fixup! Add tests for window arrangement code

Author: stefanhaller

pkg/gui/controllers/helpers/window_arrangement_helper_test.go

@@ -215,10 +215,9 @@ func TestGetWindowDimensions(t *testing.T) {
 			<branches─────────>│                                  │
 			<commits──────────>│                                  │
 			<stash────────────>╰──────────────────────────────────╯
-			<A───────>C<information──────────────────────────────────────────>
+			<A───────>B<information──────────────────────────────────────────>
 			A: appStatus
-			B: statusSpacer1
-			C: statusSpacer2
+			B: statusSpacer2
 			`,
 		},
 	}
@@ -293,6 +292,11 @@ func renderLayout(windows map[string]boxlayout.Dimensions) string {
 	for _, windowName := range windowNames {
 		dimensions := windows[windowName]
 
+		zeroWidth := dimensions.X0 == dimensions.X1+1
+		if zeroWidth {
+			continue
+		}
+
 		singleRow := dimensions.Y0 == dimensions.Y1
 		oneOrTwoColumns := dimensions.X0 == dimensions.X1 || dimensions.X0+1 == dimensions.X1