add border layout

1 files changed, 98 insertions, 0 deletions

diff --git a/layout/geo_test.go b/layout/geo_test.go
new file mode 100644
index 0000000..7dfc864
--- /dev/null
+++ b/layout/geo_test.go
@@ -0,0 +1,98 @@
+package layout_test
+
+import (
+	"image"
+	"testing"
+
+	"github.com/faiface/gui/layout"
+)
+
+func TestFull(t *testing.T) {
+	t.Parallel()
+	parent := image.Rect(111, 222, 333, 444)
+	want := parent
+	testResize(t, layout.Full(), parent, want)
+}
+
+func TestQuad1(t *testing.T) {
+	t.Parallel()
+	parent := image.Rect(111, 222, 333, 444)
+	want := image.Rect(222, 222, 333, 333)
+	testResize(t, layout.Quad1(), parent, want)
+}
+
+func TestQuad2(t *testing.T) {
+	t.Parallel()
+	parent := image.Rect(111, 222, 333, 444)
+	want := image.Rect(111, 222, 222, 333)
+	testResize(t, layout.Quad2(), parent, want)
+}
+
+func TestQuad3(t *testing.T) {
+	t.Parallel()
+	parent := image.Rect(111, 222, 333, 444)
+	want := image.Rect(111, 333, 222, 444)
+	testResize(t, layout.Quad3(), parent, want)
+}
+
+func TestQuad4(t *testing.T) {
+	t.Parallel()
+	parent := image.Rect(111, 222, 333, 444)
+	want := image.Rect(222, 333, 333, 444)
+	testResize(t, layout.Quad4(), parent, want)
+}
+
+func TestInset(t *testing.T) {
+	t.Parallel()
+	parent := image.Rect(111, 222, 333, 444)
+	resize := layout.Inset(1, 2, 3, 4)
+	want := image.Rect(115, 223, 331, 441)
+	testResize(t, resize, parent, want)
+}
+
+func TestInsetAll(t *testing.T) {
+	t.Parallel()
+	parent := image.Rect(111, 222, 333, 444)
+	resize := layout.InsetAll(5)
+	want := parent.Inset(5)
+	testResize(t, resize, parent, want)
+}
+
+func TestInsetTop(t *testing.T) {
+	t.Parallel()
+	parent := image.Rect(111, 222, 333, 444)
+	resize := layout.InsetTop(2)
+	want := image.Rect(111, 224, 333, 444)
+	testResize(t, resize, parent, want)
+}
+
+func TestInsetRight(t *testing.T) {
+	t.Parallel()
+	parent := image.Rect(111, 222, 333, 444)
+	resize := layout.InsetRight(3)
+	want := image.Rect(111, 222, 330, 444)
+	testResize(t, resize, parent, want)
+}
+
+func TestInsetBottom(t *testing.T) {
+	t.Parallel()
+	parent := image.Rect(111, 222, 333, 444)
+	resize := layout.InsetBottom(4)
+	want := image.Rect(111, 222, 333, 440)
+	testResize(t, resize, parent, want)
+}
+
+func TestInsetLeft(t *testing.T) {
+	t.Parallel()
+	parent := image.Rect(111, 222, 333, 444)
+	resize := layout.InsetLeft(1)
+	want := image.Rect(112, 222, 333, 444)
+	testResize(t, resize, parent, want)
+}
+
+func testResize(t *testing.T, f layout.ResizeFunc, r, want image.Rectangle) {
+	r1 := f(r)
+	if r1 != want {
+		t.Errorf("resize(%v) = %v; want %v", r, r1, want)
+	}
+}