run_must_fail
Build a test block from this test block builder, asserting that the building fails (i.e. throws an exception).
Typically used to test operation calls that must throw an exception.
Since
0.10.4
Build a test block from this test block builder, asserting that the building fails; i.e. throws an exception; with the given exception message.
Typically used to test operation calls that must throw an exception.
Since
0.11.0
Parameters
expected_message
the expected substring of the error message