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package device
import (
"fmt"
"testing"
"github.com/stretchr/testify/assert"
)
type mockAdapter struct {
started bool
startFail bool
}
func (m *mockAdapter) start() error {
m.started = true
if m.startFail {
return fmt.Errorf("Fail")
}
return nil
}
func (m *mockAdapter) loadAdapter() error {
return nil
}
func TestStart(t *testing.T) {
tests := []struct {
name string
adapter *mockAdapter
wantFail bool
expected *mockAdapter
}{
{
name: "Test with failure",
adapter: &mockAdapter{
startFail: true,
},
wantFail: true,
},
{
name: "Test with success",
adapter: &mockAdapter{},
wantFail: false,
expected: &mockAdapter{
started: true,
},
},
}
for _, test := range tests {
s := newWithAdapter(test.adapter)
err := s.Start()
if err != nil {
if test.wantFail {
continue
}
t.Errorf("Unexpected failure for test %q: %v", test.name, err)
continue
}
if test.wantFail {
t.Errorf("Unexpected success for test %q", test.name)
continue
}
assert.Equalf(t, test.expected, test.adapter, "Test %q", test.name)
}
}
func TestStop(t *testing.T) {
a := &mockAdapter{}
s := newWithAdapter(a)
s.Stop()
// This will cause a timeout if channel was not closed
<-s.done
}
type mockClient struct {
deviceUpdateCalled uint
}
func (m *mockClient) DeviceUpdate(d *Device) {
m.deviceUpdateCalled++
}
func TestNotify(t *testing.T) {
mc := &mockClient{}
a := &mockAdapter{}
s := newWithAdapter(a)
s.addDevice(&Device{
Name: "eth0",
Index: 100,
})
s.addDevice(&Device{
Name: "eth1",
Index: 101,
})
s.addDevice(&Device{
Name: "eth2",
Index: 102,
})
s.Subscribe(mc, "eth1")
assert.Equal(t, uint(1), mc.deviceUpdateCalled)
s.notify(100)
assert.Equal(t, uint(1), mc.deviceUpdateCalled)
s.notify(101)
assert.Equal(t, uint(2), mc.deviceUpdateCalled)
s.delDevice(101)
s.notify(101)
assert.Equal(t, uint(2), mc.deviceUpdateCalled)
}