gems.minitest-5.18.1.test.minitest.test_minitest_mock.rb Maven / Gradle / Ivy
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require "minitest/autorun"
def with_kwargs_env
ENV["MT_KWARGS_HAC\K"] = "1"
yield
ensure
ENV.delete "MT_KWARGS_HAC\K"
end
class TestMinitestMock < Minitest::Test
def setup
@mock = Minitest::Mock.new.expect(:foo, nil)
@mock.expect(:meaning_of_life, 42)
end
def test_create_stub_method
assert_nil @mock.foo
end
def test_allow_return_value_specification
assert_equal 42, @mock.meaning_of_life
end
def test_blow_up_if_not_called
@mock.foo
util_verify_bad "expected meaning_of_life() => 42"
end
def test_not_blow_up_if_everything_called
@mock.foo
@mock.meaning_of_life
assert_mock @mock
end
def test_allow_expectations_to_be_added_after_creation
@mock.expect(:bar, true)
assert @mock.bar
end
def test_not_verify_if_new_expected_method_is_not_called
@mock.foo
@mock.meaning_of_life
@mock.expect(:bar, true)
util_verify_bad "expected bar() => true"
end
def test_blow_up_on_wrong_number_of_arguments
@mock.foo
@mock.meaning_of_life
@mock.expect(:sum, 3, [1, 2])
e = assert_raises ArgumentError do
@mock.sum
end
assert_equal "mocked method :sum expects 2 arguments, got []", e.message
end
def test_return_mock_does_not_raise
retval = Minitest::Mock.new
mock = Minitest::Mock.new
mock.expect(:foo, retval)
mock.foo
assert_mock mock
end
def test_mock_args_does_not_raise
arg = Minitest::Mock.new
mock = Minitest::Mock.new
mock.expect(:foo, nil, [arg])
mock.foo(arg)
assert_mock mock
end
def test_set_expectation_on_special_methods
mock = Minitest::Mock.new
mock.expect :object_id, "received object_id"
assert_equal "received object_id", mock.object_id
mock.expect :respond_to_missing?, "received respond_to_missing?"
assert_equal "received respond_to_missing?", mock.respond_to_missing?
mock.expect :===, "received ==="
assert_equal "received ===", mock.===
mock.expect :inspect, "received inspect"
assert_equal "received inspect", mock.inspect
mock.expect :to_s, "received to_s"
assert_equal "received to_s", mock.to_s
mock.expect :public_send, "received public_send"
assert_equal "received public_send", mock.public_send
mock.expect :send, "received send"
assert_equal "received send", mock.send
assert_mock mock
end
def test_expectations_can_be_satisfied_via_send
@mock.send :foo
@mock.send :meaning_of_life
assert_mock @mock
end
def test_expectations_can_be_satisfied_via_public_send
skip "Doesn't run on 1.8" if RUBY_VERSION < "1.9"
@mock.public_send :foo
@mock.public_send :meaning_of_life
assert_mock @mock
end
def test_blow_up_on_wrong_arguments
@mock.foo
@mock.meaning_of_life
@mock.expect(:sum, 3, [1, 2])
e = assert_raises MockExpectationError do
@mock.sum(2, 4)
end
exp = "mocked method :sum called with unexpected arguments [2, 4]"
assert_equal exp, e.message
end
def test_expect_with_non_array_args
e = assert_raises ArgumentError do
@mock.expect :blah, 3, false
end
assert_match "args must be an array", e.message
end
def test_respond_appropriately
assert @mock.respond_to?(:foo)
assert @mock.respond_to?(:foo, true)
assert @mock.respond_to?("foo")
assert [email protected]_to?(:bar)
end
def test_no_method_error_on_unexpected_methods
e = assert_raises NoMethodError do
@mock.bar
end
expected = "unmocked method :bar, expected one of [:foo, :meaning_of_life]"
assert_match expected, e.message
end
def test_assign_per_mock_return_values
a = Minitest::Mock.new
b = Minitest::Mock.new
a.expect(:foo, :a)
b.expect(:foo, :b)
assert_equal :a, a.foo
assert_equal :b, b.foo
end
def test_do_not_create_stub_method_on_new_mocks
a = Minitest::Mock.new
a.expect(:foo, :a)
assert !Minitest::Mock.new.respond_to?(:foo)
end
def test_mock_is_a_blank_slate
@mock.expect :kind_of?, true, [String]
@mock.expect :==, true, [1]
assert @mock.kind_of?(String), "didn't mock :kind_of\?"
