		CombinedOutputScript: []exec.FakeCombinedOutputAction{
			func() ([]byte, error) { return []byte("\n"), nil },
			func() ([]byte, error) { return []byte("\n"), nil },
		},
	}

	fexec := exec.FakeExec{
		CommandScript: []exec.FakeCommandAction{
			func(cmd string, args ...string) exec.Cmd { return exec.InitFakeCmd(&fcmd, cmd, args...) },
			func(cmd string, args ...string) exec.Cmd { return exec.InitFakeCmd(&fcmd, cmd, args...) },
		},
	}
	iface := "cbr0"
	shaper := &tcShaper{e: &fexec, iface: iface}
	err := shaper.ReconcileInterface()
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}

	if fcmd.CombinedOutputCalls != 2 {
		t.Errorf("unexpected number of calls: %d", fcmd.CombinedOutputCalls)
	}

	for ix, output := range fcmd.CombinedOutputLog {
		if output[0] != "tc" {
			t.Errorf("unexpected command: %s", output[0])
		}
		if output[4] != iface {
			t.Errorf("unexpected interface: %s, expected %s", output[4], iface)
		}
		if ix == 0 {
			if len(output) != 5 {
				t.Errorf("unexpected command: %v", output)
			}
			if output[2] != "show" {
				t.Errorf("unexpected action: %s", output[2])
			}
		}
		if ix == 1 {
			if len(output) != 11 {
				t.Errorf("unexpected command: %v", output)
			}
			if output[2] != "add" {
				t.Errorf("unexpected action: %s", output[2])
			}
			if output[7] != "1:" {
				t.Errorf("unexpected root class: %s", output[7])
			}
			if output[8] != "htb" {
				t.Errorf("unexpected qdisc algo: %s", output[8])
			}
		}
	}
}

func testEnsureChain(t *testing.T, protocol Protocol) {
	fcmd := exec.FakeCmd{
		CombinedOutputScript: []exec.FakeCombinedOutputAction{
			// iptables version check
			func() ([]byte, error) { return []byte("iptables v1.9.22"), nil },
			// Success.
			func() ([]byte, error) { return []byte{}, nil },
			// Exists.
			func() ([]byte, error) { return nil, &exec.FakeExitError{Status: 1} },
			// Failure.
			func() ([]byte, error) { return nil, &exec.FakeExitError{Status: 2} },
		},
	}
	fexec := exec.FakeExec{
		CommandScript: []exec.FakeCommandAction{
			func(cmd string, args ...string) exec.Cmd { return exec.InitFakeCmd(&fcmd, cmd, args...) },
			func(cmd string, args ...string) exec.Cmd { return exec.InitFakeCmd(&fcmd, cmd, args...) },
			func(cmd string, args ...string) exec.Cmd { return exec.InitFakeCmd(&fcmd, cmd, args...) },
			func(cmd string, args ...string) exec.Cmd { return exec.InitFakeCmd(&fcmd, cmd, args...) },
		},
	}
	runner := New(&fexec, dbus.NewFake(nil, nil), protocol)
	defer runner.Destroy()
	// Success.
	exists, err := runner.EnsureChain(TableNAT, Chain("FOOBAR"))
	if err != nil {
		t.Errorf("expected success, got %v", err)
	}
	if exists {
		t.Errorf("expected exists = false")
	}
	if fcmd.CombinedOutputCalls != 2 {
		t.Errorf("expected 2 CombinedOutput() calls, got %d", fcmd.CombinedOutputCalls)
	}
	cmd := getIptablesCommand(protocol)
	if !sets.NewString(fcmd.CombinedOutputLog[1]...).HasAll(cmd, "-t", "nat", "-N", "FOOBAR") {
		t.Errorf("wrong CombinedOutput() log, got %s", fcmd.CombinedOutputLog[1])
	}
	// Exists.
	exists, err = runner.EnsureChain(TableNAT, Chain("FOOBAR"))
	if err != nil {
		t.Errorf("expected success, got %v", err)
	}
	if !exists {
		t.Errorf("expected exists = true")
	}
	// Failure.
	_, err = runner.EnsureChain(TableNAT, Chain("FOOBAR"))
	if err == nil {
		t.Errorf("expected failure")
	}
}

