Sha256: 298b73547235b2e99568ace1b96907c23828c94589d554a989bb9f00a9445384
Contents?: true
Size: 1.34 KB
Versions: 14
Compression:
Stored size: 1.34 KB
Contents
require "test_helper"
class FileSysWriteTest < Test::Unit::TestCase
def setup
FakeFS.activate!
FakeFS::FileSystem.clear
end
def teardown
FakeFS.deactivate!
end
def test_returns_one_byte_when_written
f = File.open "foo", "w"
result = f.syswrite "a"
assert_equal 1, result
end
def test_returns_two_bytes_when_two_written
f = File.open "foo", "w"
result = f.syswrite "ab"
assert_equal 2, result
end
def test_syswrite_writes_file
f = File.open "foo", "w"
f.syswrite "abcdef"
f.close
assert_equal "abcdef", File.read("foo")
end
def test_writes_to_the_actual_position_when_called_after_buffered_io_read
File.open("foo", "w") do |file|
file.syswrite("012345678901234567890123456789")
end
file = File.open("foo", "r+")
file.read(5)
file.syswrite("abcde")
File.open("foo") do |file|
assert_equal "01234abcde", file.sysread(10)
end
end
def test_writes_all_of_the_strings_bytes_but_does_not_buffer_them
File.open("foo", "w") do |file|
file.syswrite("012345678901234567890123456789")
end
file = File.open("foo", "r+")
written = file.syswrite("abcde")
File.open("foo") do |file|
assert_equal "abcde56789", file.sysread(10)
file.seek(0)
file.fsync
assert_equal "abcde56789", file.sysread(10)
end
end
end
Version data entries
14 entries across 14 versions & 3 rubygems