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#
# Author:: Adam Jacob (<adam@chef.io>)
# Author:: Theodore Nordsieck (<theo@chef.io>)
# Copyright:: Copyright (c) 2008-2016 Chef Software, Inc.
# License:: Apache License, Version 2.0
#
# 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"
describe Ohai::System, "plugin erlang" do
let(:plugin) { get_plugin("erlang") }
before(:each) do
plugin[:languages] = Mash.new
erl_v_output = "Erlang (SMP,ASYNC_THREADS,HIPE) (BEAM) emulator version 7.3\n"
erl_systeminfo_output = "19.1,8.1,2.11"
allow(plugin).to receive(:shell_out).with("erl +V")
.and_return(mock_shell_out(0, "", erl_v_output))
allow(plugin).to receive(:shell_out).with("erl -eval '{ok, Ver} = file:read_file(filename:join([code:root_dir(), \"releases\", erlang:system_info(otp_release), \"OTP_VERSION\"])), Vsn = binary:bin_to_list(Ver, {0, byte_size(Ver) - 1}), io:format(\"~s,~s,~s\", [Vsn, erlang:system_info(version), erlang:system_info(nif_version)]), halt().' -noshell")
.and_return(mock_shell_out(0, erl_systeminfo_output, ""))
end
it "sets languages[:erlang][:options]" do
plugin.run
expect(plugin.languages[:erlang][:options]).to eql(%w{SMP ASYNC_THREADS HIPE})
end
it "sets languages[:erlang][:emulator]" do
plugin.run
expect(plugin.languages[:erlang][:emulator]).to eql("BEAM")
end
it "sets languages[:erlang][:version]" do
plugin.run
expect(plugin.languages[:erlang][:version]).to eql("19.1")
end
it "sets languages[:erlang][:erts_version]" do
plugin.run
expect(plugin.languages[:erlang][:erts_version]).to eql("8.1")
end
it "sets languages[:erlang][:nif_version]" do
plugin.run
expect(plugin.languages[:erlang][:nif_version]).to eql("2.11")
end
it "does not set languages[:erlang] if the erl commands fails" do
allow(plugin).to receive(:shell_out).and_return(mock_shell_out(1, "", ""))
plugin.run
expect(plugin.languages).not_to have_key(:erlang)
end
it "does not set languages[:erlang] if the erl command doesn't exist" do
allow(plugin).to receive(:shell_out).and_raise(Ohai::Exceptions::Exec)
plugin.run
expect(plugin.languages).not_to have_key(:erlang)
end
end
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