initial commit

pools_test.go

@@ -0,0 +1,196 @@
+package gel
+
+import (
+	"testing"
+)
+
+func TestPoolGetBool(t *testing.T) {
+	w := testWindow(t)
+	pool := w.NewPool()
+
+	// First allocation should work
+	b1 := pool.GetBool()
+	if b1 == nil {
+		t.Fatal("GetBool returned nil")
+	}
+	if pool.boolsInUse != 1 {
+		t.Errorf("boolsInUse = %d, want 1", pool.boolsInUse)
+	}
+
+	// Second allocation should also work
+	b2 := pool.GetBool()
+	if b2 == nil {
+		t.Fatal("second GetBool returned nil")
+	}
+	if b1 == b2 {
+		t.Error("GetBool returned same pointer twice")
+	}
+	if pool.boolsInUse != 2 {
+		t.Errorf("boolsInUse = %d, want 2", pool.boolsInUse)
+	}
+}
+
+func TestPoolFreeBool(t *testing.T) {
+	w := testWindow(t)
+	pool := w.NewPool()
+
+	b1 := pool.GetBool()
+	b2 := pool.GetBool()
+	if pool.boolsInUse != 2 {
+		t.Fatalf("boolsInUse = %d, want 2", pool.boolsInUse)
+	}
+
+	// Free first one
+	pool.FreeBool(b1)
+	if pool.boolsInUse != 1 {
+		t.Errorf("after FreeBool: boolsInUse = %d, want 1", pool.boolsInUse)
+	}
+
+	// Free second one
+	pool.FreeBool(b2)
+	if pool.boolsInUse != 0 {
+		t.Errorf("after second FreeBool: boolsInUse = %d, want 0", pool.boolsInUse)
+	}
+}
+
+func TestPoolReset(t *testing.T) {
+	w := testWindow(t)
+	pool := w.NewPool()
+
+	// Allocate several widgets
+	pool.GetBool()
+	pool.GetBool()
+	pool.GetList()
+	pool.GetClickable()
+
+	if pool.boolsInUse != 2 || pool.listsInUse != 1 || pool.clickablesInUse != 1 {
+		t.Fatal("initial allocations failed")
+	}
+
+	// Reset should mark all as available
+	pool.Reset()
+
+	if pool.boolsInUse != 0 {
+		t.Errorf("after Reset: boolsInUse = %d, want 0", pool.boolsInUse)
+	}
+	if pool.listsInUse != 0 {
+		t.Errorf("after Reset: listsInUse = %d, want 0", pool.listsInUse)
+	}
+	if pool.clickablesInUse != 0 {
+		t.Errorf("after Reset: clickablesInUse = %d, want 0", pool.clickablesInUse)
+	}
+}
+
+func TestPoolReuse(t *testing.T) {
+	w := testWindow(t)
+	pool := w.NewPool()
+
+	// Allocate and free
+	b1 := pool.GetBool()
+	pool.FreeBool(b1)
+
+	// Should get a reused widget
+	b2 := pool.GetBool()
+	if b2 == nil {
+		t.Fatal("GetBool after Free returned nil")
+	}
+
+	// The pool should have reused the freed widget
+	if pool.boolsInUse != 1 {
+		t.Errorf("boolsInUse = %d, want 1", pool.boolsInUse)
+	}
+}
+
+func TestPoolGrowth(t *testing.T) {
+	w := testWindow(t)
+	pool := w.NewPool()
+
+	// Allocate more than initial batch (16 items)
+	widgets := make([]*Bool, 20)
+	for i := 0; i < 20; i++ {
+		widgets[i] = pool.GetBool()
+		if widgets[i] == nil {
+			t.Fatalf("GetBool returned nil at iteration %d", i)
+		}
+	}
+
+	if pool.boolsInUse != 20 {
+		t.Errorf("boolsInUse = %d, want 20", pool.boolsInUse)
+	}
+
+	// All widgets should be different
+	seen := make(map[*Bool]bool)
+	for i, w := range widgets {
+		if seen[w] {
+			t.Errorf("duplicate widget at index %d", i)
+		}
+		seen[w] = true
+	}
+}
+
+func TestPoolGetList(t *testing.T) {
+	w := testWindow(t)
+	pool := w.NewPool()
+
+	list := pool.GetList()
+	if list == nil {
+		t.Fatal("GetList returned nil")
+	}
+	if pool.listsInUse != 1 {
+		t.Errorf("listsInUse = %d, want 1", pool.listsInUse)
+	}
+}
+
+func TestPoolGetClickable(t *testing.T) {
+	w := testWindow(t)
+	pool := w.NewPool()
+
+	click := pool.GetClickable()
+	if click == nil {
+		t.Fatal("GetClickable returned nil")
+	}
+	if pool.clickablesInUse != 1 {
+		t.Errorf("clickablesInUse = %d, want 1", pool.clickablesInUse)
+	}
+}
+
+func TestPoolGetEditor(t *testing.T) {
+	w := testWindow(t)
+	pool := w.NewPool()
+
+	editor := pool.GetEditor()
+	if editor == nil {
+		t.Fatal("GetEditor returned nil")
+	}
+	if pool.editorsInUse != 1 {
+		t.Errorf("editorsInUse = %d, want 1", pool.editorsInUse)
+	}
+}
+
+func BenchmarkPoolGetBool(b *testing.B) {
+	w := testWindow(&testing.T{})
+	pool := w.NewPool()
+
+	b.ResetTimer()
+	for i := 0; i < b.N; i++ {
+		pool.GetBool()
+		if pool.boolsInUse > 100 {
+			pool.Reset()
+		}
+	}
+}
+
+func BenchmarkPoolGetFreeReset(b *testing.B) {
+	w := testWindow(&testing.T{})
+	pool := w.NewPool()
+
+	b.ResetTimer()
+	for i := 0; i < b.N; i++ {
+		// Simulate a frame: allocate, use, reset
+		for j := 0; j < 10; j++ {
+			pool.GetBool()
+			pool.GetClickable()
+		}
+		pool.Reset()
+	}
+}