adds unpair (#323)

Author: benbitrise

destination/pair.go

@@ -84,3 +84,14 @@ func (m PairManager) ActivatePair(pairUDID string) error {
 
 	return nil
 }
+
+// Unpair removes an existing simulator pair.
+func (m PairManager) Unpair(pairUDID string) error {
+	cmd := m.commandFactory.Create("xcrun", []string{"simctl", "unpair", pairUDID}, nil)
+	out, err := cmd.RunAndReturnTrimmedCombinedOutput()
+	if err != nil {
+		return fmt.Errorf("delete pair: %w\n%s", err, out)
+	}
+
+	return nil
+}

destination/pair_test.go

@@ -140,3 +140,20 @@ func Test_GivenPairManager_WhenActivatePair_ThenCallsSimctlPairActivate(t *testi
 
 	commandFactory.AssertCalled(t, "Create", "xcrun", parameters, mock.Anything)
 }
+
+func Test_GivenPairManager_WhenUnpair_ThenCallsSimctlUnpair(t *testing.T) {
+	// Given
+	commandFactory := new(mockcommand.CommandFactory)
+	manager := NewPairManager(commandFactory)
+
+	parameters := []string{"simctl", "unpair", "PAIR-UUID"}
+	commandFactory.On("Create", "xcrun", parameters, mock.Anything).Return(createCommand(""))
+
+	// When
+	err := manager.Unpair("PAIR-UUID")
+
+	// Then
+	require.NoError(t, err)
+
+	commandFactory.AssertCalled(t, "Create", "xcrun", parameters, mock.Anything)
+}