Golang C.Logf方法代碼示例

func (s *ClientTests) TestBucketList(c *gocheck.C) {
	b := testBucket(s.s3)
	err := b.PutBucket(s3.Private)
	c.Assert(err, gocheck.IsNil)

	objData := make(map[string][]byte)
	for i, path := range objectNames {
		data := []byte(strings.Repeat("a", i))
		err := b.Put(path, data, "text/plain", s3.Private, s3.Options{})
		c.Assert(err, gocheck.IsNil)
		defer b.Del(path)
		objData[path] = data
	}

	for i, t := range listTests {
		c.Logf("test %d", i)
		resp, err := b.List(t.Prefix, t.Delimiter, t.Marker, t.MaxKeys)
		c.Assert(err, gocheck.IsNil)
		c.Check(resp.Name, gocheck.Equals, b.Name)
		c.Check(resp.Delimiter, gocheck.Equals, t.Delimiter)
		c.Check(resp.IsTruncated, gocheck.Equals, t.IsTruncated)
		c.Check(resp.CommonPrefixes, gocheck.DeepEquals, t.CommonPrefixes)
		checkContents(c, resp.Contents, objData, t.Contents)
	}
}

func (s *S) TestDeleteLaunchConfigurationInUse(c *gocheck.C) {
	testServer.Response(400, nil, DeleteLaunchConfigurationInUseResponse)
	resp, err := s.as.DeleteLaunchConfiguration("my-test-lc")
	testServer.WaitRequest()
	c.Assert(resp, gocheck.IsNil)
	c.Assert(err, gocheck.NotNil)
	e, ok := err.(*Error)
	if !ok {
		c.Errorf("Unable to unmarshal error into AWS Autoscaling Error")
	}
	c.Logf("%v %v %v", e.Code, e.Message, e.RequestId)
	c.Assert(ok, gocheck.Equals, true)
	c.Assert(e.Message, gocheck.Equals, "Cannot delete launch configuration my-test-lc because it is attached to AutoScalingGroup test")
	c.Assert(e.Code, gocheck.Equals, "ResourceInUse")
	c.Assert(e.StatusCode, gocheck.Equals, 400)
	c.Assert(e.RequestId, gocheck.Equals, "7347261f-97df-11e2-8756-35eEXAMPLE")
}

func (s *ServerTests) TestGroupFiltering(c *gocheck.C) {
	g := make([]ec2.SecurityGroup, 4)
	for i := range g {
		resp, err := s.ec2.CreateSecurityGroup(ec2.SecurityGroup{Name: sessionName(fmt.Sprintf("testgroup%d", i)), Description: fmt.Sprintf("testdescription%d", i)})
		c.Assert(err, gocheck.IsNil)
		g[i] = resp.SecurityGroup
		c.Logf("group %d: %v", i, g[i])
		defer s.ec2.DeleteSecurityGroup(g[i])
	}

	perms := [][]ec2.IPPerm{
		{{
			Protocol:  "tcp",
			FromPort:  100,
			ToPort:    200,
			SourceIPs: []string{"1.2.3.4/32"},
		}},
		{{
			Protocol:     "tcp",
			FromPort:     200,
			ToPort:       300,
			SourceGroups: []ec2.UserSecurityGroup{{Id: g[1].Id}},
		}},
		{{
			Protocol:     "udp",
			FromPort:     200,
			ToPort:       400,
			SourceGroups: []ec2.UserSecurityGroup{{Id: g[1].Id}},
		}},
	}
	for i, ps := range perms {
		_, err := s.ec2.AuthorizeSecurityGroup(g[i], ps)
		c.Assert(err, gocheck.IsNil)
	}

	groups := func(indices ...int) (gs []ec2.SecurityGroup) {
		for _, index := range indices {
			gs = append(gs, g[index])
		}
		return
	}

