More unit tests

Author: kivutar

video/gfx_test.go

@@ -0,0 +1,67 @@
+package video
+
+import "testing"
+
+func TestXYWHTo4points(t *testing.T) {
+	type args struct {
+		x   float32
+		y   float32
+		w   float32
+		h   float32
+		fbh float32
+	}
+	tests := []struct {
+		name   string
+		args   args
+		wantX1 float32
+		wantY1 float32
+		wantX2 float32
+		wantY2 float32
+		wantX3 float32
+		wantY3 float32
+		wantX4 float32
+		wantY4 float32
+	}{
+		{
+			name:   "Works",
+			args:   args{x: 30, y: 40, w: 500, h: 600, fbh: 800},
+			wantX1: 30,
+			wantX2: 30,
+			wantX3: 530,
+			wantX4: 530,
+			wantY1: 160,
+			wantY2: 760,
+			wantY3: 160,
+			wantY4: 760,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			gotX1, gotY1, gotX2, gotY2, gotX3, gotY3, gotX4, gotY4 := XYWHTo4points(tt.args.x, tt.args.y, tt.args.w, tt.args.h, tt.args.fbh)
+			if gotX1 != tt.wantX1 {
+				t.Errorf("XYWHTo4points() gotX1 = %v, want %v", gotX1, tt.wantX1)
+			}
+			if gotY1 != tt.wantY1 {
+				t.Errorf("XYWHTo4points() gotY1 = %v, want %v", gotY1, tt.wantY1)
+			}
+			if gotX2 != tt.wantX2 {
+				t.Errorf("XYWHTo4points() gotX2 = %v, want %v", gotX2, tt.wantX2)
+			}
+			if gotY2 != tt.wantY2 {
+				t.Errorf("XYWHTo4points() gotY2 = %v, want %v", gotY2, tt.wantY2)
+			}
+			if gotX3 != tt.wantX3 {
+				t.Errorf("XYWHTo4points() gotX3 = %v, want %v", gotX3, tt.wantX3)
+			}
+			if gotY3 != tt.wantY3 {
+				t.Errorf("XYWHTo4points() gotY3 = %v, want %v", gotY3, tt.wantY3)
+			}
+			if gotX4 != tt.wantX4 {
+				t.Errorf("XYWHTo4points() gotX4 = %v, want %v", gotX4, tt.wantX4)
+			}
+			if gotY4 != tt.wantY4 {
+				t.Errorf("XYWHTo4points() gotY4 = %v, want %v", gotY4, tt.wantY4)
+			}
+		})
+	}
+}