assert @mock == 1, "didn't mock :=="
end
def test_verify_allows_called_args_to_be_loosely_specified
mock = Minitest::Mock.new
mock.expect :loose_expectation, true, [Integer]
mock.loose_expectation 1
assert_mock mock
end
def test_verify_raises_with_strict_args
mock = Minitest::Mock.new
mock.expect :strict_expectation, true, [2]
e = assert_raises MockExpectationError do
mock.strict_expectation 1
end
exp = "mocked method :strict_expectation called with unexpected arguments [1]"
assert_equal exp, e.message
end
def test_method_missing_empty
mock = Minitest::Mock.new
mock.expect :a, nil
mock.a
e = assert_raises MockExpectationError do
mock.a
end
assert_equal "No more expects available for :a: [] {}", e.message
end
def test_same_method_expects_are_verified_when_all_called
mock = Minitest::Mock.new
mock.expect :foo, nil, [:bar]
mock.expect :foo, nil, [:baz]
mock.foo :bar
mock.foo :baz
assert_mock mock
end
def test_same_method_expects_blow_up_when_not_all_called
mock = Minitest::Mock.new
mock.expect :foo, nil, [:bar]
mock.expect :foo, nil, [:baz]
mock.foo :bar
e = assert_raises(MockExpectationError) { mock.verify }
exp = "expected foo(:baz) => nil, got [foo(:bar) => nil]"
assert_equal exp, e.message
end
def test_same_method_expects_with_same_args_blow_up_when_not_all_called
mock = Minitest::Mock.new
mock.expect :foo, nil, [:bar]
mock.expect :foo, nil, [:bar]
mock.foo :bar
e = assert_raises(MockExpectationError) { mock.verify }
exp = "expected foo(:bar) => nil, got [foo(:bar) => nil]"
assert_equal exp, e.message
end
def test_delegator_calls_are_propagated
delegator = Object.new
mock = Minitest::Mock.new delegator
refute delegator.nil?
refute mock.nil?
assert_mock mock
end
def test_handles_kwargs_in_error_message
mock = Minitest::Mock.new
mock.expect :foo, nil, [], kw: true
mock.expect :foo, nil, [], kw: false
mock.foo kw: true
e = assert_raises(MockExpectationError) { mock.verify }
exp = "expected foo(:kw=>false) => nil, got [foo(:kw=>true) => nil]"
assert_equal exp, e.message
end
def test_verify_passes_when_mock_block_returns_true
mock = Minitest::Mock.new
mock.expect :foo, nil do
true
end
mock.foo
assert_mock mock
end
def test_mock_block_is_passed_function_params
arg1, arg2, arg3 = :bar, [1, 2, 3], { :a => "a" }
mock = Minitest::Mock.new
mock.expect :foo, nil do |a1, a2, a3|
a1 == arg1 && a2 == arg2 && a3 == arg3
end
assert_silent do
if RUBY_VERSION > "3" then
mock.foo arg1, arg2, arg3
else
mock.foo arg1, arg2, **arg3 # oddity just for ruby 2.7
end
end
assert_mock mock
end
def test_mock_block_is_passed_keyword_args__block
arg1, arg2, arg3 = :bar, [1, 2, 3], { :a => "a" }
mock = Minitest::Mock.new
mock.expect :foo, nil do |k1:, k2:, k3:|
k1 == arg1 && k2 == arg2 && k3 == arg3
end
mock.foo(k1: arg1, k2: arg2, k3: arg3)
assert_mock mock
end
def test_mock_block_is_passed_keyword_args__block_bad_missing
arg1, arg2, arg3 = :bar, [1, 2, 3], { :a => "a" }
mock = Minitest::Mock.new
mock.expect :foo, nil do |k1:, k2:, k3:|
k1 == arg1 && k2 == arg2 && k3 == arg3
end
e = assert_raises ArgumentError do
