Register mailer tests for minitest's spec DSL

1 files changed, 37 insertions, 0 deletions

diff --git a/actionmailer/test/spec_type_test.rb b/actionmailer/test/spec_type_test.rb
new file mode 100644
index 0000000000..90db59c2d2
--- /dev/null
+++ b/actionmailer/test/spec_type_test.rb
@@ -0,0 +1,37 @@
+require 'abstract_unit'
+
+class NotificationMailer < ActionMailer::Base; end
+class Notifications < ActionMailer::Base; end
+
+class SpecTypeTest < ActiveSupport::TestCase
+  def assert_mailer actual
+    assert_equal ActionMailer::TestCase, actual
+  end
+
+  def refute_mailer actual
+    refute_equal ActionMailer::TestCase, actual
+  end
+
+  def test_spec_type_resolves_for_class_constants
+    assert_mailer MiniTest::Spec.spec_type(NotificationMailer)
+    assert_mailer MiniTest::Spec.spec_type(Notifications)
+  end
+
+  def test_spec_type_resolves_for_matching_strings
+    assert_mailer MiniTest::Spec.spec_type("WidgetMailer")
+    assert_mailer MiniTest::Spec.spec_type("WidgetMailerTest")
+    assert_mailer MiniTest::Spec.spec_type("Widget Mailer Test")
+    # And is not case sensitive
+    assert_mailer MiniTest::Spec.spec_type("widgetmailer")
+    assert_mailer MiniTest::Spec.spec_type("widgetmailertest")
+    assert_mailer MiniTest::Spec.spec_type("widget mailer test")
+  end
+
+  def test_spec_type_wont_match_non_space_characters
+    refute_mailer MiniTest::Spec.spec_type("Widget Mailer\tTest")
+    refute_mailer MiniTest::Spec.spec_type("Widget Mailer\rTest")
+    refute_mailer MiniTest::Spec.spec_type("Widget Mailer\nTest")
+    refute_mailer MiniTest::Spec.spec_type("Widget Mailer\fTest")
+    refute_mailer MiniTest::Spec.spec_type("Widget MailerXTest")
+  end
+end