Correctly get source location

`filtered_results` returns an instance of `Minitest::Result` since https://github.com/seattlerb/minitest/commit/00433fc0a4fdd0e6b302aace633384ba13122376
`Minitest::Result` is not test class. So cannot get location directly.

2 files changed, 7 insertions, 1 deletions

diff --git a/railties/lib/rails/test_unit/reporter.rb b/railties/lib/rails/test_unit/reporter.rb
index 7d3164f1eb..c8b7b70611 100644
--- a/railties/lib/rails/test_unit/reporter.rb
+++ b/railties/lib/rails/test_unit/reporter.rb
@@ -68,7 +68,12 @@ module Rails
       end
 
       def format_rerun_snippet(result)
-        location, line = result.method(result.name).source_location
+        location, line = if result.respond_to?(:source_location)
+          result.source_location
+        else
+          result.method(result.name).source_location
+        end
+
         "#{executable} #{relative_path_for(location)}:#{line}"
       end
 
diff --git a/railties/test/test_unit/reporter_test.rb b/railties/test/test_unit/reporter_test.rb
index ad852d0f35..09360b2bb0 100644
--- a/railties/test/test_unit/reporter_test.rb
+++ b/railties/test/test_unit/reporter_test.rb
@@ -81,6 +81,7 @@ class TestUnitReporterTest < ActiveSupport::TestCase
     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