Sha256: 1bc7a674da2987af47885a930825822f4cda9502a36bf4c7b2f95d98b256edc4
Contents?: true
Size: 1.53 KB
Versions: 16
Compression:
Stored size: 1.53 KB
Contents
require 'spec_helper'
describe GithubCLI::Pager do
context '#pager_command' do
it 'permits custom commands' do
cmd = 'more'
GithubCLI::System.stub(:command?) { true }
described_class.pager_command(cmd).should == cmd
end
end
context '#page' do
let(:read_io) { stub(:read_io).as_null_object }
let(:write_io) { stub(:write_io).as_null_object }
let(:pager) { described_class.new }
before do
$stdout.stub(:tty?).and_return true
IO.stub(:pipe).and_return [read_io, write_io]
end
context 'child process' do
before { Kernel.stub(:fork) { false } }
it 'pipes to standard output' do
Kernel.stub(:fork) { false}
$stdout.should_receive(:reopen).with(write_io)
$stderr.should_receive(:reopen).with(write_io)
pager.page
end
it 'closes pipe' do
$stdout.stub(:reopen)
$stderr.stub(:reopen)
write_io.should_receive(:close)
read_io.should_receive(:close)
pager.page
end
end
context 'parent process' do
before do
Kernel.stub(:fork) { true }
Kernel.stub(:select)
described_class.stub(:pager_command) { 'less' }
Kernel.stub(:exec)
end
it 'reads from standard output' do
$stdin.should_receive(:reopen).with(read_io)
pager.page
end
it 'closes pipe' do
$stdin.stub(:reopen)
write_io.should_receive(:close)
read_io.should_receive(:close)
pager.page
end
end
end
end # GithubCLI::Pager
Version data entries
16 entries across 16 versions & 1 rubygems