func testSetUp(plug volume.VolumePlugin, builder volume.Builder, t *testing.T) {
	var fcmd exec.FakeCmd
	fcmd = exec.FakeCmd{
		CombinedOutputScript: []exec.FakeCombinedOutputAction{
			// git clone
			func() ([]byte, error) {
				os.MkdirAll(path.Join(fcmd.Dirs[0], "kubernetes"), 0750)
				return []byte{}, nil
			},
			// git checkout
			func() ([]byte, error) { return []byte{}, nil },
			// git reset
			func() ([]byte, error) { return []byte{}, nil },
		},
	}
	fake := exec.FakeExec{
		CommandScript: []exec.FakeCommandAction{
			func(cmd string, args ...string) exec.Cmd { return exec.InitFakeCmd(&fcmd, cmd, args...) },
			func(cmd string, args ...string) exec.Cmd { return exec.InitFakeCmd(&fcmd, cmd, args...) },
			func(cmd string, args ...string) exec.Cmd { return exec.InitFakeCmd(&fcmd, cmd, args...) },
		},
	}
	g := builder.(*gitRepoVolumeBuilder)
	g.exec = &fake

	err := g.SetUp()
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}
	expectedCmds := [][]string{
		{"git", "clone", g.source},
		{"git", "checkout", g.revision},
		{"git", "reset", "--hard"},
	}
	if fake.CommandCalls != len(expectedCmds) {
		t.Errorf("unexpected command calls: expected 3, saw: %d", fake.CommandCalls)
	}
	if !reflect.DeepEqual(expectedCmds, fcmd.CombinedOutputLog) {
		t.Errorf("unexpected commands: %v, expected: %v", fcmd.CombinedOutputLog, expectedCmds)
	}
	expectedDirs := []string{g.GetPath(), g.GetPath() + "/kubernetes", g.GetPath() + "/kubernetes"}
	if len(fcmd.Dirs) != 3 || !reflect.DeepEqual(expectedDirs, fcmd.Dirs) {
		t.Errorf("unexpected directories: %v, expected: %v", fcmd.Dirs, expectedDirs)
	}
}

func TestSafeFormatAndMount(t *testing.T) {
	tests := []struct {
		fstype       string
		expectedArgs []string
		err          error
	}{
		{
			fstype:       "ext4",
			expectedArgs: []string{"/dev/foo", "/mnt/bar"},
		},
		{
			fstype:       "ext3",
			expectedArgs: []string{"/dev/foo/blah", "/mnt/bar/blah"},
		},
	}
	for _, test := range tests {

		var cmdOut string
		var argsOut []string
		fake := exec.FakeExec{
			CommandScript: []exec.FakeCommandAction{
				func(cmd string, args ...string) exec.Cmd {
					cmdOut = cmd
					argsOut = args
					fake := exec.FakeCmd{
						CombinedOutputScript: []exec.FakeCombinedOutputAction{
							func() ([]byte, error) { return []byte{}, test.err },
						},
					}
					return exec.InitFakeCmd(&fake, cmd, args...)
				},
			},
		}

		mounter := cinderSafeFormatAndMount{
			&mount.FakeMounter{},
			&fake,
		}

		err := mounter.Mount("/dev/foo", "/mnt/bar", test.fstype, nil)
		if test.err == nil && err != nil {
			t.Errorf("unexpected error: %v", err)
		}
		if test.err != nil {
			if err == nil {
				t.Errorf("unexpected non-error")
			}
			return
		}
		if cmdOut != "/bin/lsblk" {
			t.Errorf("unexpected command: %s", cmdOut)
		}
		if len(argsOut) != len(test.expectedArgs) {
			t.Errorf("unexpected args: %v, expected: %v", argsOut, test.expectedArgs)
		}
	}
}

func TestFindPairInterfaceOfContainerInterface(t *testing.T) {
	// there should be at least "lo" on any system
	interfaces, _ := net.Interfaces()
	validOutput := fmt.Sprintf("garbage\n   peer_ifindex: %d", interfaces[0].Index)
	invalidOutput := fmt.Sprintf("garbage\n   unknown: %d", interfaces[0].Index)

	tests := []struct {
		output       string
		err          error
		expectedName string
		expectErr    bool
	}{
		{
			output:       validOutput,
			expectedName: interfaces[0].Name,
		},
		{
			output:    invalidOutput,
			expectErr: true,
		},
		{
			output:    validOutput,
			err:       errors.New("error"),
			expectErr: true,
		},
	}
	for _, test := range tests {
		fcmd := exec.FakeCmd{
			CombinedOutputScript: []exec.FakeCombinedOutputAction{
				func() ([]byte, error) { return []byte(test.output), test.err },
			},
		}
		fexec := exec.FakeExec{
			CommandScript: []exec.FakeCommandAction{
				func(cmd string, args ...string) exec.Cmd {
					return exec.InitFakeCmd(&fcmd, cmd, args...)
				},
			},
			LookPathFunc: func(file string) (string, error) {
				return fmt.Sprintf("/fake-bin/%s", file), nil
			},
		}
		name, err := findPairInterfaceOfContainerInterface(&fexec, 123, "eth0")
		if test.expectErr {
			if err == nil {
				t.Errorf("unexpected non-error")
			}
		} else {
			if err != nil {
				t.Errorf("unexpected error: %v", err)
			}
		}
		if name != test.expectedName {
			t.Errorf("unexpected name: %s (expected: %s)", name, test.expectedName)
		}
	}
}

