зеркало из https://github.com/github/ruby.git
727 строки
19 KiB
Ruby
727 строки
19 KiB
Ruby
# encoding: utf-8
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######################################################################
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# This file is imported from the minitest project.
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# DO NOT make modifications in this repo. They _will_ be reverted!
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# File a patch instead and assign it to Ryan Davis.
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######################################################################
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# encoding: utf-8
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require 'minitest/autorun'
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require 'stringio'
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class MiniSpecA < MiniTest::Spec; end
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class MiniSpecB < MiniTest::Spec; end
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class ExampleA; end
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class ExampleB < ExampleA; end
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describe MiniTest::Spec do
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def assert_triggered expected = "blah", klass = MiniTest::Assertion
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@assertion_count += 2
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e = assert_raises(klass) do
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yield
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end
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msg = e.message.sub(/(---Backtrace---).*/m, '\1')
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msg.gsub!(/\(oid=[-0-9]+\)/, '(oid=N)')
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assert_equal expected, msg
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end
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before do
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@assertion_count = 4
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end
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after do
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self._assertions.must_equal @assertion_count
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end
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it "needs to be able to catch a MiniTest::Assertion exception" do
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@assertion_count = 1
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assert_triggered "Expected 1 to not be equal to 1." do
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1.wont_equal 1
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end
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end
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it "needs to be sensible about must_include order" do
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@assertion_count += 3 # must_include is 2 assertions
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[1, 2, 3].must_include(2).must_equal true
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assert_triggered "Expected [1, 2, 3] to include 5." do
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[1, 2, 3].must_include 5
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end
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assert_triggered "msg.\nExpected [1, 2, 3] to include 5." do
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[1, 2, 3].must_include 5, "msg"
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end
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end
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it "needs to be sensible about wont_include order" do
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@assertion_count += 3 # wont_include is 2 assertions
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[1, 2, 3].wont_include(5).must_equal false
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assert_triggered "Expected [1, 2, 3] to not include 2." do
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[1, 2, 3].wont_include 2
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end
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assert_triggered "msg.\nExpected [1, 2, 3] to not include 2." do
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[1, 2, 3].wont_include 2, "msg"
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end
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end
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it "needs to catch an expected exception" do
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@assertion_count = 2
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proc { raise "blah" }.must_raise RuntimeError
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proc { raise MiniTest::Assertion }.must_raise MiniTest::Assertion
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end
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it "needs to catch an unexpected exception" do
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@assertion_count -= 2 # no positive
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msg = <<-EOM.gsub(/^ {6}/, '').chomp
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[RuntimeError] exception expected, not
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Class: <MiniTest::Assertion>
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Message: <\"MiniTest::Assertion\">
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---Backtrace---
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EOM
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assert_triggered msg do
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proc { raise MiniTest::Assertion }.must_raise RuntimeError
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end
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assert_triggered "msg.\n#{msg}" do
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proc { raise MiniTest::Assertion }.must_raise RuntimeError, "msg"
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end
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end
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it "needs to ensure silence" do
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@assertion_count -= 1 # no msg
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@assertion_count += 2 # assert_output is 2 assertions
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proc { }.must_be_silent.must_equal true
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assert_triggered "In stdout.\nExpected: \"\"\n Actual: \"xxx\"" do
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proc { print "xxx" }.must_be_silent
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end
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end
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it "needs to have all methods named well" do
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@assertion_count = 2
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methods = Object.public_instance_methods.find_all { |n| n =~ /^must|^wont/ }
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methods.map! { |m| m.to_s } if Symbol === methods.first
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musts, wonts = methods.sort.partition { |m| m =~ /^must/ }
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expected_musts = %w(must_be
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must_be_close_to
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must_be_empty
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must_be_instance_of
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must_be_kind_of
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must_be_nil
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must_be_same_as
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must_be_silent
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must_be_within_delta
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must_be_within_epsilon
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must_equal
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must_include
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must_match
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must_output
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must_raise
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must_respond_to
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must_send
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must_throw)
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bad = %w[not raise throw send output be_silent]
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expected_wonts = expected_musts.map { |m| m.sub(/^must/, 'wont') }
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expected_wonts.reject! { |m| m =~ /wont_#{Regexp.union(*bad)}/ }
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musts.must_equal expected_musts
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wonts.must_equal expected_wonts
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end
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it "needs to raise if an expected exception is not raised" do
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@assertion_count -= 2 # no positive test
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assert_triggered "RuntimeError expected but nothing was raised." do
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proc { 42 }.must_raise RuntimeError
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end
