aboutsummaryrefslogtreecommitdiffstats
path: root/railties/lib/rails/test_unit/minitest_plugin.rb
blob: 9ebd635461e222d882506d6557852e982e8d4f04 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
# frozen_string_literal: true
require "active_support/core_ext/module/attribute_accessors"
require "rails/test_unit/reporter"
require "rails/test_unit/test_requirer"
require "shellwords"

module Minitest
  class SuppressedSummaryReporter < SummaryReporter
    # Disable extra failure output after a run if output is inline.
    def aggregated_results(*)
      super unless options[:output_inline]
    end
  end

  def self.plugin_rails_options(opts, options)
    executable = ::Rails::TestUnitReporter.executable
    opts.separator ""
    opts.separator "Usage: #{executable} [options] [files or directories]"
    opts.separator "You can run a single test by appending a line number to a filename:"
    opts.separator ""
    opts.separator "    #{executable} test/models/user_test.rb:27"
    opts.separator ""
    opts.separator "You can run multiple files and directories at the same time:"
    opts.separator ""
    opts.separator "    #{executable} test/controllers test/integration/login_test.rb"
    opts.separator ""
    opts.separator "By default test failures and errors are reported inline during a run."
    opts.separator ""

    opts.separator "Rails options:"
    opts.on("-e", "--environment ENV",
            "Run tests in the ENV environment") do |env|
      options[:environment] = env.strip
    end

    opts.on("-b", "--backtrace",
            "Show the complete backtrace") do
      options[:full_backtrace] = true
    end

    opts.on("-d", "--defer-output",
            "Output test failures and errors after the test run") do
      options[:output_inline] = false
    end

    opts.on("-f", "--fail-fast",
            "Abort test run on first failure or error") do
      options[:fail_fast] = true
    end

    opts.on("-c", "--[no-]color",
            "Enable color in the output") do |value|
      options[:color] = value
    end

    opts.on("-w", "--warnings",
            "Enable ruby warnings") do
      $VERBOSE = true
    end

    options[:color] = true
    options[:output_inline] = true
    options[:patterns] = opts.order! unless run_via.rake?
  end

  def self.rake_run(patterns, exclude_patterns = []) # :nodoc:
    self.run_via = :rake unless run_via.set?
    ::Rails::TestRequirer.require_files(patterns, exclude_patterns)
    autorun
  end

  module RunRespectingRakeTestopts
    def run(args = [])
      if run_via.rake?
        args = Shellwords.split(ENV["TESTOPTS"] || "")
      end

      super
    end
  end

  singleton_class.prepend RunRespectingRakeTestopts

  # Owes great inspiration to test runner trailblazers like RSpec,
  # minitest-reporters, maxitest and others.
  def self.plugin_rails_init(options)
    ENV["RAILS_ENV"] = options[:environment] || "test"

    # If run via `ruby` we've been passed the files to run directly, or if run
    # via `rake` then they have already been eagerly required.
    unless run_via.ruby? || run_via.rake?
      # If there are no given patterns, we can assume that the user
      # simply runs the `bin/rails test` command without extra arguments.
      if options[:patterns].empty?
        ::Rails::TestRequirer.require_files(options[:patterns], ["test/system/**/*"])
      else
        ::Rails::TestRequirer.require_files(options[:patterns])
      end
    end

    unless options[:full_backtrace] || ENV["BACKTRACE"]
      # Plugin can run without Rails loaded, check before filtering.
      Minitest.backtrace_filter = ::Rails.backtrace_cleaner if ::Rails.respond_to?(:backtrace_cleaner)
    end

    # Replace progress reporter for colors.
    reporter.reporters.delete_if { |reporter| reporter.kind_of?(SummaryReporter) || reporter.kind_of?(ProgressReporter) }
    reporter << SuppressedSummaryReporter.new(options[:io], options)
    reporter << ::Rails::TestUnitReporter.new(options[:io], options)
  end

  def self.run_via=(runner)
    if run_via.set?
      raise ArgumentError, "run_via already assigned"
    else
      run_via.runner = runner
    end
  end

  class RunVia
    attr_accessor :runner
    alias set? runner

    # Backwardscompatibility with Rails 5.0 generated plugin test scripts.
    def []=(runner, *)
      @runner = runner
    end

    def ruby?
      runner == :ruby
    end

    def rake?
      runner == :rake
    end
  end

  mattr_reader :run_via, default: RunVia.new
end

# Put Rails as the first plugin minitest initializes so other plugins
# can override or replace our default reporter setup.
# Since minitest only loads plugins if its extensions are empty we have
# to call `load_plugins` first.
Minitest.load_plugins
Minitest.extensions.unshift "rails"