Added erroring and failing test to see the outcomes on sonar.

Author: jgebal

Diff for: test/between_string/test_betwnstr.pkb

@@ -17,7 +17,18 @@ create or replace package body test_betwnstr as
 
   procedure null_string is
   begin
-    ut.expect( betwnstr( null, 2, 5 ) ).to_( be_null );
+    ut.expect( betwnstr( null, 2, 5 ) ).to_( be_null() );
+  end;
+
+  procedure bad_params is
+  begin
+    ut.expect( betwnstr( '1234567', 'a', 'b' ) ).to_( be_null() );
+  end;
+
+  procedure bad_test
+  is
+  begin
+    ut.expect( betwnstr( '1234567', 0, 500 ) ).to_( equal('1') );
   end;
 
   procedure disabled_test is

Diff for: test/between_string/test_betwnstr.pks

@@ -14,6 +14,12 @@ create or replace package test_betwnstr as
   -- %test(Returns null for null input string value)
   procedure null_string;
 
+  -- %test(A demo of test raising runtime exception)
+  procedure bad_params;
+
+  -- %test(A demo of failing test)
+  procedure bad_test;
+
   -- %test(Demo of a disabled test)
   -- %disabled
   procedure disabled_test;