	type groupTest struct {
		about      string
		groups     []ec2.SecurityGroup // groupIds argument to SecurityGroups method.
		filters    []filterSpec        // filters argument to SecurityGroups method.
		results    []ec2.SecurityGroup // set of expected result groups.
		allowExtra bool                // specified results may be incomplete.
		err        string              // expected error.
	}
	filterCheck := func(name, val string, gs []ec2.SecurityGroup) groupTest {
		return groupTest{
			about:      "filter check " + name,
			filters:    []filterSpec{{name, []string{val}}},
			results:    gs,
			allowExtra: true,
		}
	}
	tests := []groupTest{
		{
			about:      "check that SecurityGroups returns all groups",
			results:    groups(0, 1, 2, 3),
			allowExtra: true,
		}, {
			about:   "check that specifying two group ids returns them",
			groups:  idsOnly(groups(0, 2)),
			results: groups(0, 2),
		}, {
			about:   "check that specifying names only works",
			groups:  namesOnly(groups(0, 2)),
			results: groups(0, 2),
		}, {
			about:  "check that specifying a non-existent group id gives an error",
			groups: append(groups(0), ec2.SecurityGroup{Id: "sg-eeeeeeeee"}),
			err:    `.*\(InvalidGroup\.NotFound\)`,
		}, {
			about: "check that a filter allowed two groups returns both of them",
			filters: []filterSpec{
				{"group-id", []string{g[0].Id, g[2].Id}},
			},
			results: groups(0, 2),
		},
		{
			about:  "check that the previous filter works when specifying a list of ids",
			groups: groups(1, 2),
			filters: []filterSpec{
				{"group-id", []string{g[0].Id, g[2].Id}},
			},
			results: groups(2),
		}, {
			about: "check that a filter allowing no groups returns none",
			filters: []filterSpec{
				{"group-id", []string{"sg-eeeeeeeee"}},
			},
		},
		filterCheck("description", "testdescription1", groups(1)),
		filterCheck("group-name", g[2].Name, groups(2)),
		filterCheck("ip-permission.cidr", "1.2.3.4/32", groups(0)),
		filterCheck("ip-permission.group-name", g[1].Name, groups(1, 2)),
		filterCheck("ip-permission.protocol", "udp", groups(2)),
//.........這裏部分代碼省略.........

//.........這裏部分代碼省略.........
		instanceIds []string     // instanceIds argument to Instances method.
		filters     []filterSpec // filters argument to Instances method.
		resultIds   []string     // set of instance ids of expected results.
		allowExtra  bool         // resultIds may be incomplete.
		err         string       // expected error.
	}{
		{
			about:      "check that Instances returns all instances",
			resultIds:  ids(0, 1, 2),
			allowExtra: true,
		}, {
			about:       "check that specifying two instance ids returns them",
			instanceIds: ids(0, 2),
			resultIds:   ids(0, 2),
		}, {
			about:       "check that specifying a non-existent instance id gives an error",
			instanceIds: append(ids(0), "i-deadbeef"),
			err:         `.*\(InvalidInstanceID\.NotFound\)`,
		}, {
			about: "check that a filter allowed both instances returns both of them",
			filters: []filterSpec{
				{"instance-id", ids(0, 2)},
			},
			resultIds: ids(0, 2),
		}, {
			about: "check that a filter allowing only one instance returns it",
			filters: []filterSpec{
				{"instance-id", ids(1)},
			},
			resultIds: ids(1),
		}, {
			about: "check that a filter allowing no instances returns none",
			filters: []filterSpec{
				{"instance-id", []string{"i-deadbeef12345"}},
			},
		}, {
			about: "check that filtering on group id works",
			filters: []filterSpec{
				{"group-id", []string{group1.Id}},
			},
			resultIds: ids(0, 1),
		}, {
			about: "check that filtering on group name works",
			filters: []filterSpec{
				{"group-name", []string{group1.Name}},
			},
			resultIds: ids(0, 1),
		}, {
			about: "check that filtering on image id works",
			filters: []filterSpec{
				{"image-id", []string{imageId}},
			},
			resultIds:  ids(0, 1),
			allowExtra: true,
		}, {
			about: "combination filters 1",
			filters: []filterSpec{
				{"image-id", []string{imageId, imageId2}},
				{"group-name", []string{group1.Name}},
			},
			resultIds: ids(0, 1),
		}, {
			about: "combination filters 2",
			filters: []filterSpec{
				{"image-id", []string{imageId2}},
				{"group-name", []string{group1.Name}},
			},
		},
	}
	for i, t := range tests {
		c.Logf("%d. %s", i, t.about)
		var f *ec2.Filter
		if t.filters != nil {
			f = ec2.NewFilter()
			for _, spec := range t.filters {
				f.Add(spec.name, spec.values...)
			}
		}
		resp, err := s.ec2.DescribeInstances(t.instanceIds, f)
		if t.err != "" {
			c.Check(err, gocheck.ErrorMatches, t.err)
			continue
		}
		c.Assert(err, gocheck.IsNil)
		insts := make(map[string]*ec2.Instance)
		for _, r := range resp.Reservations {
			for j := range r.Instances {
				inst := &r.Instances[j]
				c.Check(insts[inst.InstanceId], gocheck.IsNil, gocheck.Commentf("duplicate instance id: %q", inst.InstanceId))
				insts[inst.InstanceId] = inst
			}
		}
		if !t.allowExtra {
			c.Check(insts, gocheck.HasLen, len(t.resultIds), gocheck.Commentf("expected %d instances got %#v", len(t.resultIds), insts))
		}
		for j, id := range t.resultIds {
			c.Check(insts[id], gocheck.NotNil, gocheck.Commentf("instance id %d (%q) not found; got %#v", j, id, insts))
		}
	}
}