test

vlib/v/tests/options/option_unwrap_ifexpr_test.v

@@ -0,0 +1,28 @@
+type TestSmart = ?string | int
+
+fn test_simple_case() {
+	o := ?string('abc')
+	dump(o)
+	a := if o == none {
+		'none'
+	} else {
+		'${o} exists'
+	}
+	dump(a)
+	assert a == 'abc exists'
+}
+
+fn test_comptime_smartcast() {
+	t := TestSmart(?string('foobar'))
+	$for v in TestSmart.variants {
+		if t is v {
+			$if t is ?string {
+				if t == none {
+					panic('error')
+				} else {
+					assert t == 'foobar'
+				}
+			}
+		}
+	}
+}