Add more test cases for fallback of Psych.load_file

Add more test cases for the fallback keyword argument of
Psych.load_file; additionally, fix an error in the docs.

1 files changed, 12 insertions, 0 deletions

diff --git a/test/psych/test_psych.rb b/test/psych/test_psych.rb
index 2812fd1..2d4a7cc 100644
--- a/test/psych/test_psych.rb
+++ b/test/psych/test_psych.rb
@@ -144,8 +144,20 @@ class TestPsych < Psych::TestCase
     }
   end
 
+  def test_load_file_default_return_value
+    Tempfile.create(['empty', 'yml']) {|t|
+      assert_equal false, Psych.load_file(t.path)
+    }
+  end
+
   def test_load_file_with_fallback
     Tempfile.create(['empty', 'yml']) {|t|
+      assert_equal 42, Psych.load_file(t.path, fallback: 42)
+    }
+  end
+
+  def test_load_file_with_fallback_hash
+    Tempfile.create(['empty', 'yml']) {|t|
       assert_equal Hash.new, Psych.load_file(t.path, fallback: Hash.new)
     }
   end