Thrift now a TLP - INFRA-3116

git-svn-id: https://svn.apache.org/repos/asf/thrift/branches/0.1.x@1028168 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/lib/rb/spec/exception_spec.rb b/lib/rb/spec/exception_spec.rb
new file mode 100644
index 0000000..fc32137
--- /dev/null
+++ b/lib/rb/spec/exception_spec.rb
@@ -0,0 +1,142 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied. See the License for the
+# specific language governing permissions and limitations
+# under the License.
+#
+
+require File.dirname(__FILE__) + '/spec_helper'
+
+class ThriftExceptionSpec < Spec::ExampleGroup
+  include Thrift
+
+  describe Exception do
+    it "should have an accessible message" do
+      e = Exception.new("test message")
+      e.message.should == "test message"
+    end
+  end
+
+  describe ApplicationException do
+    it "should inherit from Thrift::Exception" do
+      ApplicationException.superclass.should == Exception
+    end
+
+    it "should have an accessible type and message" do
+      e = ApplicationException.new
+      e.type.should == ApplicationException::UNKNOWN
+      e.message.should be_nil
+      e = ApplicationException.new(ApplicationException::UNKNOWN_METHOD, "test message")
+      e.type.should == ApplicationException::UNKNOWN_METHOD
+      e.message.should == "test message"
+    end
+
+    it "should read a struct off of a protocol" do
+      prot = mock("MockProtocol")
+      prot.should_receive(:read_struct_begin).ordered
+      prot.should_receive(:read_field_begin).exactly(3).times.and_return(
+        ["message", Types::STRING, 1],
+        ["type", Types::I32, 2],
+        [nil, Types::STOP, 0]
+      )
+      prot.should_receive(:read_string).ordered.and_return "test message"
+      prot.should_receive(:read_i32).ordered.and_return ApplicationException::BAD_SEQUENCE_ID
+      prot.should_receive(:read_field_end).exactly(2).times
+      prot.should_receive(:read_struct_end).ordered
+
+      e = ApplicationException.new
+      e.read(prot)
+      e.message.should == "test message"
+      e.type.should == ApplicationException::BAD_SEQUENCE_ID
+    end
+
+    it "should skip bad fields when reading a struct" do
+      prot = mock("MockProtocol")
+      prot.should_receive(:read_struct_begin).ordered
+      prot.should_receive(:read_field_begin).exactly(5).times.and_return(
+        ["type", Types::I32, 2],
+        ["type", Types::STRING, 2],
+        ["message", Types::MAP, 1],
+        ["message", Types::STRING, 3],
+        [nil, Types::STOP, 0]
+      )
+      prot.should_receive(:read_i32).and_return ApplicationException::INVALID_MESSAGE_TYPE
+      prot.should_receive(:skip).with(Types::STRING).twice
+      prot.should_receive(:skip).with(Types::MAP)
+      prot.should_receive(:read_field_end).exactly(4).times
+      prot.should_receive(:read_struct_end).ordered
+
+      e = ApplicationException.new
+      e.read(prot)
+      e.message.should be_nil
+      e.type.should == ApplicationException::INVALID_MESSAGE_TYPE
+    end
+
+    it "should write a Thrift::ApplicationException struct to the oprot" do
+      prot = mock("MockProtocol")
+      prot.should_receive(:write_struct_begin).with("Thrift::ApplicationException").ordered
+      prot.should_receive(:write_field_begin).with("message", Types::STRING, 1).ordered
+      prot.should_receive(:write_string).with("test message").ordered
+      prot.should_receive(:write_field_begin).with("type", Types::I32, 2).ordered
+      prot.should_receive(:write_i32).with(ApplicationException::UNKNOWN_METHOD).ordered
+      prot.should_receive(:write_field_end).twice
+      prot.should_receive(:write_field_stop).ordered
+      prot.should_receive(:write_struct_end).ordered
+
+      e = ApplicationException.new(ApplicationException::UNKNOWN_METHOD, "test message")
+      e.write(prot)
+    end
+
+    it "should skip nil fields when writing to the oprot" do
+      prot = mock("MockProtocol")
+      prot.should_receive(:write_struct_begin).with("Thrift::ApplicationException").ordered
+      prot.should_receive(:write_field_begin).with("message", Types::STRING, 1).ordered
+      prot.should_receive(:write_string).with("test message").ordered
+      prot.should_receive(:write_field_end).ordered
+      prot.should_receive(:write_field_stop).ordered
+      prot.should_receive(:write_struct_end).ordered
+
+      e = ApplicationException.new(nil, "test message")
+      e.write(prot)
+
+      prot = mock("MockProtocol")
+      prot.should_receive(:write_struct_begin).with("Thrift::ApplicationException").ordered
+      prot.should_receive(:write_field_begin).with("type", Types::I32, 2).ordered
+      prot.should_receive(:write_i32).with(ApplicationException::BAD_SEQUENCE_ID).ordered
+      prot.should_receive(:write_field_end).ordered
+      prot.should_receive(:write_field_stop).ordered
+      prot.should_receive(:write_struct_end).ordered
+
+      e = ApplicationException.new(ApplicationException::BAD_SEQUENCE_ID)
+      e.write(prot)
+
+      prot = mock("MockProtocol")
+      prot.should_receive(:write_struct_begin).with("Thrift::ApplicationException").ordered
+      prot.should_receive(:write_field_stop).ordered
+      prot.should_receive(:write_struct_end).ordered
+
+      e = ApplicationException.new(nil)
+      e.write(prot)
+    end
+  end
+
+  describe ProtocolException do
+    it "should have an accessible type" do
+      prot = ProtocolException.new(ProtocolException::SIZE_LIMIT, "message")
+      prot.type.should == ProtocolException::SIZE_LIMIT
+      prot.message.should == "message"
+    end
+  end
+end