github.com/kaixiang/packer@v0.5.2-0.20140114230416-1f5786b0d7f1/builder/googlecompute/step_register_image_test.go (about)

     1  package googlecompute
     2  
     3  import (
     4  	"errors"
     5  	"github.com/mitchellh/multistep"
     6  	"testing"
     7  	"time"
     8  )
     9  
    10  func TestStepRegisterImage_impl(t *testing.T) {
    11  	var _ multistep.Step = new(StepRegisterImage)
    12  }
    13  
    14  func TestStepRegisterImage(t *testing.T) {
    15  	state := testState(t)
    16  	step := new(StepRegisterImage)
    17  	defer step.Cleanup(state)
    18  
    19  	config := state.Get("config").(*Config)
    20  	driver := state.Get("driver").(*DriverMock)
    21  
    22  	// run the step
    23  	if action := step.Run(state); action != multistep.ActionContinue {
    24  		t.Fatalf("bad action: %#v", action)
    25  	}
    26  
    27  	// Verify state
    28  	if driver.CreateImageName != config.ImageName {
    29  		t.Fatalf("bad: %#v", driver.CreateImageName)
    30  	}
    31  	if driver.CreateImageDesc != config.ImageDescription {
    32  		t.Fatalf("bad: %#v", driver.CreateImageDesc)
    33  	}
    34  
    35  	nameRaw, ok := state.GetOk("image_name")
    36  	if !ok {
    37  		t.Fatal("should have name")
    38  	}
    39  	if name, ok := nameRaw.(string); !ok {
    40  		t.Fatal("name is not a string")
    41  	} else if name != config.ImageName {
    42  		t.Fatalf("bad name: %s", name)
    43  	}
    44  }
    45  
    46  func TestStepRegisterImage_waitError(t *testing.T) {
    47  	state := testState(t)
    48  	step := new(StepRegisterImage)
    49  	defer step.Cleanup(state)
    50  
    51  	errCh := make(chan error, 1)
    52  	errCh <- errors.New("error")
    53  
    54  	driver := state.Get("driver").(*DriverMock)
    55  	driver.CreateImageErrCh = errCh
    56  
    57  	// run the step
    58  	if action := step.Run(state); action != multistep.ActionHalt {
    59  		t.Fatalf("bad action: %#v", action)
    60  	}
    61  
    62  	// Verify state
    63  	if _, ok := state.GetOk("error"); !ok {
    64  		t.Fatal("should have error")
    65  	}
    66  	if _, ok := state.GetOk("image_name"); ok {
    67  		t.Fatal("should NOT have image_name")
    68  	}
    69  }
    70  
    71  func TestStepRegisterImage_errorTimeout(t *testing.T) {
    72  	state := testState(t)
    73  	step := new(StepRegisterImage)
    74  	defer step.Cleanup(state)
    75  
    76  	errCh := make(chan error, 1)
    77  	go func() {
    78  		<-time.After(10 * time.Millisecond)
    79  		errCh <- nil
    80  	}()
    81  
    82  	config := state.Get("config").(*Config)
    83  	config.stateTimeout = 1 * time.Microsecond
    84  
    85  	driver := state.Get("driver").(*DriverMock)
    86  	driver.CreateImageErrCh = errCh
    87  
    88  	// run the step
    89  	if action := step.Run(state); action != multistep.ActionHalt {
    90  		t.Fatalf("bad action: %#v", action)
    91  	}
    92  
    93  	// Verify state
    94  	if _, ok := state.GetOk("error"); !ok {
    95  		t.Fatal("should have error")
    96  	}
    97  	if _, ok := state.GetOk("image_name"); ok {
    98  		t.Fatal("should NOT have image name")
    99  	}
   100  }