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require "abstract_unit"
require "rails/test_unit/reporter"
require "minitest/mock"
class TestUnitReporterTest < ActiveSupport::TestCase
class ExampleTest < Minitest::Test
def woot; end
end
setup do
@output = StringIO.new
@reporter = Rails::TestUnitReporter.new @output, output_inline: true
end
test "prints rerun snippet to run a single failed test" do
@reporter.record(failed_test)
@reporter.report
assert_match %r{^bin/rails test .*test/test_unit/reporter_test\.rb:\d+$}, @output.string
assert_rerun_snippet_count 1
end
test "prints rerun snippet for every failed test" do
@reporter.record(failed_test)
@reporter.record(failed_test)
@reporter.record(failed_test)
@reporter.report
assert_rerun_snippet_count 3
end
test "does not print snippet for successful and skipped tests" do
@reporter.record(passing_test)
@reporter.record(skipped_test)
@reporter.report
assert_no_match "Failed tests:", @output.string
assert_rerun_snippet_count 0
end
test "prints rerun snippet for skipped tests if run in verbose mode" do
verbose = Rails::TestUnitReporter.new @output, verbose: true
verbose.record(skipped_test)
verbose.report
assert_rerun_snippet_count 1
end
test "allows to customize the executable in the rerun snippet" do
original_executable = Rails::TestUnitReporter.executable
begin
Rails::TestUnitReporter.executable = "bin/test"
@reporter.record(failed_test)
@reporter.report
assert_match %r{^bin/test .*test/test_unit/reporter_test\.rb:\d+$}, @output.string
ensure
Rails::TestUnitReporter.executable = original_executable
end
end
test "outputs failures inline" do
@reporter.record(failed_test)
@reporter.report
expect = %r{\AF\n\nFailure:\nTestUnitReporterTest::ExampleTest#woot \[[^\]]+\]:\nboo\n\nbin/rails test test/test_unit/reporter_test\.rb:\d+\n\n\z}
assert_match expect, @output.string
end
test "outputs errors inline" do
@reporter.record(errored_test)
@reporter.report
expect = %r{\AE\n\nError:\nTestUnitReporterTest::ExampleTest#woot:\nArgumentError: wups\n No backtrace\n\nbin/rails test .*test/test_unit/reporter_test\.rb:\d+\n\n\z}
assert_match expect, @output.string
end
test "outputs skipped tests inline if verbose" do
verbose = Rails::TestUnitReporter.new @output, verbose: true, output_inline: true
verbose.record(skipped_test)
verbose.report
expect = %r{\ATestUnitReporterTest::ExampleTest#woot = 10\.00 s = S\n\n\nSkipped:\nTestUnitReporterTest::ExampleTest#woot \[[^\]]+\]:\nskipchurches, misstemples\n\nbin/rails test test/test_unit/reporter_test\.rb:\d+\n\n\z}
assert_match expect, @output.string
end
test "does not output rerun snippets after run" do
@reporter.record(failed_test)
@reporter.report
assert_no_match "Failed tests:", @output.string
end
test "fail fast interrupts run on failure" do
fail_fast = Rails::TestUnitReporter.new @output, fail_fast: true
interrupt_raised = false
# Minitest passes through Interrupt, catch it manually.
begin
fail_fast.record(failed_test)
rescue Interrupt
interrupt_raised = true
ensure
assert interrupt_raised, "Expected Interrupt to be raised."
end
end
test "fail fast interrupts run on error" do
fail_fast = Rails::TestUnitReporter.new @output, fail_fast: true
interrupt_raised = false
# Minitest passes through Interrupt, catch it manually.
begin
fail_fast.record(errored_test)
rescue Interrupt
interrupt_raised = true
ensure
assert interrupt_raised, "Expected Interrupt to be raised."
end
end
test "fail fast does not interrupt run skips" do
fail_fast = Rails::TestUnitReporter.new @output, fail_fast: true
fail_fast.record(skipped_test)
assert_no_match "Failed tests:", @output.string
end
test "outputs colored passing results" do
@output.stub(:tty?, true) do
colored = Rails::TestUnitReporter.new @output, color: true, output_inline: true
colored.record(passing_test)
expect = %r{\e\[32m\.\e\[0m}
assert_match expect, @output.string
end
end
test "outputs colored skipped results" do
@output.stub(:tty?, true) do
colored = Rails::TestUnitReporter.new @output, color: true, output_inline: true
colored.record(skipped_test)
expect = %r{\e\[33mS\e\[0m}
assert_match expect, @output.string
end
end
test "outputs colored failed results" do
@output.stub(:tty?, true) do
colored = Rails::TestUnitReporter.new @output, color: true, output_inline: true
colored.record(errored_test)
expected = %r{\e\[31mE\e\[0m\n\n\e\[31mError:\nTestUnitReporterTest::ExampleTest#woot:\nArgumentError: wups\n No backtrace\n\e\[0m}
assert_match expected, @output.string
end
end
private
def assert_rerun_snippet_count(snippet_count)
assert_equal snippet_count, @output.string.scan(%r{^bin/rails test }).size
end
def failed_test
ft = ExampleTest.new(:woot)
ft.failures << begin
raise Minitest::Assertion, "boo"
rescue Minitest::Assertion => e
e
end
ft
end
def errored_test
et = ExampleTest.new(:woot)
et.failures << Minitest::UnexpectedError.new(ArgumentError.new("wups"))
et
end
def passing_test
ExampleTest.new(:woot)
end
def skipped_test
st = ExampleTest.new(:woot)
st.failures << begin
raise Minitest::Skip, "skipchurches, misstemples"
rescue Minitest::Assertion => e
e
end
st.time = 10
st
end
end
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