Updated to 1.3.0 r4255.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@19634 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

test/mini/test_mini_test.rb

@@ -0,0 +1,847 @@
+############################################################
+# This file is imported from a different project.
+# DO NOT make modifications in this repo.
+# File a patch instead and assign it to Ryan Davis
+############################################################
+
+require 'stringio'
+require 'mini/test'
+
+Mini::Test.autorun
+
+class Mini::Test
+  attr_accessor :test_count
+  attr_accessor :assertion_count
+end
+
+class TestMiniTest < Mini::Test::TestCase
+
+  def setup
+    srand 42
+    Mini::Test::TestCase.reset
+    @tu = Mini::Test.new
+    @output = StringIO.new("")
+    Mini::Test.output = @output
+    assert_equal [0, 0], @tu.run_test_suites
+  end
+
+  def teardown
+    Mini::Test.output = $stdout
+    Object.send :remove_const, :ATestCase if defined? ATestCase
+  end
+
+  BT_MIDDLE = ["./lib/mini/test.rb:165:in `run_test_suites'",
+               "./lib/mini/test.rb:161:in `each'",
+               "./lib/mini/test.rb:161:in `run_test_suites'",
+               "./lib/mini/test.rb:158:in `each'",
+               "./lib/mini/test.rb:158:in `run_test_suites'",
+               "./lib/mini/test.rb:139:in `run'",
+               "./lib/mini/test.rb:106:in `run'"]
+
+  def test_filter_backtrace
+    # this is a semi-lame mix of relative paths.
+    # I cheated by making the autotest parts not have ./
+    bt = (["lib/autotest.rb:571:in `add_exception'",
+           "test/test_autotest.rb:62:in `test_add_exception'",
+           "./lib/mini/test.rb:165:in `__send__'"] +
+          BT_MIDDLE +
+          ["./lib/mini/test.rb:29",
+           "test/test_autotest.rb:422"])
+    ex = ["lib/autotest.rb:571:in `add_exception'",
+          "test/test_autotest.rb:62:in `test_add_exception'"]
+    fu = Mini::filter_backtrace(bt)
+
+    assert_equal ex, fu
+  end
+
+  def test_filter_backtrace_all_unit
+    bt = (["./lib/mini/test.rb:165:in `__send__'"] +
+          BT_MIDDLE +
+          ["./lib/mini/test.rb:29"])
+    ex = bt.clone
+    fu = Mini::filter_backtrace(bt)
+    assert_equal ex, fu
+  end
+
+  def test_filter_backtrace_unit_starts
+    bt = (["./lib/mini/test.rb:165:in `__send__'"] +
+          BT_MIDDLE +
+          ["./lib/mini/test.rb:29",
+           "-e:1"])
+    ex = ["-e:1"]
+    fu = Mini::filter_backtrace(bt)
+    assert_equal ex, fu
+  end
+
+  def test_class_puke_with_assertion_failed
+    exception = Mini::Assertion.new "Oh no!"
+    exception.set_backtrace ["unhappy"]
+    assert_equal 'F', @tu.puke('SomeClass', 'method_name', exception)
+    assert_equal 1, @tu.failures
+    assert_match(/^Failure.*Oh no!/m, @tu.report.first)
+  end
+
+  def test_class_puke_with_failure_and_flunk_in_backtrace
+    exception = begin
+                  Mini::Test::TestCase.new('fake tc').flunk
+                rescue Mini::Assertion => failure
+                  failure
+                end
+    assert_equal 'F', @tu.puke('SomeClass', 'method_name', exception)
+    refute @tu.report.any?{|line| line =~ /in .flunk/}
+  end
+
+  def test_class_puke_with_non_failure_exception
+    exception = Exception.new("Oh no again!")