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assert_triggered "msg.\nRuntimeError expected but nothing was raised." do
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proc { 42 }.must_raise RuntimeError, "msg"
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end
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end
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it "needs to verify binary messages" do
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42.wont_be(:<, 24).must_equal false
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assert_triggered 'Expected 24 to not be < 42.' do
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24.wont_be :<, 42
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end
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assert_triggered "msg.\nExpected 24 to not be < 42." do
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24.wont_be :<, 42, "msg"
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end
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end
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it "needs to verify emptyness" do
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@assertion_count += 3 # empty is 2 assertions
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[].must_be_empty.must_equal true
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assert_triggered "Expected [42] to be empty." do
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[42].must_be_empty
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end
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assert_triggered "msg.\nExpected [42] to be empty." do
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[42].must_be_empty "msg"
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end
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end
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it "needs to verify equality" do
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(6 * 7).must_equal(42).must_equal true
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assert_triggered "Expected: 42\n Actual: 54" do
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(6 * 9).must_equal 42
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end
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assert_triggered "msg.\nExpected: 42\n Actual: 54" do
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(6 * 9).must_equal 42, "msg"
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end
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end
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it "needs to verify floats outside a delta" do
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@assertion_count += 1 # extra test
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24.wont_be_close_to(42).must_equal false
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assert_triggered 'Expected |42 - 42.0| (0.0) to not be < 0.001.' do
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(6 * 7.0).wont_be_close_to 42
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end
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assert_triggered 'Expected |42 - 42.0| (0.0) to not be < 1.0e-05.' do
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(6 * 7.0).wont_be_close_to 42, 0.00001
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end
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assert_triggered "msg.\nExpected |42 - 42.0| (0.0) to not be < 1.0e-05." do
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(6 * 7.0).wont_be_close_to 42, 0.00001, "msg"
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end
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end
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it "needs to verify floats outside an epsilon" do
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@assertion_count += 1 # extra test
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24.wont_be_within_epsilon(42).must_equal false
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assert_triggered 'Expected |42 - 42.0| (0.0) to not be < 0.042.' do
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(6 * 7.0).wont_be_within_epsilon 42
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end
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assert_triggered 'Expected |42 - 42.0| (0.0) to not be < 0.00042.' do
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(6 * 7.0).wont_be_within_epsilon 42, 0.00001
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end
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assert_triggered "msg.\nExpected |42 - 42.0| (0.0) to not be < 0.00042." do
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(6 * 7.0).wont_be_within_epsilon 42, 0.00001, "msg"
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end
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end
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it "needs to verify floats within a delta" do
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@assertion_count += 1 # extra test
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(6.0 * 7).must_be_close_to(42.0).must_equal true
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assert_triggered 'Expected |0.0 - 0.01| (0.01) to be < 0.001.' do
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(1.0 / 100).must_be_close_to 0.0
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end
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assert_triggered 'Expected |0.0 - 0.001| (0.001) to be < 1.0e-06.' do
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(1.0 / 1000).must_be_close_to 0.0, 0.000001
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end
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assert_triggered "msg.\nExpected |0.0 - 0.001| (0.001) to be < 1.0e-06." do
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(1.0 / 1000).must_be_close_to 0.0, 0.000001, "msg"
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end
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end
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it "needs to verify floats within an epsilon" do
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@assertion_count += 1 # extra test
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(6.0 * 7).must_be_within_epsilon(42.0).must_equal true
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assert_triggered 'Expected |0.0 - 0.01| (0.01) to be < 0.0.' do
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(1.0 / 100).must_be_within_epsilon 0.0
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end
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assert_triggered 'Expected |0.0 - 0.001| (0.001) to be < 0.0.' do
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(1.0 / 1000).must_be_within_epsilon 0.0, 0.000001
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end
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assert_triggered "msg.\nExpected |0.0 - 0.001| (0.001) to be < 0.0." do
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(1.0 / 1000).must_be_within_epsilon 0.0, 0.000001, "msg"
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end
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end
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it "needs to verify identity" do
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1.must_be_same_as(1).must_equal true
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assert_triggered "Expected 1 (oid=N) to be the same as 2 (oid=N)." do
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1.must_be_same_as 2
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end
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assert_triggered "msg.\nExpected 1 (oid=N) to be the same as 2 (oid=N)." do
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1.must_be_same_as 2, "msg"
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end
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end
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it "needs to verify inequality" do
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42.wont_equal(6 * 9).must_equal false
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assert_triggered "Expected 1 to not be equal to 1." do
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1.wont_equal 1
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end
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assert_triggered "msg.\nExpected 1 to not be equal to 1." do
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1.wont_equal 1, "msg"
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end
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end
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it "needs to verify instances of a class" do
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42.wont_be_instance_of(String).must_equal false
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assert_triggered 'Expected 42 to not be an instance of Fixnum.' do
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42.wont_be_instance_of Fixnum
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end
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assert_triggered "msg.\nExpected 42 to not be an instance of Fixnum." do
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42.wont_be_instance_of Fixnum, "msg"
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end
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end
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it "needs to verify kinds of a class" do
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42.wont_be_kind_of(String).must_equal false
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assert_triggered 'Expected 42 to not be a kind of Integer.' do
