From 2f88f49ef6e20db6294bf15c53f7e202707ad024 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Alexander=20Thei=C3=9Fen?= <alex.theissen@me.com>
Date: Mon, 6 Sep 2021 16:25:50 +0200
Subject: [PATCH] Add test for empty loops (#169)

---
 src/gas/mod.rs | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/src/gas/mod.rs b/src/gas/mod.rs
index 57b2e95..0d60c72 100644
--- a/src/gas/mod.rs
+++ b/src/gas/mod.rs
@@ -964,4 +964,30 @@ mod tests {
 				(get_global 0)))
 		"#
 	}
+
+	test_gas_counter_injection! {
+		name = empty_loop;
+		input = r#"
+		(module
+			(func
+				(loop
+					(br 0)
+				)
+				unreachable
+			)
+		)
+		"#;
+		expected = r#"
+		(module
+			(func
+				(call 0 (i32.const 2))
+				(loop
+					(call 0 (i32.const 1))
+					(br 0)
+				)
+				unreachable
+			)
+		)
+		"#
+	}
 }