bindings: Verify that the correct error is returned from Bindings::find()

Signed-off-by: Daniel Silverstone <dsilvers@digital-scurf.org>

1 files changed, 28 insertions, 2 deletions

diff --git a/src/bindings.rs b/src/bindings.rs
index 510584d..40ef0b4 100644
--- a/src/bindings.rs
+++ b/src/bindings.rs
@@ -438,7 +438,10 @@ mod test_bindings {
         let binding = Binding::new(StepKind::When, r"I am Tomjon", "set_foo", None).unwrap();
         let mut bindings = Bindings::new();
         bindings.add(binding);
-        assert!(bindings.find(&step).is_err());
+        assert!(match bindings.find(&step) {
+            Err(SubplotError::BindingUnknown(_)) => true,
+            _ => false,
+        });
     }
 
     #[test]
@@ -448,7 +451,30 @@ mod test_bindings {
             Binding::new(StepKind::Given, r"I am Tomjon of Lancre", "set_foo", None).unwrap();
         let mut bindings = Bindings::new();
         bindings.add(binding);
-        assert!(bindings.find(&step).is_err());
+        assert!(match bindings.find(&step) {
+            Err(SubplotError::BindingUnknown(_)) => true,
+            _ => false,
+        });
+    }
+
+    #[test]
+    fn two_matching_bindings() {
+        let step = ScenarioStep::new(StepKind::Given, "given", "I am Tomjon");
+        let mut bindings = Bindings::default();
+        bindings.add(Binding::new(StepKind::Given, r"I am Tomjon", "set_foo", None).unwrap());
+        bindings.add(
+            Binding::new(
+                StepKind::Given,
+                &super::regex_from_simple_pattern(r"I am {name}", false).unwrap(),
+                "set_foo",
+                None,
+            )
+            .unwrap(),
+        );
+        assert!(match bindings.find(&step) {
+            Err(SubplotError::BindingNotUnique(_)) => true,
+            _ => false,
+        });
     }
 
     #[test]