Add stub_called_with and related functions

test/__stub_clean-test.sh

@@ -0,0 +1,19 @@
+#! /usr/bin/env bash
+source "test-helper.sh"
+
+#
+# __stub_clean() tests.
+#
+
+# Removes unsets stub call list, removes stub from index
+STUB_INDEX=("uname=0" "top=1")
+STUB_0_CALLS=("<none>" "-r" "-r -a")
+STUB_1_CALLS=("-h")
+__stub_clean "uname"
+assert 'echo ${STUB_INDEX[@]}' "top=1"
+assert 'echo ${STUB_INDEX[0]}' "top=1"
+assert 'echo ${STUB_0_CALLS[@]}' ""
+
+
+# End of tests.
+assert_end "__stub_clean()"