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42.wont_be_kind_of Integer
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end
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assert_triggered "msg.\nExpected 42 to not be a kind of Integer." do
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42.wont_be_kind_of Integer, "msg"
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end
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end
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it "needs to verify kinds of objects" do
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@assertion_count += 2 # extra test
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(6 * 7).must_be_kind_of(Fixnum).must_equal true
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(6 * 7).must_be_kind_of(Numeric).must_equal true
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assert_triggered "Expected 42 to be a kind of String, not Fixnum." do
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(6 * 7).must_be_kind_of String
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end
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assert_triggered "msg.\nExpected 42 to be a kind of String, not Fixnum." do
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(6 * 7).must_be_kind_of String, "msg"
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end
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end
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it "needs to verify mismatch" do
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@assertion_count += 3 # match is 2
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"blah".wont_match(/\d+/).must_equal false
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assert_triggered "Expected /\\w+/ to not match \"blah\"." do
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"blah".wont_match(/\w+/)
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end
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assert_triggered "msg.\nExpected /\\w+/ to not match \"blah\"." do
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"blah".wont_match(/\w+/, "msg")
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end
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end
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it "needs to verify nil" do
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nil.must_be_nil.must_equal true
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assert_triggered "Expected 42 to be nil." do
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42.must_be_nil
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end
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assert_triggered "msg.\nExpected 42 to be nil." do
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42.must_be_nil "msg"
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end
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end
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it "needs to verify non-emptyness" do
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@assertion_count += 3 # empty is 2 assertions
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['some item'].wont_be_empty.must_equal false
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assert_triggered "Expected [] to not be empty." do
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[].wont_be_empty
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end
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assert_triggered "msg.\nExpected [] to not be empty." do
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[].wont_be_empty "msg"
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end
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end
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it "needs to verify non-identity" do
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1.wont_be_same_as(2).must_equal false
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assert_triggered "Expected 1 (oid=N) to not be the same as 1 (oid=N)." do
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1.wont_be_same_as 1
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end
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assert_triggered "msg.\nExpected 1 (oid=N) to not be the same as 1 (oid=N)." do
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1.wont_be_same_as 1, "msg"
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end
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end
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it "needs to verify non-nil" do
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42.wont_be_nil.must_equal false
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assert_triggered "Expected nil to not be nil." do
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nil.wont_be_nil
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end
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assert_triggered "msg.\nExpected nil to not be nil." do
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nil.wont_be_nil "msg"
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end
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end
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it "needs to verify objects not responding to a message" do
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"".wont_respond_to(:woot!).must_equal false
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assert_triggered 'Expected "" to not respond to to_s.' do
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"".wont_respond_to :to_s
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end
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assert_triggered "msg.\nExpected \"\" to not respond to to_s." do
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"".wont_respond_to :to_s, "msg"
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end
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end
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it "needs to verify output in stderr" do
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@assertion_count -= 1 # no msg
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proc { $stderr.print "blah" }.must_output(nil, "blah").must_equal true
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assert_triggered "In stderr.\nExpected: \"blah\"\n Actual: \"xxx\"" do
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proc { $stderr.print "xxx" }.must_output(nil, "blah")
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end
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end
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it "needs to verify output in stdout" do
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@assertion_count -= 1 # no msg
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proc { print "blah" }.must_output("blah").must_equal true
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assert_triggered "In stdout.\nExpected: \"blah\"\n Actual: \"xxx\"" do
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proc { print "xxx" }.must_output("blah")
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end
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end
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it "needs to verify regexp matches" do
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@assertion_count += 3 # must_match is 2 assertions
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"blah".must_match(/\w+/).must_equal true
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assert_triggered "Expected /\\d+/ to match \"blah\"." do
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"blah".must_match(/\d+/)
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end
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assert_triggered "msg.\nExpected /\\d+/ to match \"blah\"." do
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"blah".must_match(/\d+/, "msg")
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end
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end
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it "needs to verify throw" do
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@assertion_count += 2 # 2 extra tests
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proc { throw :blah }.must_throw(:blah).must_equal true
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assert_triggered "Expected :blah to have been thrown." do
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proc { }.must_throw :blah
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end
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assert_triggered "Expected :blah to have been thrown, not :xxx." do
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proc { throw :xxx }.must_throw :blah
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end
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assert_triggered "msg.\nExpected :blah to have been thrown." do
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proc { }.must_throw :blah, "msg"
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end
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assert_triggered "msg.\nExpected :blah to have been thrown, not :xxx." do
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proc { throw :xxx }.must_throw :blah, "msg"
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end
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end
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it "needs to verify types of objects" do
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(6 * 7).must_be_instance_of(Fixnum).must_equal true
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exp = "Expected 42 to be an instance of String, not Fixnum."
