aboutsummaryrefslogtreecommitdiffstats
path: root/railties/test/application/middleware/exceptions_test.rb
blob: 75afeec9057ad1926ce7dd86fefee11dd7d1bc23 (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
# frozen_string_literal: true

require "isolation/abstract_unit"
require "rack/test"

module ApplicationTests
  class MiddlewareExceptionsTest < ActiveSupport::TestCase
    include ActiveSupport::Testing::Isolation
    include Rack::Test::Methods

    def setup
      build_app
    end

    def teardown
      teardown_app
    end

    test "show exceptions middleware filter backtrace before logging" do
      controller :foo, <<-RUBY
        class FooController < ActionController::Base
          def index
            raise 'oops'
          end
        end
      RUBY

      get "/foo"
      assert_equal 500, last_response.status

      log = File.read(Rails.application.config.paths["log"].first)
      assert_no_match(/action_dispatch/, log, log)
      assert_match(/oops/, log, log)
    end

    test "renders active record exceptions as 404" do
      controller :foo, <<-RUBY
        class FooController < ActionController::Base
          def index
            raise ActiveRecord::RecordNotFound
          end
        end
      RUBY

      get "/foo"
      assert_equal 404, last_response.status
    end

    test "uses custom exceptions app" do
      add_to_config <<-RUBY
        config.exceptions_app = lambda do |env|
          [404, { "Content-Type" => "text/plain" }, ["YOU FAILED"]]
        end
      RUBY

      app.config.action_dispatch.show_exceptions = true

      get "/foo"
      assert_equal 404, last_response.status
      assert_equal "YOU FAILED", last_response.body
    end

    test "url generation error when action_dispatch.show_exceptions is set raises an exception" do
      controller :foo, <<-RUBY
        class FooController < ActionController::Base
          def index
            raise ActionController::UrlGenerationError
          end
        end
      RUBY

      app.config.action_dispatch.show_exceptions = true

      get "/foo"
      assert_equal 500, last_response.status
    end

    test "unspecified route when action_dispatch.show_exceptions is not set raises an exception" do
      app.config.action_dispatch.show_exceptions = false

      assert_raise(ActionController::RoutingError) do
        get "/foo"
      end
    end

    test "unspecified route when action_dispatch.show_exceptions is set shows 404" do
      app.config.action_dispatch.show_exceptions = true

      assert_nothing_raised do
        get "/foo"
        assert_match "The page you were looking for doesn't exist.", last_response.body
      end
    end

    test "unspecified route when action_dispatch.show_exceptions and consider_all_requests_local are set shows diagnostics" do
      app.config.action_dispatch.show_exceptions = true
      app.config.consider_all_requests_local = true

      assert_nothing_raised do
        get "/foo"
        assert_match "No route matches", last_response.body
      end
    end

    test "routing to an nonexistent controller when action_dispatch.show_exceptions and consider_all_requests_local are set shows diagnostics" do
      app_file "config/routes.rb", <<-RUBY
        Rails.application.routes.draw do
          resources :articles
        end
      RUBY

      app.config.action_dispatch.show_exceptions = true
      app.config.consider_all_requests_local = true

      get "/articles"
      assert_match "<title>Action Controller: Exception caught</title>", last_response.body
    end

    test "displays diagnostics message when exception raised in template that contains UTF-8" do
      controller :foo, <<-RUBY
        class FooController < ActionController::Base
          def index
          end
        end
      RUBY

      app.config.action_dispatch.show_exceptions = true
      app.config.consider_all_requests_local = true

      app_file "app/views/foo/index.html.erb", <<-ERB
        <% raise 'boooom' %>
        ✓測試テスト시험
      ERB

      get "/foo", utf8: "✓"
      assert_match(/boooom/, last_response.body)
      assert_match(/測試テスト시험/, last_response.body)
    end
  end
end