+    assert_equal 'E', @tu.puke('SomeClass', 'method_name', exception)
+    assert_equal 1, @tu.errors
+    assert_match(/^Exception.*Oh no again!/m, @tu.report.first)
+  end
+
+  def test_class_run_test_suites
+    tc = Class.new(Mini::Test::TestCase) do
+      def test_something
+        assert true
+      end
+    end
+
+    Object.const_set(:ATestCase, tc)
+
+    assert_equal [1, 1], @tu.run_test_suites
+  end
+
+  def test_run_failing # TODO: add error test
+    tc = Class.new(Mini::Test::TestCase) do
+      def test_something
+        assert true
+      end
+
+      def test_failure
+        assert false
+      end
+    end
+
+    Object.const_set(:ATestCase, tc)
+
+    @tu.run
+
+    expected = "Loaded suite blah
+Started
+F.
+Finished in 0.00
+
+  1) Failure:
+test_failure(ATestCase) [FILE:LINE]:
+Failed assertion, no message given.
+
+2 tests, 2 assertions, 1 failures, 0 errors, 0 skips
+"
+    util_assert_report expected
+  end
+
+  def test_run_error
+    tc = Class.new(Mini::Test::TestCase) do
+      def test_something
+        assert true
+      end
+
+      def test_error
+        raise "unhandled exception"
+      end
+    end
+
+    Object.const_set(:ATestCase, tc)
+
+    @tu.run
+
+    expected = "Loaded suite blah
+Started
+E.
+Finished in 0.00
+
+  1) Error:
+test_error(ATestCase):
+RuntimeError: unhandled exception
+    FILE:LINE:in `test_error'
+
+2 tests, 1 assertions, 0 failures, 1 errors, 0 skips
+"
+    util_assert_report expected
+  end
+
+  def test_run_error_teardown
+    tc = Class.new(Mini::Test::TestCase) do
+      def test_something
+        assert true
+      end
+
+      def teardown
+        raise "unhandled exception"
+      end
+    end
+
+    Object.const_set(:ATestCase, tc)
+
+    @tu.run
+
+    expected = "Loaded suite blah
+Started
+E
+Finished in 0.00
+
+  1) Error:
+test_something(ATestCase):
+RuntimeError: unhandled exception
+    FILE:LINE:in `teardown'
+
+1 tests, 1 assertions, 0 failures, 1 errors, 0 skips
+"
+    util_assert_report expected
+  end
+
+  def test_run_skip
+    tc = Class.new(Mini::Test::TestCase) do
+      def test_something
+        assert true
+      end
+
+      def test_skip
+        skip "not yet"
+      end
+    end
+
+    Object.const_set(:ATestCase, tc)
+
+    @tu.run
+
+    expected = "Loaded suite blah
+Started
+S.
+Finished in 0.00
+
+  1) Skipped:
+test_skip(ATestCase) [FILE:LINE]:
+not yet
+
+2 tests, 1 assertions, 0 failures, 0 errors, 1 skips
+"
+    util_assert_report expected
+  end
+
+  def util_assert_report expected = nil
+    expected ||= "Loaded suite blah
+Started
+.
+Finished in 0.00
+
+1 tests, 1 assertions, 0 failures, 0 errors, 0 skips
+"
+    output = @output.string.sub(/Finished in .*/, "Finished in 0.00")
+    output.sub!(/Loaded suite .*/, 'Loaded suite blah')
+    output.sub!(/[\w\/\.]+:\d+/, 'FILE:LINE')
+    assert_equal(expected, output)
+  end
+
+  def test_run_failing_filtered
+    tc = Class.new(Mini::Test::TestCase) do
+      def test_something
+        assert true
+      end
+
+      def test_failure
+        assert false
+      end
+    end
+
+    Object.const_set(:ATestCase, tc)
+
+    @tu.run(%w(-n /something/))
+
+    util_assert_report
+  end
+
+  def test_run_passing
+    tc = Class.new(Mini::Test::TestCase) do
+      def test_something
+        assert true
+      end
+    end
+
+    Object.const_set(:ATestCase, tc)
+
+    @tu.run
+
+    util_assert_report
+  end
+end
+
+class TestMiniTestTestCase < Mini::Test::TestCase
+  def setup
+    Mini::Test::TestCase.reset
+
+    @tc = Mini::Test::TestCase.new 'fake tc'
+    @zomg = "zomg ponies!"
