| # Copyright 2015 gRPC authors. |
| # |
| # Licensed 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 'spec_helper' |
| |
| def load_test_certs |
| test_root = File.join(File.dirname(__FILE__), 'testdata') |
| files = ['ca.pem', 'server1.key', 'server1.pem'] |
| files.map { |f| File.open(File.join(test_root, f)).read } |
| end |
| |
| describe GRPC::Core::Channel do |
| let(:fake_host) { 'localhost:0' } |
| |
| def create_test_cert |
| GRPC::Core::ChannelCredentials.new(load_test_certs[0]) |
| end |
| |
| shared_examples '#new' do |
| it 'take a host name without channel args' do |
| blk = proc do |
| GRPC::Core::Channel.new('dummy_host', nil, :this_channel_is_insecure) |
| end |
| expect(&blk).not_to raise_error |
| end |
| |
| it 'does not take a hash with bad keys as channel args' do |
| blk = construct_with_args(Object.new => 1) |
| expect(&blk).to raise_error TypeError |
| blk = construct_with_args(1 => 1) |
| expect(&blk).to raise_error TypeError |
| end |
| |
| it 'does not take a hash with bad values as channel args' do |
| blk = construct_with_args(symbol: Object.new) |
| expect(&blk).to raise_error TypeError |
| blk = construct_with_args('1' => {}) |
| expect(&blk).to raise_error TypeError |
| end |
| |
| it 'can take a hash with a symbol key as channel args' do |
| blk = construct_with_args(a_symbol: 1) |
| expect(&blk).to_not raise_error |
| end |
| |
| it 'can take a hash with a string key as channel args' do |
| blk = construct_with_args('a_symbol' => 1) |
| expect(&blk).to_not raise_error |
| end |
| |
| it 'can take a hash with a string value as channel args' do |
| blk = construct_with_args(a_symbol: '1') |
| expect(&blk).to_not raise_error |
| end |
| |
| it 'can take a hash with a symbol value as channel args' do |
| blk = construct_with_args(a_symbol: :another_symbol) |
| expect(&blk).to_not raise_error |
| end |
| |
| it 'can take a hash with a numeric value as channel args' do |
| blk = construct_with_args(a_symbol: 1) |
| expect(&blk).to_not raise_error |
| end |
| |
| it 'can take a hash with many args as channel args' do |
| args = Hash[127.times.collect { |x| [x.to_s, x] }] |
| blk = construct_with_args(args) |
| expect(&blk).to_not raise_error |
| end |
| end |
| |
| describe '#new for secure channels' do |
| def construct_with_args(a) |
| proc { GRPC::Core::Channel.new('dummy_host', a, create_test_cert) } |
| end |
| |
| it_behaves_like '#new' |
| end |
| |
| describe '#new for insecure channels' do |
| it_behaves_like '#new' |
| |
| def construct_with_args(a) |
| proc do |
| GRPC::Core::Channel.new('dummy_host', a, :this_channel_is_insecure) |
| end |
| end |
| end |
| |
| describe '#create_call' do |
| it 'creates a call OK' do |
| ch = GRPC::Core::Channel.new(fake_host, nil, :this_channel_is_insecure) |
| |
| deadline = Time.now + 5 |
| |
| blk = proc do |
| ch.create_call(nil, nil, 'dummy_method', nil, deadline) |
| end |
| expect(&blk).to_not raise_error |
| end |
| |
| it 'raises an error if called on a closed channel' do |
| ch = GRPC::Core::Channel.new(fake_host, nil, :this_channel_is_insecure) |
| ch.close |
| |
| deadline = Time.now + 5 |
| blk = proc do |
| ch.create_call(nil, nil, 'dummy_method', nil, deadline) |
| end |
| expect(&blk).to raise_error(RuntimeError) |
| end |
| end |
| |
| describe '#destroy' do |
| it 'destroys a channel ok' do |
| ch = GRPC::Core::Channel.new(fake_host, nil, :this_channel_is_insecure) |
| blk = proc { ch.destroy } |
| expect(&blk).to_not raise_error |
| end |
| |
| it 'can be called more than once without error' do |
| ch = GRPC::Core::Channel.new(fake_host, nil, :this_channel_is_insecure) |
| blk = proc { ch.destroy } |
| blk.call |
| expect(&blk).to_not raise_error |
| end |
| end |
| |
| describe '#connectivity_state' do |
| it 'returns an enum' do |
| ch = GRPC::Core::Channel.new(fake_host, nil, :this_channel_is_insecure) |
| valid_states = [ |
| GRPC::Core::ConnectivityStates::IDLE, |
| GRPC::Core::ConnectivityStates::CONNECTING, |
| GRPC::Core::ConnectivityStates::READY, |
| GRPC::Core::ConnectivityStates::TRANSIENT_FAILURE, |
| GRPC::Core::ConnectivityStates::FATAL_FAILURE |
| ] |
| |
| expect(valid_states).to include(ch.connectivity_state) |
| end |
| |
| it 'returns an enum when trying to connect' do |
| ch = GRPC::Core::Channel.new(fake_host, nil, :this_channel_is_insecure) |
| ch.connectivity_state(true) |
| valid_states = [ |
| GRPC::Core::ConnectivityStates::IDLE, |
| GRPC::Core::ConnectivityStates::CONNECTING, |
| GRPC::Core::ConnectivityStates::READY, |
| GRPC::Core::ConnectivityStates::TRANSIENT_FAILURE, |
| GRPC::Core::ConnectivityStates::FATAL_FAILURE |
| ] |
| |
| expect(valid_states).to include(ch.connectivity_state) |
| end |
| end |
| |
| describe '::SSL_TARGET' do |
| it 'is a symbol' do |
| expect(GRPC::Core::Channel::SSL_TARGET).to be_a(Symbol) |
| end |
| end |
| |
| describe '#close' do |
| it 'closes a channel ok' do |
| ch = GRPC::Core::Channel.new(fake_host, nil, :this_channel_is_insecure) |
| blk = proc { ch.close } |
| expect(&blk).to_not raise_error |
| end |
| |
| it 'can be called more than once without error' do |
| ch = GRPC::Core::Channel.new(fake_host, nil, :this_channel_is_insecure) |
| blk = proc { ch.close } |
| blk.call |
| expect(&blk).to_not raise_error |
| end |
| end |
| end |