func TestNextClassID(t *testing.T) {
	tests := []struct {
		output    string
		expectErr bool
		expected  int
		err       error
	}{
		{
			output:   tcClassOutput,
			expected: 5,
		},
		{
			output:   "\n",
			expected: 1,
		},
		{
			expected:  -1,
			expectErr: true,
			err:       errors.New("test error"),
		},
	}
	for _, test := range tests {
		fcmd := exec.FakeCmd{
			CombinedOutputScript: []exec.FakeCombinedOutputAction{
				func() ([]byte, error) { return []byte(test.output), test.err },
			},
		}
		fexec := exec.FakeExec{
			CommandScript: []exec.FakeCommandAction{
				func(cmd string, args ...string) exec.Cmd {
					return exec.InitFakeCmd(&fcmd, cmd, args...)
				},
			},
		}
		shaper := &tcShaper{e: &fexec}
		class, err := shaper.nextClassID()
		if test.expectErr {
			if err == nil {
				t.Errorf("unexpected non-error")
			}
		} else {
			if err != nil {
				t.Errorf("unexpected error: %v", err)
			}
			if class != test.expected {
				t.Errorf("expected: %d, found %d", test.expected, class)
			}
		}
	}
}

func TestGetCIDRs(t *testing.T) {
	fcmd := exec.FakeCmd{
		CombinedOutputScript: []exec.FakeCombinedOutputAction{
			func() ([]byte, error) { return []byte(tcFilterOutput), nil },
		},
	}
	fexec := exec.FakeExec{
		CommandScript: []exec.FakeCommandAction{
			func(cmd string, args ...string) exec.Cmd {
				return exec.InitFakeCmd(&fcmd, cmd, args...)
			},
		},
	}
	shaper := &tcShaper{e: &fexec}
	cidrs, err := shaper.GetCIDRs()
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}
	expectedCidrs := []string{"172.17.0.2/32", "1.2.0.0/16"}
	if !reflect.DeepEqual(cidrs, expectedCidrs) {
		t.Errorf("expected: %v, saw: %v", expectedCidrs, cidrs)
	}
}

func TestReconcileInterfaceExists(t *testing.T) {
	fcmd := exec.FakeCmd{
		CombinedOutputScript: []exec.FakeCombinedOutputAction{
			func() ([]byte, error) { return []byte(tcQdisc), nil },
		},
	}

	fexec := exec.FakeExec{
		CommandScript: []exec.FakeCommandAction{
			func(cmd string, args ...string) exec.Cmd { return exec.InitFakeCmd(&fcmd, cmd, args...) },
		},
	}
	iface := "cbr0"
	shaper := &tcShaper{e: &fexec, iface: iface}
	err := shaper.ReconcileInterface()
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}

	if fcmd.CombinedOutputCalls != 1 {
		t.Errorf("unexpected number of calls: %d", fcmd.CombinedOutputCalls)
	}

	output := fcmd.CombinedOutputLog[0]
	if len(output) != 5 {
		t.Errorf("unexpected command: %v", output)
	}
	if output[0] != "tc" {
		t.Errorf("unexpected command: %s", output[0])
	}
	if output[4] != iface {
		t.Errorf("unexpected interface: %s, expected %s", output[4], iface)
	}
	if output[2] != "show" {
		t.Errorf("unexpected action: %s", output[2])
	}
}

func TestCheckRuleWithoutCheckAbsent(t *testing.T) {
	iptables_save_output := `# Generated by iptables-save v1.4.7 on Wed Oct 29 14:56:01 2014
*nat
:PREROUTING ACCEPT [2136997:197881818]
:POSTROUTING ACCEPT [4284525:258542680]
:OUTPUT ACCEPT [5901660:357267963]
-A PREROUTING -m addrtype --dst-type LOCAL -j DOCKER
COMMIT
# Completed on Wed Oct 29 14:56:01 2014`

