File: dbus_test.go

package info (click to toggle)
golang-go-dbus 1~bzr20150122-3
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 328 kB
  • sloc: makefile: 13
file content (139 lines) | stat: -rw-r--r-- 3,135 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
package dbus

import (
	"fmt"
	. "gopkg.in/check.v1"
)

type callTest struct {
	dest          string
	path          ObjectPath
	iface, method string
	args          []interface{}
	validate      func(*Message) error
}

var callTests = []callTest{
	{"org.freedesktop.Notifications", "/org/freedesktop/Notifications",
		"org.freedesktop.Notifications", "Notify",
		[]interface{}{
			"go-dbus", uint32(0),
			"info", "testing go-dbus", "test_body",
			[]string{}, map[string]Variant{},
			int32(2000)},
		func(*Message) error {
			return nil
		}},
}

func (test callTest) Call(c *Connection) error {
	proxy := c.Object(test.dest, test.path)
	reply, err := proxy.Call(test.iface, test.method, test.args...)
	if err != nil {
		return fmt.Errorf("failed Method.Call: %v", err)
	}
	if err = test.validate(reply); err != nil {
		err = fmt.Errorf("failed validation: %v", err)
	}
	return err
}

func (s *S) TestDBus(c *C) {
	bus, err := Connect(SessionBus)
	c.Assert(err, IsNil)
	defer bus.Close()

	for i, test := range callTests {
		err = test.Call(bus)
		if err != nil {
			c.Errorf("callTest %d: %v", i, err)
		}
	}
}

func (s *S) TestConnectionConnectSessionBus(c *C) {
	bus, err := Connect(SessionBus)
	c.Assert(err, IsNil)
	c.Check(bus.Close(), IsNil)
}

func (s *S) TestConnectionConnectSystemBus(c *C) {
	bus, err := Connect(SystemBus)
	c.Assert(err, IsNil)
	c.Check(bus.Close(), IsNil)
}

func (s *S) TestConnectionRegisterMessageFilter(c *C) {
	bus, err := Connect(SessionBus)
	c.Assert(err, IsNil)
	defer bus.Close()

	filter := bus.RegisterMessageFilter(func(msg *Message) *Message {
		// Make a change that shows the filter ran.
		if msg.Type == TypeMethodReturn {
			if err := msg.AppendArgs("Added by filter"); err != nil {
				c.Error(err)
			}
		}
		return msg
	})
	c.Check(filter, NotNil)
	defer bus.UnregisterMessageFilter(filter)

	msg := NewMethodCallMessage(BUS_DAEMON_NAME, BUS_DAEMON_PATH, BUS_DAEMON_IFACE, "GetId")
	reply, err := bus.SendWithReply(msg)
	c.Assert(err, IsNil)

	var busId, extra string
	c.Assert(reply.Args(&busId, &extra), IsNil)
	c.Assert(extra, Equals, "Added by filter")
}

func (s *S) TestGlob(c *C) {
	ch1 := make(chan *Message)
	ch2 := make(chan *Message)
	ch3 := make(chan *Message)
	ch4 := make(chan *Message)
	hs := map[ObjectPath]chan<- *Message{
		"/*":         ch1,
		"/foo":       ch2,
		"/foo/*":     ch3,
		"/foo/bar/*": ch4,
		"/*/baz":     nil,
	}
	bus, err := Connect(SessionBus)
	c.Assert(err, IsNil)
	defer bus.Close()
	bus.objectPathHandlers = hs

	for _, p := range []struct {
		p  ObjectPath
		ch chan<- *Message
	}{
		{"/stuff", ch1},
		{"/foo", ch2},
		{"/foo/fie", ch3},
		{"/foo/fie/fum", ch3},
		{"/foo/bar", ch3},
		{"/foo/bar/xy", ch4},
		{"/foo/bar/x", ch4},
		{"/foo/bar/baz/quux", ch4},
	} {
		ch, ok := bus.handlerForPath(p.p)
		c.Check(ok, Equals, true, Commentf("%v", p.p))
		c.Check(ch, Equals, p.ch, Commentf("%v", p.p))
	}

	delete(hs, "/*")
	delete(hs, "/foo")

	for _, p := range []ObjectPath{
		"/stuff",
		"/foo",
		"/fie/baz",
	} {
		ch, ok := bus.handlerForPath(p)
		c.Check(ok, Equals, false, Commentf("%v", p))
		c.Check(ch, IsNil, Commentf("%v", p))
	}
}