test chain

tada-team · Mar 23, 2021 · fdc2efc · fdc2efc
1 parent a211666
commit fdc2efc
Showing 1 changed file with 41 additions and 0 deletions.
diff --git a/swap_test.go b/swap_test.go
@@ -0,0 +1,41 @@
+package swap
+
+import "testing"
+
+func TestChain(t *testing.T) {
+	x := 2
+	y := 3
+
+	t.Run("defer", func(t *testing.T) {
+		if x != 2 {
+			t.Fatal("x must be 2")
+		}
+		defer Chain(
+			Int(&x, 10),
+			Int(&y, 20),
+		)()
+		if x != 10 {
+			t.Fatal("x must be 10")
+		}
+	})
+
+	if x != 2 {
+		t.Fatal("x must be 2")
+	}
+}
+
+func TestInt(t *testing.T) {
+	x := 2
+	t.Run("defer", func(t *testing.T) {
+		if x != 2 {
+			t.Fatal("x must be 2")
+		}
+		defer Int(&x, 10)()
+		if x != 10 {
+			t.Fatal("x must be 10")
+		}
+	})
+	if x != 2 {
+		t.Fatal("x must be 2")
+	}
+}