mock.foo(k1: arg1, k2: arg2)
end
# basically testing ruby ... need ? for ruby < 2.7 :(
assert_match(/missing keyword: :?k3/, e.message)
end
def test_mock_block_is_passed_keyword_args__block_bad_extra
arg1, arg2, arg3 = :bar, [1, 2, 3], { :a => "a" }
mock = Minitest::Mock.new
mock.expect :foo, nil do |k1:, k2:|
k1 == arg1 && k2 == arg2 && k3 == arg3
end
e = assert_raises ArgumentError do
mock.foo(k1: arg1, k2: arg2, k3: arg3)
end
# basically testing ruby ... need ? for ruby < 2.7 :(
assert_match(/unknown keyword: :?k3/, e.message)
end
def test_mock_block_is_passed_keyword_args__block_bad_value
arg1, arg2, arg3 = :bar, [1, 2, 3], { :a => "a" }
mock = Minitest::Mock.new
mock.expect :foo, nil do |k1:, k2:, k3:|
k1 == arg1 && k2 == arg2 && k3 == arg3
end
e = assert_raises MockExpectationError do
mock.foo(k1: arg1, k2: arg2, k3: :BAD!)
end
exp = "mocked method :foo failed block w/ [] {:k1=>:bar, :k2=>[1, 2, 3], :k3=>:BAD!}"
assert_equal exp, e.message
end
def test_mock_block_is_passed_keyword_args__args
arg1, arg2, arg3 = :bar, [1, 2, 3], { :a => "a" }
mock = Minitest::Mock.new
mock.expect :foo, nil, k1: arg1, k2: arg2, k3: arg3
mock.foo(k1: arg1, k2: arg2, k3: arg3)
assert_mock mock
end
def test_mock_allow_all_kwargs__old_style_env
with_kwargs_env do
mock = Minitest::Mock.new
mock.expect :foo, true, [Hash]
assert_equal true, mock.foo(bar: 42)
end
end
def test_mock_allow_all_kwargs__old_style_env__rewrite
with_kwargs_env do
mock = Minitest::Mock.new
mock.expect :foo, true, [], bar: Integer
assert_equal true, mock.foo(bar: 42)
end
end
def test_mock_block_is_passed_keyword_args__args__old_style_bad
arg1, arg2, arg3 = :bar, [1, 2, 3], { :a => "a" }
mock = Minitest::Mock.new
mock.expect :foo, nil, [{k1: arg1, k2: arg2, k3: arg3}]
e = assert_raises ArgumentError do
mock.foo(k1: arg1, k2: arg2, k3: arg3)
end
assert_equal "mocked method :foo expects 1 arguments, got []", e.message
end
def test_mock_block_is_passed_keyword_args__args__old_style_env
with_kwargs_env do
arg1, arg2, arg3 = :bar, [1, 2, 3], { :a => "a" }
mock = Minitest::Mock.new
mock.expect :foo, nil, [{k1: arg1, k2: arg2, k3: arg3}]
mock.foo(k1: arg1, k2: arg2, k3: arg3)
assert_mock mock
end
end
def test_mock_block_is_passed_keyword_args__args__old_style_both
with_kwargs_env do
arg1, arg2, arg3 = :bar, [1, 2, 3], { :a => "a" }
mock = Minitest::Mock.new
assert_output nil, /Using MT_KWARGS_HAC. yet passing kwargs/ do
mock.expect :foo, nil, [{}], k1: arg1, k2: arg2, k3: arg3
end
mock.foo({}, k1: arg1, k2: arg2, k3: arg3)
assert_mock mock
end
end
def test_mock_block_is_passed_keyword_args__args_bad_missing
arg1, arg2, arg3 = :bar, [1, 2, 3], { :a => "a" }
mock = Minitest::Mock.new
mock.expect :foo, nil, k1: arg1, k2: arg2, k3: arg3
e = assert_raises ArgumentError do
mock.foo(k1: arg1, k2: arg2)
end
assert_equal "mocked method :foo expects 3 keyword arguments, got %p" % {k1: arg1, k2: arg2}, e.message
end
def test_mock_block_is_passed_keyword_args__args_bad_extra
arg1, arg2, arg3 = :bar, [1, 2, 3], { :a => "a" }
