From 95ba7da1abcd18b49c1a2dfc16c8d0e34c64ef45 Mon Sep 17 00:00:00 2001
From: Edwin Cheng <edwin0cheng@gmail.com>
Date: Tue, 10 Mar 2020 22:52:43 +0800
Subject: Check only one fixture

---
 crates/test_utils/src/lib.rs | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'crates/test_utils')

diff --git a/crates/test_utils/src/lib.rs b/crates/test_utils/src/lib.rs
index 2432177b4..a0d8f4d37 100644
--- a/crates/test_utils/src/lib.rs
+++ b/crates/test_utils/src/lib.rs
@@ -207,7 +207,12 @@ pub fn parse_single_fixture(fixture: &str) -> Option<FixtureEntry> {
     if !fixture.lines().any(|it| it.trim_start().starts_with("//-")) {
         return None;
     }
-    parse_fixture(fixture).into_iter().nth(0)
+
+    let fixtures = parse_fixture(fixture);
+    if fixtures.len() > 1 {
+        panic!("too many fixtures");
+    }
+    fixtures.into_iter().nth(0)
 }
 
 // Comparison functionality borrowed from cargo:
-- 
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