+    @assertion_count = 1
+  end
+
+  def teardown
+    assert_equal(@assertion_count, @tc._assertions,
+                 "expected #{@assertion_count} assertions to be fired during the test, not #{@tc._assertions}") if @tc._assertions
+    Object.send :remove_const, :ATestCase if defined? ATestCase
+  end
+
+  def test_class_inherited
+    @assertion_count = 0
+
+    Object.const_set(:ATestCase, Class.new(Mini::Test::TestCase))
+
+    assert_equal [ATestCase], Mini::Test::TestCase.test_suites
+  end
+
+  def test_class_test_suites
+    @assertion_count = 0
+
+    Object.const_set(:ATestCase, Class.new(Mini::Test::TestCase))
+
+    assert_equal 1, Mini::Test::TestCase.test_suites.size
+    assert_equal [ATestCase], Mini::Test::TestCase.test_suites
+  end
+
+  def test_class_asserts_match_refutes
+    @assertion_count = 0
+
+    methods = Mini::Assertions.public_instance_methods
+    methods.map! { |m| m.to_s } if Symbol === methods.first
+
+    ignores = %w(assert_block assert_no_match assert_not_equal assert_not_nil
+                 assert_not_same assert_nothing_thrown assert_raise
+                 assert_nothing_raised assert_raises assert_throws assert_send)
+    asserts = methods.grep(/^assert/).sort - ignores
+    refutes = methods.grep(/^refute/).sort - ignores
+
+    assert_empty refutes.map { |n| n.sub(/^refute/, 'assert') } - asserts
+    assert_empty asserts.map { |n| n.sub(/^assert/, 'refute') } - refutes
+  end
+
+  def test_assert
+    @assertion_count = 2
+
+    @tc.assert_equal true, @tc.assert(true), "returns true on success"
+  end
+
+  def test_assert__triggered
+    util_assert_triggered "Failed assertion, no message given." do
+      @tc.assert false
+    end
+  end
+
+  def test_assert__triggered_message
+    util_assert_triggered @zomg do
+      @tc.assert false, @zomg
+    end
+  end
+
+  def test_assert_block
+    @tc.assert_block do
+      true
+    end
+  end
+
+  def test_assert_block_triggered
+    util_assert_triggered 'Expected block to return true value.' do
+      @tc.assert_block do
+        false
+      end
+    end
+  end
+
+  def test_assert_empty
+    @assertion_count = 2
+
+    @tc.assert_empty []
+  end
+
+  def test_assert_empty_triggered
+    @assertion_count = 2
+
+    util_assert_triggered "Expected [1] to be empty." do
+      @tc.assert_empty [1]
+    end
+  end
+
+  def test_assert_equal
+    @tc.assert_equal 1, 1
+  end
+
+  def test_assert_equal_different
+    util_assert_triggered "Expected 1, not 2." do
+      @tc.assert_equal 1, 2
+    end
+  end
+
+  def test_assert_in_delta
+    @tc.assert_in_delta 0.0, 1.0 / 1000, 0.1
+  end
+
+  def test_assert_in_delta_triggered
+    util_assert_triggered 'Expected 0.0 - 0.001 (0.001) to be < 1.0e-06.' do
+      @tc.assert_in_delta 0.0, 1.0 / 1000, 0.000001
+    end
+  end
+
+  def test_assert_in_epsilon
+    @assertion_count = 8
+
+    @tc.assert_in_epsilon 10000, 9991
+    @tc.assert_in_epsilon 9991, 10000
+    @tc.assert_in_epsilon 1.0, 1.001
+    @tc.assert_in_epsilon 1.001, 1.0
+
+    @tc.assert_in_epsilon 10000, 9999.1, 0.0001
+    @tc.assert_in_epsilon 9999.1, 10000, 0.0001
+    @tc.assert_in_epsilon 1.0, 1.0001, 0.0001
+    @tc.assert_in_epsilon 1.0001, 1.0, 0.0001
+  end
+
+  def test_assert_in_epsilon_triggered
+    util_assert_triggered 'Expected 10000 - 9990 (10) to be < 9.99.' do
+      @tc.assert_in_epsilon 10000, 9990
+    end
+  end
+
+  def test_assert_includes
+    @assertion_count = 2
+
+    @tc.assert_includes [true], true
+  end
+
+  def test_assert_includes_triggered
+    @assertion_count = 4
+
+    e = @tc.assert_raises Mini::Assertion do
+      @tc.assert_includes [true], false
+    end
+
+    expected = "Expected [true] to include false."
