test/support/common.rb in crass-0.0.2 vs test/support/common.rb in crass-0.1.0

@@ -5,9 +5,29 @@
 require_relative '../../lib/crass'
 
 CP = Crass::Parser
 CT = Crass::Tokenizer
 
+# Hack shared test support into MiniTest.
+MiniTest::Spec.class_eval do
+  def self.shared_tests
+    @shared_tests ||= {}
+  end
+end
+
+module MiniTest::Spec::SharedTests
+  def behaves_like(desc)
+    self.instance_eval(&MiniTest::Spec.shared_tests[desc])
+  end
+
+  def shared_tests_for(desc, &block)
+    MiniTest::Spec.shared_tests[desc] = block
+  end
+end
+
+Object.class_eval { include MiniTest::Spec::SharedTests }
+
+# Custom assertions and helpers.
 def assert_tokens(input, actual, offset = 0, options = {})
   actual = [actual] unless actual.is_a?(Array)
   tokens = tokenize(input, offset, options)
 
   assert_equal tokens, actual