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https://github.com/qrush/m

A Test::Unit runner that can run tests by line number.
https://github.com/qrush/m

Last synced: about 1 year ago
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A Test::Unit runner that can run tests by line number.

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M.RB

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----

`m` stands for metal, a better test/unit and minitest test runner that can run tests by line number.

INSTALL
=======

Install via:

$ gem install m

If you’re using Bundler, you’ll need to include it in your Gemfile. Toss it into the test group:

``` ruby
group :test do
gem "m"
end
```

USAGE
=====

Basically, I was sick of using the -n flag to grab one test to run. Instead, I prefer how RSpec’s test runner allows tests to be run by line number.

Given this file:

$ cat -n test/example_test.rb
1 require 'test/unit'
2
3 class ExampleTest < Test::Unit::TestCase
4 def test_apple
5 assert_equal 1, 1
6 end
7
8 def test_banana
9 assert_equal 1, 1
10 end
11 end

You can run a test by line number, using format m TEST_FILE:LINE_NUMBER_OF_TEST:

$ m test/example_test.rb:4
Run options: -n /test_apple/

# Running tests:

.

Finished tests in 0.000525s, 1904.7619 tests/s, 1904.7619 assertions/s.

1 tests, 1 assertions, 0 failures, 0 errors, 0 skips

Hit the wrong line number? No problem, m helps you out:

$ m test/example_test.rb:2
No tests found on line 2. Valid tests to run:

test_apple: m test/examples/test_unit_example_test.rb:4
test_banana: m test/examples/test_unit_example_test.rb:8

Want to run the whole test? Just leave off the line number.

$ m test/example_test.rb
Run options:

# Running tests:

..

Finished tests in 0.001293s, 1546.7904 tests/s, 3093.5808 assertions/s.

1 tests, 2 assertions, 0 failures, 0 errors, 0 skips

If you want to run all the tests in a directory as well as its subdirectories, use the `-r` flag:

$ m -r test/models
"Searching provided directory for tests recursively"
Run options:

..

Finished in 3.459902s, 45.0880 runs/s, 87.5747 assertions/s.

156 tests, 303 assertions, 0 failures, 0 errors, 13 skips

If you need to pass some option down to the actual runner, that is also supported:

$ m test/models -- --seed 1234
Run options: --seed 1234

..

Finished in 3.459902s, 45.0880 runs/s, 87.5747 assertions/s.

156 tests, 303 assertions, 0 failures, 0 errors, 13 skips

Ensure that you use the `--` before the options, otherwise you'll get an invalid option error. Also, these extra option should always be the last argument.

SUPPORT
=======

`m` works with a few Ruby test frameworks:

- Test::Unit
- ActiveSupport::TestCase
- MiniTest::Unit::TestCase
- Minitest

CONTRIBUTING
============

## Testing

You can run all the tests with:

bundle exec rake tests

You can also run tests selectively. For minitest 4 run:

bundle exec rake test:minitest4

and the ones for minitest 5 with:

bundle exec rake test:minitest5

LICENSE
=======

This gem is MIT licensed, please see LICENSE for more information.