	fcmd := exec.FakeCmd{
		CombinedOutputScript: []exec.FakeCombinedOutputAction{
			// Success.
			func() ([]byte, error) { return []byte(iptables_save_output), nil },
		},
	}
	fexec := exec.FakeExec{
		CommandScript: []exec.FakeCommandAction{
			// The first Command() call is checking the rule.  Success of that exec means "done".
			func(cmd string, args ...string) exec.Cmd { return exec.InitFakeCmd(&fcmd, cmd, args...) },
		},
	}
	runner := &runner{exec: &fexec}
	exists, err := runner.checkRuleWithoutCheck(TableNAT, ChainPrerouting, "-m", "addrtype", "-j", "DOCKER")
	if err != nil {
		t.Errorf("expected success, got %v", err)
	}
	if exists {
		t.Errorf("expected exists = false")
	}
	if fcmd.CombinedOutputCalls != 1 {
		t.Errorf("expected 1 CombinedOutput() call, got %d", fcmd.CombinedOutputCalls)
	}
	if !sets.NewString(fcmd.CombinedOutputLog[0]...).HasAll("iptables-save", "-t", "nat") {
		t.Errorf("wrong CombinedOutput() log, got %s", fcmd.CombinedOutputLog[0])
	}
}

func TestGetIptablesHasCheckCommand(t *testing.T) {
	testCases := []struct {
		Version  string
		Err      bool
		Expected bool
	}{
		{"iptables v1.4.7", false, false},
		{"iptables v1.4.11", false, true},
		{"iptables v1.4.19.1", false, true},
		{"iptables v2.0.0", false, true},
		{"total junk", true, false},
	}

	for _, testCase := range testCases {
		fcmd := exec.FakeCmd{
			CombinedOutputScript: []exec.FakeCombinedOutputAction{
				func() ([]byte, error) { return []byte(testCase.Version), nil },
			},
		}
		fexec := exec.FakeExec{
			CommandScript: []exec.FakeCommandAction{
				func(cmd string, args ...string) exec.Cmd { return exec.InitFakeCmd(&fcmd, cmd, args...) },
			},
		}
		version, err := GetIptablesVersionString(&fexec)
		if (err != nil) != testCase.Err {
			t.Errorf("Expected error: %v, Got error: %v", testCase.Err, err)
		}
		if err == nil {
			check := getIptablesHasCheckCommand(version)
			if testCase.Expected != check {
				t.Errorf("Expected result: %v, Got result: %v", testCase.Expected, check)
			}
		}
	}
}

func TestReset(t *testing.T) {
	tests := []struct {
		cidr           string
		err            error
		expectErr      bool
		expectedHandle string
		expectedClass  string
	}{
		{
			cidr:           "1.2.3.4/16",
			expectedHandle: "800::801",
			expectedClass:  "1:2",
		},
		{
			cidr:           "172.17.0.2/32",
			expectedHandle: "800::800",
			expectedClass:  "1:1",
		},
		{
			err:       errors.New("test error"),
			expectErr: true,
		},
	}
	for _, test := range tests {
		fcmd := exec.FakeCmd{
			CombinedOutputScript: []exec.FakeCombinedOutputAction{
				func() ([]byte, error) { return []byte(tcFilterOutput), test.err },
				func() ([]byte, error) { return []byte{}, test.err },
				func() ([]byte, error) { return []byte{}, test.err },
			},
		}

		fexec := exec.FakeExec{
			CommandScript: []exec.FakeCommandAction{
				func(cmd string, args ...string) exec.Cmd { return exec.InitFakeCmd(&fcmd, cmd, args...) },
				func(cmd string, args ...string) exec.Cmd { return exec.InitFakeCmd(&fcmd, cmd, args...) },
				func(cmd string, args ...string) exec.Cmd { return exec.InitFakeCmd(&fcmd, cmd, args...) },
			},
		}
		iface := "cbr0"
		shaper := &tcShaper{e: &fexec, iface: iface}

		if err := shaper.Reset(test.cidr); err != nil && !test.expectErr {
			t.Errorf("unexpected error: %v", err)
			return
		} else if test.expectErr && err == nil {
			t.Error("unexpected non-error")
			return
		}

		// No more testing in the error case
		if test.expectErr {
			if fcmd.CombinedOutputCalls != 1 {
				t.Errorf("unexpected number of calls: %d, expected: 1", fcmd.CombinedOutputCalls)
			}
			return
		}

		if fcmd.CombinedOutputCalls != 3 {
			t.Errorf("unexpected number of calls: %d, expected: 3", fcmd.CombinedOutputCalls)
		}

		for ix := range fcmd.CombinedOutputLog {
			output := fcmd.CombinedOutputLog[ix]
			if output[0] != "tc" {
				t.Errorf("unexpected command: %s, expected tc", output[0])
			}
			if output[4] != iface {
				t.Errorf("unexpected interface: %s, expected %s (%v)", output[4], iface, output)
			}
			if ix == 1 && output[12] != test.expectedHandle {
				t.Errorf("unexpected handle: %s, expected: %s", output[12], test.expectedHandle)
			}
			if ix == 2 && output[8] != test.expectedClass {
				t.Errorf("unexpected class: %s, expected: %s", output[8], test.expectedClass)
			}
		}
	}
}