Extraction of problem diagnostic knowledge from test cases

A computer program product comprising:

• a computer readable storage medium having program instructions stored thereon, the program instructions comprising:
• program instructions to create a first rule that includes a first pattern of program activity included in a first set of log entries that are associated with (i) a test case and (ii) a first scenario under which the first set of log entries were generated;
• and
• program instructions to respond to identification of at least a partial match between the first pattern of program activity and a second pattern of program activity, generating, by the one or more computer processors, a message that includes stored knowledge about the test case.

A computer system, the computer system comprising:

• one or more computer processors;
• one or more computer readable storage medium;
• and
• program instructions stored on the computer readable storage medium for execution by at least one of the one or more processors, the program instructions comprising:
• program instructions to create a first rule that includes a first pattern of program activity included in a first set of log entries that are associated with (i) a test case and (ii) a first scenario under which the first set of log entries were generated;
• and
• program instructions to respond to identification of at least a partial match between the first pattern of program activity and a second pattern of program activity, generating, by the one or more computer processors, a message that includes stored knowledge about the test case.