Sha256: 51ff5c71a146b3cfcd57141631c7dedbad8cb66a1a1e1e4bb40c1bbbfd85208a
Contents?: true
Size: 1.62 KB
Versions: 52
Compression:
Stored size: 1.62 KB
Contents
require File.expand_path('../../../spec_helper', __FILE__)
describe "File#flock" do
before :each do
@name = tmp("flock_test")
touch(@name)
@file = File.open @name, "w+"
end
after :each do
@file.flock File::LOCK_UN
@file.close
rm_r @name
end
it "exclusively locks a file" do
@file.flock(File::LOCK_EX).should == 0
@file.flock(File::LOCK_UN).should == 0
end
it "non-exclusively locks a file" do
@file.flock(File::LOCK_SH).should == 0
@file.flock(File::LOCK_UN).should == 0
end
it "returns false if trying to lock an exclusively locked file" do
@file.flock File::LOCK_EX
File.open(@name, "w") do |f2|
f2.flock(File::LOCK_EX | File::LOCK_NB).should == false
end
end
it "returns 0 if trying to lock a non-exclusively locked file" do
@file.flock File::LOCK_SH
File.open(@name, "r") do |f2|
f2.flock(File::LOCK_SH | File::LOCK_NB).should == 0
f2.flock(File::LOCK_UN).should == 0
end
end
platform_is :solaris, :java do
before :each do
@read_file = File.open @name, "r"
@write_file = File.open @name, "w"
end
after :each do
@read_file.flock File::LOCK_UN
@read_file.close
@write_file.flock File::LOCK_UN
@write_file.close
end
it "fails with EBADF acquiring exclusive lock on read-only File" do
lambda do
@read_file.flock File::LOCK_EX
end.should raise_error(Errno::EBADF)
end
it "fails with EBADF acquiring shared lock on read-only File" do
lambda do
@write_file.flock File::LOCK_SH
end.should raise_error(Errno::EBADF)
end
end
end
Version data entries
52 entries across 52 versions & 2 rubygems