mock = Minitest::Mock.new
mock.expect :foo, nil, k1: arg1, k2: arg2
e = assert_raises ArgumentError do
mock.foo(k1: arg1, k2: arg2, k3: arg3)
end
assert_equal "mocked method :foo expects 2 keyword arguments, got %p" % {k1: arg1, k2: arg2, k3: arg3}, e.message
end
def test_mock_block_is_passed_keyword_args__args_bad_key
arg1, arg2, arg3 = :bar, [1, 2, 3], { :a => "a" }
mock = Minitest::Mock.new
mock.expect :foo, nil, k1: arg1, k2: arg2, k3: arg3
e = assert_raises MockExpectationError do
mock.foo(k1: arg1, k2: arg2, BAD: arg3)
end
assert_includes e.message, "unexpected keywords [:k1, :k2, :k3]"
assert_includes e.message, "vs [:k1, :k2, :BAD]"
end
def test_mock_block_is_passed_keyword_args__args_bad_val
arg1, arg2, arg3 = :bar, [1, 2, 3], { :a => "a" }
mock = Minitest::Mock.new
mock.expect :foo, nil, k1: arg1, k2: arg2, k3: arg3
e = assert_raises MockExpectationError do
mock.foo(k1: arg1, k2: :BAD!, k3: arg3)
end
assert_match(/unexpected keyword arguments.* vs .*:k2=>:BAD!/, e.message)
end
def test_mock_block_is_passed_function_block
mock = Minitest::Mock.new
block = proc { "bar" }
mock.expect :foo, nil do |arg, &blk|
arg == "foo" &&
blk == block
end
mock.foo "foo", &block
assert_mock mock
end
def test_mock_forward_keyword_arguments
mock = Minitest::Mock.new
mock.expect(:foo, nil) { |bar:| bar == 'bar' }
mock.foo(bar: 'bar')
assert_mock mock
end
def test_verify_fails_when_mock_block_returns_false
mock = Minitest::Mock.new
mock.expect :foo, nil do
false
end
e = assert_raises(MockExpectationError) { mock.foo }
exp = "mocked method :foo failed block w/ [] {}"
assert_equal exp, e.message
end
def test_mock_block_raises_if_args_passed
mock = Minitest::Mock.new
e = assert_raises(ArgumentError) do
mock.expect :foo, nil, [:a, :b, :c] do
true
end
end
exp = "args ignored when block given"
assert_match exp, e.message
end
def test_mock_block_raises_if_kwargs_passed
mock = Minitest::Mock.new
e = assert_raises(ArgumentError) do
mock.expect :foo, nil, kwargs:1 do
true
end
end
exp = "kwargs ignored when block given"
assert_match exp, e.message
end
def test_mock_returns_retval_when_called_with_block
mock = Minitest::Mock.new
mock.expect(:foo, 32) do
true
end
rs = mock.foo
assert_equal rs, 32
end
def util_verify_bad exp
e = assert_raises MockExpectationError do
@mock.verify
end
assert_equal exp, e.message
end
def test_mock_called_via_send
mock = Minitest::Mock.new
mock.expect(:foo, true)
mock.send :foo
assert_mock mock
end
def test_mock_called_via___send__
mock = Minitest::Mock.new
mock.expect(:foo, true)
mock.__send__ :foo
assert_mock mock
end
def test_mock_called_via_send_with_args
mock = Minitest::Mock.new
mock.expect(:foo, true, [1, 2, 3])
mock.send(:foo, 1, 2, 3)
assert_mock mock
end
end
require "minitest/metametameta"
class TestMinitestStub < Minitest::Test
# Do not parallelize since we're calling stub on class methods
def setup
super
Minitest::Test.reset
@tc = Minitest::Test.new "fake tc"
@assertion_count = 1
end
def teardown
super
assert_equal @assertion_count, @tc.assertions if self.passed?
