diff -r e9d14d58be3c -r daf561a83ba6 pre_marking2/docdiff_test2.scala
--- a/pre_marking2/docdiff_test2.scala	Thu Jan 13 12:55:03 2022 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,10 +0,0 @@
-
-import CW7a._
-
-assert(occurrences(List("a", "b", "b", "c", "d")) == Map("a" -> 1, "b" -> 2, "c" -> 1, "d" -> 1))
-
-assert(occurrences(List("d", "b", "d", "b", "d")) == Map("d" -> 3, "b" -> 2))
-
-assert(occurrences(List("b", "b", "b", "b", "b")) == Map("b" -> 5))
-
-assert(occurrences(Nil) == Map())