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require File.expand_path('../../test_helper', __FILE__)
require 'mocha/parameters_matcher'
class ParametersMatcherTest < Test::Unit::TestCase
include Mocha
def test_should_match_any_actual_parameters_if_no_expected_parameters_specified
parameters_matcher = ParametersMatcher.new
assert parameters_matcher.match?([1, 2, 3])
end
def test_should_match_if_actual_parameters_are_same_as_expected_parameters
parameters_matcher = ParametersMatcher.new([4, 5, 6])
assert parameters_matcher.match?([4, 5, 6])
end
def test_should_not_match_if_actual_parameters_are_different_from_expected_parameters
parameters_matcher = ParametersMatcher.new([4, 5, 6])
assert !parameters_matcher.match?([1, 2, 3])
end
def test_should_not_match_if_there_are_less_actual_parameters_than_expected_parameters
parameters_matcher = ParametersMatcher.new([4, 5, 6])
assert !parameters_matcher.match?([4, 5])
end
def test_should_not_match_if_there_are_more_actual_parameters_than_expected_parameters
parameters_matcher = ParametersMatcher.new([4, 5])
assert !parameters_matcher.match?([4, 5, 6])
end
def test_should_not_match_if_not_all_required_parameters_are_supplied
optionals = ParameterMatchers::Optionally.new(6, 7)
parameters_matcher = ParametersMatcher.new([4, 5, optionals])
assert !parameters_matcher.match?([4])
end
def test_should_match_if_all_required_parameters_match_and_no_optional_parameters_are_supplied
optionals = ParameterMatchers::Optionally.new(6, 7)
parameters_matcher = ParametersMatcher.new([4, 5, optionals])
assert parameters_matcher.match?([4, 5])
end
def test_should_match_if_all_required_and_optional_parameters_match_and_some_optional_parameters_are_supplied
optionals = ParameterMatchers::Optionally.new(6, 7)
parameters_matcher = ParametersMatcher.new([4, 5, optionals])
assert parameters_matcher.match?([4, 5, 6])
end
def test_should_match_if_all_required_and_optional_parameters_match_and_all_optional_parameters_are_supplied
optionals = ParameterMatchers::Optionally.new(6, 7)
parameters_matcher = ParametersMatcher.new([4, 5, optionals])
assert parameters_matcher.match?([4, 5, 6, 7])
end
def test_should_not_match_if_all_required_and_optional_parameters_match_but_too_many_optional_parameters_are_supplied
optionals = ParameterMatchers::Optionally.new(6, 7)
parameters_matcher = ParametersMatcher.new([4, 5, optionals])
assert !parameters_matcher.match?([4, 5, 6, 7, 8])
end
def test_should_not_match_if_all_required_parameters_match_but_some_optional_parameters_do_not_match
optionals = ParameterMatchers::Optionally.new(6, 7)
parameters_matcher = ParametersMatcher.new([4, 5, optionals])
assert !parameters_matcher.match?([4, 5, 6, 0])
end
def test_should_not_match_if_some_required_parameters_do_not_match_although_all_optional_parameters_do_match
optionals = ParameterMatchers::Optionally.new(6, 7)
parameters_matcher = ParametersMatcher.new([4, 5, optionals])
assert !parameters_matcher.match?([4, 0, 6])
end
def test_should_not_match_if_all_required_parameters_match_but_no_optional_parameters_match
optionals = ParameterMatchers::Optionally.new(6, 7)
parameters_matcher = ParametersMatcher.new([4, 5, optionals])
assert !parameters_matcher.match?([4, 5, 0, 0])
end
def test_should_match_if_actual_parameters_satisfy_matching_block
parameters_matcher = ParametersMatcher.new { |x, y| x + y == 3 }
assert parameters_matcher.match?([1, 2])
end
def test_should_not_match_if_actual_parameters_do_not_satisfy_matching_block
parameters_matcher = ParametersMatcher.new { |x, y| x + y == 3 }
assert !parameters_matcher.match?([2, 3])
end
def test_should_remove_outer_array_braces
params = [1, 2, [3, 4]]
parameters_matcher = ParametersMatcher.new(params)
assert_equal '(1, 2, [3, 4])', parameters_matcher.mocha_inspect
end
def test_should_display_numeric_arguments_as_is
params = [1, 2, 3]
parameters_matcher = ParametersMatcher.new(params)
assert_equal '(1, 2, 3)', parameters_matcher.mocha_inspect
end
def test_should_remove_curly_braces_if_hash_is_only_argument
params = [{:a => 1, :z => 2}]
parameters_matcher = ParametersMatcher.new(params)
assert_nil parameters_matcher.mocha_inspect.index('{')
assert_nil parameters_matcher.mocha_inspect.index('}')
end
def test_should_not_remove_curly_braces_if_hash_is_not_the_only_argument
params = [1, {:a => 1}]
parameters_matcher = ParametersMatcher.new(params)
assert_equal '(1, {:a => 1})', parameters_matcher.mocha_inspect
end
def test_should_indicate_that_matcher_will_match_any_actual_parameters
parameters_matcher = ParametersMatcher.new
assert_equal '(any_parameters)', parameters_matcher.mocha_inspect
end
end
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