end
class Time
def self.now
24
end
end
def assert_stub val_or_callable
@assertion_count += 1
t = Time.now.to_i
Time.stub :now, val_or_callable do
@tc.assert_equal 42, Time.now
end
@tc.assert_operator Time.now.to_i, :>=, t
end
def test_stub_private_module_method
@assertion_count += 1
t0 = Time.now
self.stub :sleep, nil do
@tc.assert_nil sleep(10)
end
@tc.assert_operator Time.now - t0, :<=, 1
end
def test_stub_private_module_method_indirect
@assertion_count += 1
fail_clapper = Class.new do
def fail_clap
raise
:clap
end
end.new
fail_clapper.stub :raise, nil do |safe_clapper|
@tc.assert_equal :clap, safe_clapper.fail_clap # either form works
@tc.assert_equal :clap, fail_clapper.fail_clap # yay closures
end
end
def test_stub_public_module_method
Math.stub :log10, :stubbed do
@tc.assert_equal :stubbed, Math.log10(1000)
end
end
def test_stub_value
assert_stub 42
end
def test_stub_block
assert_stub lambda { 42 }
end
def test_stub_block_args
@assertion_count += 1
t = Time.now.to_i
Time.stub :now, lambda { |n| n * 2 } do
@tc.assert_equal 42, Time.now(21)
end
@tc.assert_operator Time.now.to_i, :>=, t
end
def test_stub_callable
obj = Object.new
def obj.call
42
end
assert_stub obj
end
def test_stub_yield_self
obj = "foo"
val = obj.stub :to_s, "bar" do |s|
s.to_s
end
@tc.assert_equal "bar", val
end
def test_dynamic_method
@assertion_count = 2
dynamic = Class.new do
def self.respond_to? meth
meth == :found
end
def self.method_missing meth, *args, &block
if meth == :found
false
else
super
end
end
end
val = dynamic.stub(:found, true) do |s|
s.found
end
@tc.assert_equal true, val
@tc.assert_equal false, dynamic.found
end
def test_stub_NameError
e = @tc.assert_raises NameError do
Time.stub :nope_nope_nope, 42 do
# do nothing
end
end
exp = jruby? ? /Undefined method nope_nope_nope for '#{self.class}::Time'/ :
/undefined method `nope_nope_nope' for( class)? `#{self.class}::Time'/
assert_match exp, e.message
end
def test_mock_with_yield
mock = Minitest::Mock.new
mock.expect(:write, true) do
true
end
rs = nil
File.stub :open, true, mock do
File.open "foo.txt", "r" do |f|
rs = f.write
end
end
@tc.assert_equal true, rs
end
def test_mock_with_yield_kwargs
mock = Minitest::Mock.new
rs = nil
File.stub :open, true, mock, kw:42 do
File.open "foo.txt", "r" do |f, kw:|
rs = kw
end
end
@tc.assert_equal 42, rs
end
alias test_stub_value__old test_stub_value # TODO: remove/rename
## Permutation Sets:
# [:value, :lambda]
# [:*, :block, :block_call]
# [:**, :block_args]
#
# Where:
#
# :value = a normal value
# :lambda = callable or lambda
# :* = no block
# :block = normal block
# :block_call = :lambda invokes the block (N/A for :value)
# :** = no args
# :args = args passed to stub
## Permutations
# [:call, :*, :**] =>5 callable+block FIX: CALL BOTH (bug)
# [:call, :*, :**] =>6 callable
# [:lambda, :*, :**] => lambda result
# [:lambda, :*, :args] => lambda result NO ARGS
# [:lambda, :block, :**] =>5 lambda result FIX: CALL BOTH (bug)
# [:lambda, :block, :**] =>6 lambda result
# [:lambda, :block, :args] =>5 lambda result FIX: CALL BOTH (bug)
# [:lambda, :block, :args] =>6 lambda result
# [:lambda, :block, :args] =>7 raise ArgumentError
# [:lambda, :block_call, :**] =>5 lambda FIX: BUG!