Check only one fixture

edwin0cheng · edwin0cheng · commit 95ba7da1abcd · 2020-03-11T00:45:03.000+08:00
diff --git 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:

Original file line number	Diff line number	Diff line change
`@@ -207,7 +207,12 @@ pub fn parse_single_fixture(fixture: &str) -> Option<FixtureEntry> {`
`207`	`207`	`if !fixture.lines().any(\|it\| it.trim_start().starts_with("//-")) {`
`208`	`208`	`return None;`
`209`	`209`	`}`
`210`		`- parse_fixture(fixture).into_iter().nth(0)`
	`210`	`+`
	`211`	`+ let fixtures = parse_fixture(fixture);`
	`212`	`+ if fixtures.len() > 1 {`
	`213`	`+ panic!("too many fixtures");`
	`214`	`+ }`
	`215`	`+ fixtures.into_iter().nth(0)`
`211`	`216`	`}`
`212`	`217`
`213`	`218`	`// Comparison functionality borrowed from cargo:`