diff --git a/input/gvctrl/gvctrl_test.go b/input/gvctrl/gvctrl_test.go
index 4a258da1..69d8b471 100644
--- a/input/gvctrl/gvctrl_test.go
+++ b/input/gvctrl/gvctrl_test.go
@@ -179,34 +179,49 @@ func TestCodecOut(t *testing.T) {
 
 func TestHeight(t *testing.T) {
 	tests := []struct {
+		s    settings
 		h    int
 		want settings
 		err  error
 	}{
 		{
+			s:    settings{ch: 2},
 			h:    256,
-			want: settings{res: "4480256"},
+			want: settings{ch: 2, res: "4480256"},
 		},
 		{
+			s:    settings{ch: 2},
 			h:    360,
-			want: settings{res: "6400360"},
+			want: settings{ch: 2, res: "6400360"},
 		},
 		{
+			s:    settings{ch: 2},
 			h:    720,
-			want: settings{res: "12800720"},
+			want: settings{ch: 2, res: "12800720"},
 		},
 		{
+			s:    settings{ch: 2},
 			h:    500,
-			want: settings{},
+			want: settings{ch: 2},
+			err:  errors.New(""),
+		},
+		{
+			s:    settings{ch: 1},
+			h:    1080,
+			want: settings{ch: 1, res: "192001080"},
+		},
+		{
+			s:    settings{ch: 1},
+			h:    1000,
+			want: settings{ch: 1},
 			err:  errors.New(""),
 		},
 	}
 
 	for i, test := range tests {
-		s := settings{}
-		got, err := Height(test.h)(s)
+		got, err := Height(test.h)(test.s)
 		if test.err == nil && err != nil || test.err != nil && err == nil {
-			t.Errorf("did not get expected error: %v", test.err)
+			t.Errorf("did not get expected error: %v for test: %d", err, i)
 		}
 
 		if got != test.want {