Merge pull request #209 from voormedia/deprecation-of-file-exists

Fix deprecation of File.exists?

README.md

@@ -6,7 +6,7 @@ Rails ERD - Generate Entity-Relationship Diagrams for Rails applications
 
 The second goal of Rails ERD is to provide you with a tool to inspect your application's domain model. If you don't like the default output, it is very easy to use the API to build your own diagrams.
 
-Rails ERD was created specifically for Rails and works on versions 3.0-4.2. It uses Active Record's built-in reflection capabilities to figure out how your models are associated.
+Rails ERD was created specifically for Rails and works on versions 3.0-5.0. It uses Active Record's built-in reflection capabilities to figure out how your models are associated.
 
 
 Preview

test/unit/graphviz_test.rb

@@ -139,7 +139,7 @@ def output_and_errors_from_command(*args); raise end
 
   test "create should not create output if there are no connected models" do
     Diagram::Graphviz.create rescue nil
-    assert !File.exists?("erd.png")
+    assert !File.exist?("erd.png")
   end
 
   test "create should abort and complain if there are no connected models" do

test/unit/rake_task_test.rb

@@ -40,7 +40,7 @@ def teardown
 
   test "generate task should not create output if there are no connected models" do
     Rake::Task["erd:generate"].execute rescue nil
-    assert !File.exists?("erd.dot")
+    assert !File.exist?("erd.dot")
   end
 
   test "generate task should eager load application environment" do