Fresh start

1 files changed, 403 insertions, 0 deletions

diff --git a/jni/ruby/test/minitest/test_minitest_mock.rb b/jni/ruby/test/minitest/test_minitest_mock.rb
new file mode 100644
index 0000000..062cda5
--- /dev/null
+++ b/jni/ruby/test/minitest/test_minitest_mock.rb
@@ -0,0 +1,403 @@
+# encoding: utf-8
+
+require 'minitest/autorun'
+
+class TestMiniTestMock < MiniTest::Unit::TestCase
+  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, got []"
+  end
+
+  def test_not_blow_up_if_everything_called
+    @mock.foo
+    @mock.meaning_of_life
+
+    assert @mock.verify
+  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, got []"
+  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 0", 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.verify
+  end
+
+  def test_mock_args_does_not_raise
+    skip "non-opaque use of ==" if maglev?
+
+    arg = MiniTest::Mock.new
+    mock = MiniTest::Mock.new
+    mock.expect(:foo, nil, [arg])
+    mock.foo(arg)
+
+    assert mock.verify
+  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_equal "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 !@mock.respond_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_equal 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, [Fixnum]
+    @mock.expect :==, true, [1]
+
+    assert @mock.kind_of?(Fixnum), "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.verify
+  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.verify
+  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_verify_passes_when_mock_block_returns_true
+    mock = MiniTest::Mock.new
+    mock.expect :foo, nil do
+      true
+    end
+
+    mock.foo
+
+    assert mock.verify
+  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
+
+    mock.foo arg1, arg2, arg3
+
+    assert mock.verify
+  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_throws_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_equal 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
+end
+
+require "minitest/metametameta"
+
+class TestMiniTestStub < MiniTest::Unit::TestCase
+  def setup
+    super
+    MiniTest::Unit::TestCase.reset
+
+    @tc = MiniTest::Unit::TestCase.new 'fake tc'
+    @assertion_count = 1
+  end
+
+  def teardown
+    super
+    assert_equal @assertion_count, @tc._assertions
+  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
+
+    slow_clapper = Class.new do
+      def slow_clap
+        sleep 3
+        :clap
+      end
+    end.new
+
+    slow_clapper.stub :sleep, nil do |fast_clapper|
+      @tc.assert_equal :clap, fast_clapper.slow_clap # either form works
+      @tc.assert_equal :clap, slow_clapper.slow_clap # yay closures
+    end
+  end
+
+  def test_stub_public_module_method
+    Math.stub(:log10, 42.0) do
+      @tc.assert_in_delta 42.0, 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
+end