github.com/makyo/juju@v0.0.0-20160425123129-2608902037e9/cmd/juju/cachedimages/list_test.go (about)

     1  // Copyright 2015 Canonical Ltd.
     2  // Licensed under the AGPLv3, see LICENCE file for info.
     3  
     4  package cachedimages_test
     5  
     6  import (
     7  	"time"
     8  
     9  	"github.com/juju/cmd"
    10  	jc "github.com/juju/testing/checkers"
    11  	gc "gopkg.in/check.v1"
    12  
    13  	"github.com/juju/juju/apiserver/params"
    14  	"github.com/juju/juju/cmd/juju/cachedimages"
    15  	"github.com/juju/juju/testing"
    16  )
    17  
    18  type listImagesCommandSuite struct {
    19  	testing.FakeJujuXDGDataHomeSuite
    20  	mockAPI *fakeImagesListAPI
    21  }
    22  
    23  var _ = gc.Suite(&listImagesCommandSuite{})
    24  
    25  type fakeImagesListAPI struct{}
    26  
    27  func (*fakeImagesListAPI) Close() error {
    28  	return nil
    29  }
    30  
    31  func (f *fakeImagesListAPI) ListImages(kind, series, arch string) ([]params.ImageMetadata, error) {
    32  	if kind != "lxd" {
    33  		return nil, nil
    34  	}
    35  	result := []params.ImageMetadata{
    36  		{
    37  			Kind:    kind,
    38  			Series:  series,
    39  			Arch:    arch,
    40  			URL:     "http://image",
    41  			Created: time.Date(2015, 1, 1, 0, 0, 0, 0, time.UTC),
    42  		},
    43  	}
    44  	return result, nil
    45  }
    46  
    47  func (s *listImagesCommandSuite) SetUpTest(c *gc.C) {
    48  	s.FakeJujuXDGDataHomeSuite.SetUpTest(c)
    49  	s.mockAPI = &fakeImagesListAPI{}
    50  	s.PatchValue(cachedimages.GetListImagesAPI, func(_ *cachedimages.CachedImagesCommandBase) (cachedimages.ListImagesAPI, error) {
    51  		return s.mockAPI, nil
    52  	})
    53  }
    54  
    55  func runListCommand(c *gc.C, args ...string) (*cmd.Context, error) {
    56  	return testing.RunCommand(c, cachedimages.NewListCommandForTest(), args...)
    57  }
    58  
    59  func (*listImagesCommandSuite) TestListImagesNone(c *gc.C) {
    60  	context, err := runListCommand(c, "--kind", "kvm")
    61  	c.Assert(err, jc.ErrorIsNil)
    62  	c.Assert(testing.Stdout(context), gc.Equals, "no matching images found\n")
    63  }
    64  
    65  func (*listImagesCommandSuite) TestListImagesFormatJson(c *gc.C) {
    66  	context, err := runListCommand(c, "--format", "json", "--kind", "lxd", "--series", "trusty", "--arch", "amd64")
    67  	c.Assert(err, jc.ErrorIsNil)
    68  	c.Assert(testing.Stdout(context), gc.Equals, "Cached images:\n["+
    69  		`{"kind":"lxd","series":"trusty","arch":"amd64","source-url":"http://image","created":"Thu, 01 Jan 2015 00:00:00 UTC"}`+
    70  		"]\n")
    71  }
    72  
    73  func (*listImagesCommandSuite) TestListImagesFormatYaml(c *gc.C) {
    74  	context, err := runListCommand(c, "--format", "yaml", "--kind", "lxd", "--series", "trusty", "--arch", "amd64")
    75  	c.Assert(err, jc.ErrorIsNil)
    76  	c.Assert(testing.Stdout(context), gc.Equals, "Cached images:\n"+
    77  		"- kind: lxd\n"+
    78  		"  series: trusty\n"+
    79  		"  arch: amd64\n"+
    80  		"  source-url: http://image\n"+
    81  		"  created: Thu, 01 Jan 2015 00:00:00 UTC\n")
    82  }
    83  
    84  func (*listImagesCommandSuite) TestTooManyArgs(c *gc.C) {
    85  	_, err := runListCommand(c, "bad")
    86  	c.Assert(err, gc.ErrorMatches, `unrecognized args: \["bad"\]`)
    87  }