add test to check we error when no prefix is defined

invenia · Apr 21, 2021 · abdb3f8 · abdb3f8
1 parent 0e4fbaa
commit abdb3f8
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/test/anchoredinterval.jl b/test/anchoredinterval.jl
@@ -585,6 +585,13 @@ using Intervals: Bounded, Ending, Beginning, canonicalize, isunbounded
             "AnchoredInterval{25,Char,Closed,Open}('a')"
         end
         @test sprint(show, interval) == shown
+
+        # Error if no prefix defined for the given period type
+        interval = AnchoredInterval{Microsecond(-1)}(Date(dt))
+        @test_throws ErrorException sprint(print, interval)
+
+        interval = AnchoredInterval{Nanosecond(-1)}(Date(dt))
+        @test_throws ErrorException sprint(print, interval)
     end
 
     @testset "equality" begin