+    assert_equal expected, e.message
+  end
+
+  def test_assert_instance_of
+    @tc.assert_instance_of String, "blah"
+  end
+
+  def test_assert_instance_of_triggered
+    util_assert_triggered 'Expected "blah" to be an instance of Array, not String.' do
+      @tc.assert_instance_of Array, "blah"
+    end
+  end
+
+  def test_assert_kind_of
+    @tc.assert_kind_of String, "blah"
+  end
+
+  def test_assert_kind_of_triggered
+    util_assert_triggered 'Expected "blah" to be a kind of Array, not String.' do
+      @tc.assert_kind_of Array, "blah"
+    end
+  end
+
+  def test_assert_match
+    @assertion_count = 2
+    @tc.assert_match "blah blah blah", /\w+/
+  end
+
+  def test_assert_match_triggered
+    @assertion_count = 2
+    util_assert_triggered 'Expected /\d+/ to match "blah blah blah".' do
+      @tc.assert_match "blah blah blah", /\d+/
+    end
+  end
+
+  def test_assert_nil
+    @tc.assert_nil nil
+  end
+
+  def test_assert_nil_triggered
+    util_assert_triggered 'Expected 42 to be nil.' do
+      @tc.assert_nil 42
+    end
+  end
+
+  def test_assert_operator
+    @tc.assert_operator 2, :>, 1
+  end
+
+  def test_assert_operator_triggered
+    util_assert_triggered "Expected 2 to be < 1." do
+      @tc.assert_operator 2, :<, 1
+    end
+  end
+
+  def test_assert_raises
+    @assertion_count = 2
+
+    @tc.assert_raises RuntimeError do
+      raise "blah"
+    end
+  end
+
+  def test_assert_raises_triggered_different
+    @assertion_count = 2
+
+    e = assert_raises Mini::Assertion do
+      @tc.assert_raises RuntimeError do
+        raise SyntaxError, "icky"
+      end
+    end
+
+    expected = "<[RuntimeError]> exception expected, not
+Class: <SyntaxError>
+Message: <\"icky\">
+---Backtrace---
+FILE:LINE:in `test_assert_raises_triggered_different'
+---------------.
+Expected [RuntimeError] to include SyntaxError."
+
+    assert_equal expected, expected.gsub(/[\w\/\.]+:\d+/, 'FILE:LINE')
+  end
+
+  def test_assert_raises_triggered_none
+    e = assert_raises Mini::Assertion do
+      @tc.assert_raises Mini::Assertion do
+        # do nothing
+      end
+    end
+
+    expected = "Mini::Assertion expected but nothing was raised."
+
+    assert_equal expected, e.message
+  end
+
+  def test_assert_respond_to
+    @tc.assert_respond_to "blah", :empty?
+  end
+
+  def test_assert_respond_to_triggered
+    util_assert_triggered 'Expected "blah" (String) to respond to #rawr!.' do
+      @tc.assert_respond_to "blah", :rawr!
