WIP

foo.rb

@@ -0,0 +1,28 @@
+require 'bundler/setup'
+require 'minitest/autorun'
+require 'mocha/minitest'
+
+# rubocop:disable Style/CommentedKeyword
+class TestMeme < Minitest::Test
+  class Klass
+    def self.foo; end
+  end
+
+  def test_foo_never_called # should fail, but doesn't
+    Klass.stubs(:foo)
+    Klass.expects(:foo).never
+    Klass.foo
+  end
+
+  def test_foo_called_once # correctly passes
+    Klass.stubs(:foo)
+    Klass.expects(:foo).once
+    Klass.foo
+  end
+
+  def test_no_stubs # correctly fails
+    Klass.expects(:foo).never
+    Klass.foo
+  end
+end
+# rubocop:enable Style/CommentedKeyword

lib/mocha/mock.rb

@@ -321,7 +321,7 @@ def handle_method_call(symbol, arguments, block)
       check_expiry
       check_responder_responds_to(symbol)
       invocation = Invocation.new(self, symbol, arguments, block)
-      if (matching_expectation_allowing_invocation = all_expectations.match_allowing_invocation(invocation))
+      if (matching_expectation_allowing_invocation = all_expectations.match(invocation))
         matching_expectation_allowing_invocation.invoke(invocation)
       elsif (matching_expectation = all_expectations.match(invocation, ignoring_order: true)) || (!matching_expectation && !@everything_stubbed)
         raise_unexpected_invocation_error(invocation, matching_expectation)