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assert_triggered exp do
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(6 * 7).must_be_instance_of String
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end
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assert_triggered "msg.\n#{exp}" do
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(6 * 7).must_be_instance_of String, "msg"
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end
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end
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it "needs to verify using any (negative) predicate" do
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@assertion_count -= 1 # doesn't take a message
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"blah".wont_be(:empty?).must_equal false
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assert_triggered "Expected \"\" to not be empty?." do
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"".wont_be :empty?
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end
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end
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it "needs to verify using any binary operator" do
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@assertion_count -= 1 # no msg
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41.must_be(:<, 42).must_equal true
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assert_triggered "Expected 42 to be < 41." do
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42.must_be(:<, 41)
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end
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end
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it "needs to verify using any predicate" do
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@assertion_count -= 1 # no msg
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"".must_be(:empty?).must_equal true
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assert_triggered "Expected \"blah\" to be empty?." do
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"blah".must_be :empty?
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end
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end
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it "needs to verify using respond_to" do
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42.must_respond_to(:+).must_equal true
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assert_triggered "Expected 42 (Fixnum) to respond to #clear." do
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42.must_respond_to :clear
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end
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assert_triggered "msg.\nExpected 42 (Fixnum) to respond to #clear." do
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42.must_respond_to :clear, "msg"
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end
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end
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end
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|
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describe MiniTest::Spec, :let do
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i_suck_and_my_tests_are_order_dependent!
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|
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def _count
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$let_count ||= 0
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end
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let :count do
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$let_count += 1
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$let_count
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end
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it "is evaluated once per example" do
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_count.must_equal 0
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|
||
count.must_equal 1
|
||
count.must_equal 1
|
||
|
||
_count.must_equal 1
|
||
end
|
||
|
||
it "is REALLY evaluated once per example" do
|
||
_count.must_equal 1
|
||
|
||
count.must_equal 2
|
||
count.must_equal 2
|
||
|
||
_count.must_equal 2
|
||
end
|
||
end
|
||
|
||
describe MiniTest::Spec, :subject do
|
||
attr_reader :subject_evaluation_count
|
||
|
||
subject do
|
||
@subject_evaluation_count ||= 0
|
||
@subject_evaluation_count += 1
|
||
@subject_evaluation_count
|
||
end
|
||
|
||
it "is evaluated once per example" do
|
||
subject.must_equal 1
|
||
