1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
|
require_relative 'spec_helper'
# Use this in tests in the tests directory with:
# require_relative 'test_utils'
# include TestUtils
module Dnsruby
module TestUtils
module_function
# Asserts that all exceptions whose type are the specified exception class
# or one of its subclasses are *not* raised.
#
# If any other kind of exception is raised, the test throws an exception
# (rather than failing).
#
# The test passes if and only if no exceptions are raised.
def assert_not_raised(exception_class, failure_message = nil)
begin
yield
rescue => e
if e.is_a?(exception_class)
flunk(failure_message || "An exception was not expected but was raised: #{e}")
else
raise e
end
end
end
=begin
# This should result in a test failure:
def test_target_exception
assert_not_raised(ArgumentError, 'ArgumentError') { raise ArgumentError.new }
end
# This should result in a test error:
def test_other_exception
assert_not_raised(ArgumentError, 'RuntimeError') { raise RuntimeError.new }
end
# This should result in a passed test:
def test_no_exception
assert_not_raised(ArgumentError, 'No Error') { }
end
=end
end
end
|
