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# Copyright 2015, Google Inc.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above
# copyright notice, this list of conditions and the following disclaimer
# in the documentation and/or other materials provided with the
# distribution.
# * Neither the name of Google Inc. nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
require 'grpc'
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 '::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
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