subject.must_equal 1
|
||
subject_evaluation_count.must_equal 1
|
||
end
|
||
end
|
||
|
||
class TestMeta < MiniTest::Unit::TestCase
|
||
def test_setup
|
||
srand 42
|
||
MiniTest::Unit::TestCase.reset
|
||
end
|
||
|
||
def util_structure
|
||
x = y = z = nil
|
||
before_list = []
|
||
after_list = []
|
||
x = describe "top-level thingy" do
|
||
before { before_list << 1 }
|
||
after { after_list << 1 }
|
||
|
||
it "top-level-it" do end
|
||
|
||
y = describe "inner thingy" do
|
||
before { before_list << 2 }
|
||
after { after_list << 2 }
|
||
it "inner-it" do end
|
||
|
||
z = describe "very inner thingy" do
|
||
before { before_list << 3 }
|
||
after { after_list << 3 }
|
||
it "inner-it" do end
|
||
|
||
it {} # ignore me
|
||
specify {} # anonymous it
|
||
end
|
||
end
|
||
end
|
||
|
||
return x, y, z, before_list, after_list
|
||
end
|
||
|
||
def test_register_spec_type
|
||
original_types = MiniTest::Spec::TYPES.dup
|
||
|
||
assert_equal [[//, MiniTest::Spec]], MiniTest::Spec::TYPES
|
||
|
||
MiniTest::Spec.register_spec_type(/woot/, TestMeta)
|
||
|
||
p = lambda do |x| true end
|
||
MiniTest::Spec.register_spec_type TestMeta, &p
|
||
|
||
keys = MiniTest::Spec::TYPES.map(&:first)
|
||
|
||
assert_includes keys, /woot/
|
||
assert_includes keys, p
|
||
ensure
|
||
MiniTest::Spec::TYPES.replace original_types
|
||
end
|
||
|
||
def test_spec_type
|
||
original_types = MiniTest::Spec::TYPES.dup
|
||
|
||
MiniTest::Spec.register_spec_type(/A$/, MiniSpecA)
|
||
MiniTest::Spec.register_spec_type MiniSpecB do |desc|
|
||
desc.superclass == ExampleA
|
||
end
|
||
|
||
assert_equal MiniSpecA, MiniTest::Spec.spec_type(ExampleA)
|
||
assert_equal MiniSpecB, MiniTest::Spec.spec_type(ExampleB)
|
||
ensure
|
||
MiniTest::Spec::TYPES.replace original_types
|
||
end
|
||
|
||
def test_structure
|
||
x, y, z, * = util_structure
|
||
|
||
assert_equal "top-level thingy", x.to_s
|
||
assert_equal "top-level thingy::inner thingy", y.to_s
|
||
assert_equal "top-level thingy::inner thingy::very inner thingy", z.to_s
|
||
|
||
assert_equal "top-level thingy", x.desc
|
||
assert_equal "inner thingy", y.desc
|
||
assert_equal "very inner thingy", z.desc
|
||
|
||
top_methods = %w(setup teardown test_0001_top-level-it)
|
||
inner_methods1 = %w(setup teardown test_0001_inner-it)
|
||
inner_methods2 = inner_methods1 +
|
||
%w(test_0002_anonymous test_0003_anonymous)
|
||
|
||
assert_equal top_methods, x.instance_methods(false).sort.map(&:to_s)
|
||
assert_equal inner_methods1, y.instance_methods(false).sort.map(&:to_s)
|
||
assert_equal inner_methods2, z.instance_methods(false).sort.map(&:to_s)
|
||
end
|
||
|
||
def test_setup_teardown_behavior
|
||
_, _, z, before_list, after_list = util_structure
|
||
|
||
@tu = MiniTest::Unit.new
|
||
@output = StringIO.new("")
|
||
MiniTest::Unit.runner = nil # protect the outer runner from the inner tests
|
||
MiniTest::Unit.output = @output
|
||
|
||
tc = z.new :test_0002_anonymous
|
||
tc.run @tu
|
||
|
||
assert_equal [1, 2, 3], before_list
|
||
assert_equal [3, 2, 1], after_list
|
||
ensure
|
||
MiniTest::Unit.output = $stdout
|
||
end
|
||
|
||
def test_children
|
||
MiniTest::Spec.children.clear
|
||
|
||
x = y = z = nil
|
||
x = describe "top-level thingy" do
|
||
y = describe "first thingy" do end
|
||
|
||
it "top-level-it" do end
|
||
|
||
z = describe "second thingy" do end
|
||
end
|
||
|
||
assert_equal [x], MiniTest::Spec.children
|
||
assert_equal [y, z], x.children
|
||
assert_equal [], y.children
|
||
assert_equal [], z.children
|
||
end
|
||
|
||
def test_describe_first_structure
|
||
x = x1 = x2 = y = z = nil
|
||
x = describe "top-level thingy" do
|
||
y = describe "first thingy" do end
|
||
|
||
x1 = it "top level it" do end
|
||
x2 = it "не латинские буквы-и-спецсимволы&いった α, β, γ, δ, ε hello!!! world" do end
|
||
|
||
z = describe "second thingy" do end
|
||
end
|
||
|
||
test_methods = ['test_0001_top level it', 'test_0002_не латинские буквы-и-спецсимволы&いった α, β, γ, δ, ε hello!!! world'].sort
|
||
|
||
assert_equal test_methods, [x1, x2]
|
||
assert_equal test_methods,
|
||
x.instance_methods.grep(/^test/).map {|o| o.to_s}.sort
|
||
assert_equal [], y.instance_methods.grep(/^test/)
|
||
assert_equal [], z.instance_methods.grep(/^test/)
|
||
end
|
||
|
||
def test_structure_subclasses
|
||
z = nil
|
||
x = Class.new MiniTest::Spec do
|
||
def xyz; end
|
||
end
|
||
y = Class.new x do
|
||
z = describe("inner") {}
|
||
end
|
||
|
||
assert_respond_to x.new(nil), "xyz"
|
||
assert_respond_to y.new(nil), "xyz"
|
||
assert_respond_to z.new(nil), "xyz"
|
||
end
|
||
end
|