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|
require File.expand_path('../spec_helper', __FILE__)
# Q: Should platform detection concern be extracted from ChildProcess?
describe ChildProcess do
describe ".arch" do
subject { described_class.arch }
before(:each) { described_class.instance_variable_set(:@arch, nil) }
after(:each) { described_class.instance_variable_set(:@arch, nil) }
shared_examples 'expected_arch_for_host_cpu' do |host_cpu, expected_arch|
context "when host_cpu is '#{host_cpu}'" do
before :each do
allow(RbConfig::CONFIG).
to receive(:[]).
with('host_cpu').
and_return(expected_arch)
end
it { is_expected.to eq expected_arch }
end
end
# Normal cases: not macosx - depends only on host_cpu
context "when os is *not* 'macosx'" do
before :each do
allow(described_class).to receive(:os).and_return(:not_macosx)
end
[
{ host_cpu: 'i386', expected_arch: 'i386' },
{ host_cpu: 'i486', expected_arch: 'i386' },
{ host_cpu: 'i586', expected_arch: 'i386' },
{ host_cpu: 'i686', expected_arch: 'i386' },
{ host_cpu: 'amd64', expected_arch: 'x86_64' },
{ host_cpu: 'x86_64', expected_arch: 'x86_64' },
{ host_cpu: 'ppc', expected_arch: 'powerpc' },
{ host_cpu: 'powerpc', expected_arch: 'powerpc' },
{ host_cpu: 'unknown', expected_arch: 'unknown' },
].each do |args|
include_context 'expected_arch_for_host_cpu', args.values
end
end
# Special cases: macosx - when host_cpu is i686, have to re-check
context "when os is 'macosx'" do
before :each do
allow(described_class).to receive(:os).and_return(:macosx)
end
context "when host_cpu is 'i686' " do
shared_examples 'expected_arch_on_macosx_i686' do |is_64, expected_arch|
context "when Ruby is #{is_64 ? 64 : 32}-bit" do
before :each do
allow(described_class).
to receive(:is_64_bit?).
and_return(is_64)
end
include_context 'expected_arch_for_host_cpu', 'i686', expected_arch
end
end
[
{ is_64: true, expected_arch: 'x86_64' },
{ is_64: false, expected_arch: 'i386' }
].each do |args|
include_context 'expected_arch_on_macosx_i686', args.values
end
end
[
{ host_cpu: 'amd64', expected_arch: 'x86_64' },
{ host_cpu: 'x86_64', expected_arch: 'x86_64' },
{ host_cpu: 'ppc', expected_arch: 'powerpc' },
{ host_cpu: 'powerpc', expected_arch: 'powerpc' },
{ host_cpu: 'unknown', expected_arch: 'unknown' },
].each do |args|
include_context 'expected_arch_for_host_cpu', args.values
end
end
end
end
|
