itd/mpris/mpris_test.go

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2022-12-08 09:16:00 +00:00
package mpris
import (
"reflect"
"testing"
"github.com/godbus/dbus/v5"
)
// TestParsePropertiesChanged checks the parsePropertiesChanged function to
// make sure it correctly parses a DBus PropertiesChanged signal.
func TestParsePropertiesChanged(t *testing.T) {
// Create a DBus message
msg := &dbus.Message{
Body: []interface{}{
"com.example.Interface",
map[string]dbus.Variant{
"Property1": dbus.MakeVariant(true),
"Property2": dbus.MakeVariant("Hello, world!"),
},
[]string{},
},
}
// Parse the message
iface, changed, ok := parsePropertiesChanged(msg)
if !ok {
t.Error("Expected parsePropertiesChanged to return true, but got false")
}
// Check the parsed values
expectedIface := "com.example.Interface"
if iface != expectedIface {
t.Errorf("Expected iface to be %q, but got %q", expectedIface, iface)
}
expectedChanged := map[string]dbus.Variant{
"Property1": dbus.MakeVariant(true),
"Property2": dbus.MakeVariant("Hello, world!"),
}
if !reflect.DeepEqual(changed, expectedChanged) {
t.Errorf("Expected changed to be %v, but got %v", expectedChanged, changed)
}
// Test a message with an invalid number of arguments
msg = &dbus.Message{
Body: []interface{}{
"com.example.Interface",
},
}
_, _, ok = parsePropertiesChanged(msg)
if ok {
t.Error("Expected parsePropertiesChanged to return false, but got true")
}
// Test a message with an invalid first argument
msg = &dbus.Message{
Body: []interface{}{
123,
map[string]dbus.Variant{
"Property1": dbus.MakeVariant(true),
"Property2": dbus.MakeVariant("Hello, world!"),
},
[]string{},
},
}
_, _, ok = parsePropertiesChanged(msg)
if ok {
t.Error("Expected parsePropertiesChanged to return false, but got true")
}
// Test a message with an invalid second argument
msg = &dbus.Message{
Body: []interface{}{
"com.example.Interface",
123,
[]string{},
},
}
_, _, ok = parsePropertiesChanged(msg)
if ok {
t.Error("Expected parsePropertiesChanged to return false, but got true")
}
}