xref: /aosp_15_r20/external/grpc-grpc/src/ruby/end2end/errors_load_before_grpc_lib_test.rb (revision cc02d7e222339f7a4f6ba5f422e6413f4bd931f2)
1#!/usr/bin/env ruby
2
3# Copyright 2018 gRPC authors.
4#
5# Licensed under the Apache License, Version 2.0 (the "License");
6# you may not use this file except in compliance with the License.
7# You may obtain a copy of the License at
8#
9#     http://www.apache.org/licenses/LICENSE-2.0
10#
11# Unless required by applicable law or agreed to in writing, software
12# distributed under the License is distributed on an "AS IS" BASIS,
13# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14# See the License for the specific language governing permissions and
15# limitations under the License.
16
17this_dir = File.expand_path(File.dirname(__FILE__))
18grpc_lib_dir = File.join(File.dirname(this_dir), 'lib')
19$LOAD_PATH.unshift(grpc_lib_dir) unless $LOAD_PATH.include?(grpc_lib_dir)
20
21def check_to_status(error)
22  my_status = error.to_status
23  fail('GRPC BadStatus#to_status not expected to return nil') if my_status.nil?
24  fail('GRPC BadStatus#to_status code expected to be 2') unless my_status.code == 2
25  fail('GRPC BadStatus#to_status details expected to be unknown') unless my_status.details == 'unknown'
26  fail('GRPC BadStatus#to_status metadata expected to be empty hash') unless my_status.metadata == {}
27  fail('GRPC library loaded after BadStatus#to_status') if GRPC::Core.const_defined?(:Channel)
28end
29
30def check_to_rpc_status(error)
31  my_rpc_status = error.to_rpc_status
32  fail('GRPC BadStatus#to_rpc_status expected to return nil') unless my_rpc_status.nil?
33  fail('GRPC library loaded after BadStatus#to_rpc_status') if GRPC::Core.const_defined?(:Channel)
34end
35
36def main
37  fail('GRPC constant loaded before expected') if Object.const_defined?(:GRPC)
38  require 'grpc/errors'
39  fail('GRPC constant not loaded when expected') unless Object.const_defined?(:GRPC)
40  fail('GRPC BadStatus not loaded after required') unless GRPC.const_defined?(:BadStatus)
41  fail('GRPC Core not loaded after required') unless GRPC.const_defined?(:Core)
42  fail('GRPC StatusCodes not loaded after required') unless GRPC::Core.const_defined?(:StatusCodes)
43  fail('GRPC library loaded before required') if GRPC::Core.const_defined?(:Channel)
44  error = GRPC::BadStatus.new 2, 'unknown'
45  check_to_status(error)
46  check_to_rpc_status(error)
47  require 'grpc'
48  fail('GRPC library not loaded after required') unless GRPC::Core.const_defined?(:Channel)
49end
50
51main
52