add gitea ci workflow

calculator_test.go

@@ -0,0 +1,24 @@
+package calculator
+
+import "testing"
+
+func TestAdd(t *testing.T) {
+	result := Add(2, 3)
+	if result != 5 {
+		t.Errorf("expected 5, got %d", result)
+	}
+}
+
+func TestSubtract(t *testing.T) {
+	result := Subtract(5, 3)
+	if result != 2 {
+		t.Errorf("expected 2, got %d", result)
+	}
+}
+
+func TestMultiply(t *testing.T) {
+	result := Multiply(4, 3)
+	if result != 12 {
+		t.Errorf("expected 12, got %d", result)
+	}
+}