+    end
+  end
+
+  def test_assert_same
+    @assertion_count = 3
+
+    o = "blah"
+    @tc.assert_same 1, 1
+    @tc.assert_same :blah, :blah
+    @tc.assert_same o, o
+  end
+
+  def test_assert_same_triggered
+    @assertion_count = 2
+
+    util_assert_triggered 'Expected 2 (0xXXX) to be the same as 1 (0xXXX).' do
+      @tc.assert_same 1, 2
+    end
+
+    s1 = "blah"
+    s2 = "blah"
+
+    util_assert_triggered 'Expected "blah" (0xXXX) to be the same as "blah" (0xXXX).' do
+      @tc.assert_same s1, s2
+    end
+  end
+
+  def test_assert_send
+    @tc.assert_send [1, :<, 2]
+  end
+
+  def test_assert_send_bad
+    util_assert_triggered "Expected 1.>(*[2]) to return true." do
+      @tc.assert_send [1, :>, 2]
+    end
+  end
+
+  def test_assert_throws
+    @tc.assert_throws(:blah) do
+      throw :blah
+    end
+  end
+
+  def test_assert_throws_different
+    util_assert_triggered 'Expected :blah to have been thrown, not :not_blah.' do
+      @tc.assert_throws(:blah) do
+        throw :not_blah
+      end
+    end
+  end
+
+  def test_assert_throws_unthrown
+    util_assert_triggered 'Expected :blah to have been thrown.' do
+      @tc.assert_throws(:blah) do
+        # do nothing
+      end
+    end
+  end
+
+  def test_capture_io
+    @assertion_count = 0
+
+    out, err = capture_io do
+      puts 'hi'
+      warn 'bye!'
+    end
+
+    assert_equal "hi\n", out
+    assert_equal "bye!\n", err
+  end
+
+  def test_flunk
+    util_assert_triggered 'Epic Fail!' do
+      @tc.flunk
+    end
+  end
+
+  def test_flunk_message
+    util_assert_triggered @zomg do
+      @tc.flunk @zomg
+    end
+  end
+
+  def test_message
+    @assertion_count = 0
+
+    assert_equal "blah2.",         @tc.message { "blah2" }.call
+    assert_equal "blah2.",         @tc.message("") { "blah2" }.call
+    assert_equal "blah1.\nblah2.", @tc.message("blah1") { "blah2" }.call
+  end
+
+  def test_pass
+    @tc.pass
+  end
+
+  def test_test_methods_sorted
+    @assertion_count = 0
+
+    sample_test_case = Class.new(Mini::Test::TestCase)
+
+    class << sample_test_case
+      def test_order; :sorted end
+    end
+
+    sample_test_case.instance_eval do
+      define_method :test_test3 do assert "does not matter" end
+      define_method :test_test2 do assert "does not matter" end
+      define_method :test_test1 do assert "does not matter" end
+    end
+
+    expected = %w(test_test1 test_test2 test_test3)
+    assert_equal expected, sample_test_case.test_methods
+  end
+
+  def test_test_methods_random
+    @assertion_count = 0
+
+    sample_test_case = Class.new(Mini::Test::TestCase)
+
+    class << sample_test_case
+      def test_order; :random end
+    end
+
+    sample_test_case.instance_eval do
+      define_method :test_test1 do assert "does not matter" end
+      define_method :test_test2 do assert "does not matter" end
+      define_method :test_test3 do assert "does not matter" end
+    end
+
+    srand 42
+    expected = %w(test_test1 test_test2 test_test3)
+    max = expected.size
+    expected = expected.sort_by { rand(max) }
+
+    srand 42
+    result = sample_test_case.test_methods
+
+    assert_equal expected, result
+  end
+
+  def test_refute
+    @assertion_count = 2
+
+    @tc.assert_equal false, @tc.refute(false), "returns false on success"
+  end
+
+  def test_refute_empty
+    @assertion_count = 2
+
+    @tc.refute_empty [1]
+  end
+
+  def test_refute_empty_triggered
+    @assertion_count = 2
+
+    util_assert_triggered "Expected [] to not be empty." do
+      @tc.refute_empty []
+    end
+  end
+
+  def test_refute_equal
+    @tc.refute_equal "blah", "yay"
+  end
+
+  def test_refute_equal_triggered
+    util_assert_triggered 'Expected "blah" to not be equal to "blah".' do
+      @tc.refute_equal "blah", "blah"
+    end
+  end
+
+  def test_refute_in_delta
+    @tc.refute_in_delta 0.0, 1.0 / 1000, 0.000001
+  end
+
+  def test_refute_in_delta_triggered
+    util_assert_triggered 'Expected 0.0 - 0.001 (0.001) to not be < 0.1.' do
+      @tc.refute_in_delta 0.0, 1.0 / 1000, 0.1
+    end
+  end
+
+  def test_refute_in_epsilon
+    @tc.refute_in_epsilon 10000, 9990
+  end
+
+  def test_refute_in_epsilon_triggered
+    util_assert_triggered 'Expected 10000 - 9991 (9) to not be < 10.0.' do
+      @tc.refute_in_epsilon 10000, 9991
+      fail
+    end
+  end
+
+  def test_refute_includes
+    @assertion_count = 2
+
+    @tc.refute_includes [true], false
+  end
+
+  def test_refute_includes_triggered
+    @assertion_count = 4
+
+    e = @tc.assert_raises Mini::Assertion do
+      @tc.refute_includes [true], true
+    end
+
+    expected = "Expected [true] to not include true."