-not passed block to lambda
# [:lambda, :block_call, :**] =>6 lambda+block result
# [:lambda, :block_call, :args] =>5 lambda FIX: BUG!-not passed block to lambda
# [:lambda, :block_call, :args] =>6 lambda+block result
# [:value, :*, :**] => value
# [:value, :*, :args] => value, ignore args
# [:value, :block, :**] =>5 value, call block
# [:value, :block, :**] =>6 value
# [:value, :block, :args] =>5 value, call block w/ args
# [:value, :block, :args] =>6 value, call block w/ args, deprecated
# [:value, :block, :args] =>7 raise ArgumentError
# [:value, :block_call, :**] => N/A
# [:value, :block_call, :args] => N/A
class Bar
def call
puts "hi"
end
end
class Foo
def self.blocking
yield
end
end
class Thingy
def self.identity arg
arg
end
end
class Keywords
def self.args req, kw1:, kw2:24
[req, kw1, kw2]
end
end
def test_stub_callable_keyword_args
Keywords.stub :args, ->(*args, **kws) { [args, kws] } do
@tc.assert_equal [["woot"], { kw1: 42 }], Keywords.args("woot", kw1: 42)
end
end
def test_stub__hash_as_last_real_arg
with_kwargs_env do
token = Object.new
def token.create_with_retry u, p; raise "shouldn't see this"; end
controller = Object.new
controller.define_singleton_method :create do |u, p|
token.create_with_retry u, p
end
params = Object.new
def params.to_hash; raise "nah"; end
token.stub(:create_with_retry, ->(u, p) { 42 }) do
act = controller.create :u, params
@tc.assert_equal 42, act
end
end
end
def test_stub_callable_block_5 # from tenderlove
@assertion_count += 1
Foo.stub5 :blocking, Bar.new do
@tc.assert_output "hi\n", "" do
Foo.blocking do
@tc.flunk "shouldn't ever hit this"
end
end
end
end
def test_stub_callable_block_6 # from tenderlove
skip_stub6
@assertion_count += 1
Foo.stub6 :blocking, Bar.new do
@tc.assert_output "hi\n", "" do
Foo.blocking do
@tc.flunk "shouldn't ever hit this"
end
end
end
end
def test_stub_lambda
Thread.stub :new, lambda { 21+21 } do
@tc.assert_equal 42, Thread.new
end
end
def test_stub_lambda_args
Thread.stub :new, lambda { 21+21 }, :wtf do
@tc.assert_equal 42, Thread.new
end
end
def test_stub_lambda_block_5
Thread.stub5 :new, lambda { 21+21 } do
result = Thread.new do
@tc.flunk "shouldn't ever hit this"
end
@tc.assert_equal 42, result
end
end
def test_stub_lambda_block_6
skip_stub6
Thread.stub6 :new, lambda { 21+21 } do
result = Thread.new do
@tc.flunk "shouldn't ever hit this"
end
@tc.assert_equal 42, result
end
end
def test_stub_lambda_block_args_5
@assertion_count += 1
Thingy.stub5 :identity, lambda { |y| @tc.assert_equal :nope, y; 21+21 }, :WTF? do
result = Thingy.identity :nope do |x|
@tc.flunk "shouldn't reach this"
end
@tc.assert_equal 42, result
end
end
def test_stub_lambda_block_args_6
skip_stub6
@assertion_count += 1
Thingy.stub6 :identity, lambda { |y| @tc.assert_equal :nope, y; 21+21 }, :WTF? do
result = Thingy.identity :nope do |x|
@tc.flunk "shouldn't reach this"
end
@tc.assert_equal 42, result
end
end
def test_stub_lambda_block_args_6_2
skip_stub6
@tc.assert_raises ArgumentError do
Thingy.stub6_2 :identity, lambda { |y| :__not_run__ }, :WTF? do
# doesn't matter
end
end
end
def test_stub_lambda_block_call_5
@assertion_count += 1
rs = nil
io = StringIO.new "", "w"
File.stub5 :open, lambda { |p, m, &blk| blk and blk.call io } do
File.open "foo.txt", "r" do |f|
rs = f && f.write("woot")
end
end
@tc.assert_equal 4, rs
