diff --git a/test/runtests.jl b/test/runtests.jl
index ffb2669..d76d99f 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -151,6 +151,10 @@ end
         @test eof(reader)
         close(reader)
 
+        # rightposition (also implicitly alignlength)
+        records = collect(open(SAM.Reader, joinpath(samdir, "ce#5b.sam")))
+        @test SAM.rightposition(records[6]) == rightposition(records[6]) == 83
+
         # iterator
         @test length(collect(open(SAM.Reader, joinpath(samdir, "ce#1.sam")))) == 1
         @test length(collect(open(SAM.Reader, joinpath(samdir, "ce#2.sam")))) == 2
@@ -308,6 +312,10 @@ end
         @test record.tlen == new_record.tlen
         @test record.data == new_record.data
 
+        # rightposition (also implicitly alignlength)
+        records = collect(open(BAM.Reader, joinpath(bamdir, "ce#5b.bam")))
+        @test BAM.rightposition(records[6]) == rightposition(records[6]) == 83
+
         # iterator
         @test length(collect(open(BAM.Reader, joinpath(bamdir, "ce#1.bam")))) == 1
         @test length(collect(open(BAM.Reader, joinpath(bamdir, "ce#2.bam")))) == 2