+    assert_equal expected, e.message
+  end
+
+  def test_refute_instance_of
+    @tc.refute_instance_of Array, "blah"
+  end
+
+  def test_refute_instance_of_triggered
+    util_assert_triggered 'Expected "blah" to not be an instance of String.' do
+      @tc.refute_instance_of String, "blah"
+    end
+  end
+
+  def test_refute_kind_of
+    @tc.refute_kind_of Array, "blah"
+  end
+
+  def test_refute_kind_of_triggered
+    util_assert_triggered 'Expected "blah" to not be a kind of String.' do
+      @tc.refute_kind_of String, "blah"
+    end
+  end
+
+  def test_refute_match
+    @tc.refute_match "blah blah blah", /\d+/
+  end
+
+  def test_refute_match_triggered
+    util_assert_triggered 'Expected /\w+/ to not match "blah blah blah".' do
+      @tc.refute_match "blah blah blah", /\w+/
+    end
+  end
+
+  def test_refute_nil
+    @tc.refute_nil 42
+  end
+
+  def test_refute_nil_triggered
+    util_assert_triggered 'Expected nil to not be nil.' do
+      @tc.refute_nil nil
+    end
+  end
+
+  def test_refute_operator
+    @tc.refute_operator 2, :<, 1
+  end
+
+  def test_refute_operator_triggered
+    util_assert_triggered "Expected 2 to not be > 1." do
+      @tc.refute_operator 2, :>, 1
+    end
+  end
+
+  def test_refute_respond_to
+    @tc.refute_respond_to "blah", :rawr!
+  end
+
+  def test_refute_respond_to_triggered
+    util_assert_triggered 'Expected "blah" to not respond to empty?.' do
+      @tc.refute_respond_to "blah", :empty?
+    end
+  end
+
+  def test_refute_same
+    @tc.refute_same 1, 2
+  end
+
+  # TODO: "with id <id>" crap from assertions.rb
+  def test_refute_same_triggered
+    util_assert_triggered 'Expected 1 to not be the same as 1.' do
+      @tc.refute_same 1, 1
+    end
+  end
+
+  def test_skip
+    @assertion_count = 0
+
+    util_assert_triggered "haha!", Mini::Skip do
+      @tc.skip "haha!"
+    end
+  end
+
+  def util_assert_triggered expected, klass = Mini::Assertion
+    e = assert_raises(klass) do
+      yield
+    end
+
+    msg = e.message.sub(/(---Backtrace---).*/m, '\1')
+    msg.gsub!(/\(0x[0-9a-f]+\)/, '(0xXXX)')
+
+    assert_equal expected, msg
+  end
+
+  if ENV['DEPRECATED'] then
+    require 'test/unit/assertions'
+    def test_assert_nothing_raised
+      @tc.assert_nothing_raised do
+        # do nothing
+      end
+    end
+
+    def test_assert_nothing_raised_triggered
+      expected = 'Exception raised:
+Class: <RuntimeError>
+Message: <"oops!">
+---Backtrace---'
+
+      util_assert_triggered expected do
+        @tc.assert_nothing_raised do
+          raise "oops!"
+        end
+      end
+    end
+  end
+end