@tc.assert_equal "woot", io.string
end
def test_stub_lambda_block_call_6
skip_stub6
@assertion_count += 1
rs = nil
io = StringIO.new "", "w"
File.stub6 :open, lambda { |p, m, &blk| blk.call io } do
File.open "foo.txt", "r" do |f|
rs = f.write("woot")
end
end
@tc.assert_equal 4, rs
@tc.assert_equal "woot", io.string
end
def test_stub_lambda_block_call_args_5
@assertion_count += 1
rs = nil
io = StringIO.new "", "w"
File.stub5(:open, lambda { |p, m, &blk| blk and blk.call io }, :WTF?) do
File.open "foo.txt", "r" do |f|
rs = f.write("woot")
end
end
@tc.assert_equal 4, rs
@tc.assert_equal "woot", io.string
end
def test_stub_lambda_block_call_args_6
skip_stub6
@assertion_count += 1
rs = nil
io = StringIO.new "", "w"
File.stub6(:open, lambda { |p, m, &blk| blk.call io }, :WTF?) do
File.open "foo.txt", "r" do |f|
rs = f.write("woot")
end
end
@tc.assert_equal 4, rs
@tc.assert_equal "woot", io.string
end
def test_stub_lambda_block_call_args_6_2
skip_stub6
@assertion_count += 2
rs = nil
io = StringIO.new "", "w"
@tc.assert_raises ArgumentError do
File.stub6_2(:open, lambda { |p, m, &blk| blk.call io }, :WTF?) do
File.open "foo.txt", "r" do |f|
rs = f.write("woot")
end
end
end
@tc.assert_nil rs
@tc.assert_equal "", io.string
end
def test_stub_value
Thread.stub :new, 42 do
result = Thread.new
@tc.assert_equal 42, result
end
end
def test_stub_value_args
Thread.stub :new, 42, :WTF? do
result = Thread.new
@tc.assert_equal 42, result
end
end
def test_stub_value_block_5
@assertion_count += 1
Thread.stub5 :new, 42 do
result = Thread.new do
@tc.assert true
end
@tc.assert_equal 42, result
end
end
def test_stub_value_block_6
skip_stub6
Thread.stub6 :new, 42 do
result = Thread.new do
@tc.flunk "shouldn't hit this"
end
@tc.assert_equal 42, result
end
end
def test_stub_value_block_args_5
@assertion_count += 2
rs = nil
io = StringIO.new "", "w"
File.stub5 :open, :value, io do
result = File.open "foo.txt", "r" do |f|
rs = f.write("woot")
end
@tc.assert_equal :value, result
end
@tc.assert_equal 4, rs
@tc.assert_equal "woot", io.string
end
def test_stub_value_block_args_5__break_if_not_passed
e = @tc.assert_raises NoMethodError do
File.stub5 :open, :return_value do # intentionally bad setup w/ no args
File.open "foo.txt", "r" do |f|
f.write "woot"
end
end
end
exp = /undefined method `write' for nil/
assert_match exp, e.message
end
def test_stub_value_block_args_6
skip_stub6
@assertion_count += 2
rs = nil
io = StringIO.new "", "w"
assert_deprecated do
File.stub6 :open, :value, io do
result = File.open "foo.txt", "r" do |f|
rs = f.write("woot")
end
@tc.assert_equal :value, result
end
end
@tc.assert_equal 4, rs
@tc.assert_equal "woot", io.string
end
def test_stub_value_block_args_6_2
skip_stub6
@assertion_count += 2
rs = nil
io = StringIO.new "", "w"
@tc.assert_raises ArgumentError do
File.stub6_2 :open, :value, io do
result = File.open "foo.txt", "r" do |f|
@tc.flunk "shouldn't hit this"
end
@tc.assert_equal :value, result
end
end
@tc.assert_nil rs
@tc.assert_equal "", io.string
end
def assert_deprecated re = /deprecated/
assert_output "", re do
yield
end
end
def skip_stub6
skip "not yet" unless STUB6
end
end
STUB6 = ENV["STUB6"]
if STUB6 then
require "minitest/mock6" if STUB6
else
class Object
alias stub5 stub
alias stub6 stub
end
end