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check statfs and skip

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45666 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
naruse 2014-04-22 12:55:16 +00:00
parent 482dd826ee
commit 82b69180aa
1 changed files with 20 additions and 0 deletions
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20
test/ruby/test_io.rb
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@ -1666,6 +1666,22 @@ class TestIO < Test::Unit::TestCase
}
end
def can_seek_data(f)
if /linux/ =~ RUBY_PLATFORM
# include/uapi/linux/magic.h
case f.statfs.type
when 0x9123683E # BTRFS_SUPER_MAGIC
when 0x7461636f # OCFS2_SUPER_MAGIC
when 0xEF53 # EXT4_SUPER_MAGIC
when 0x58465342 # XFS_SUPER_MAGIC
when 0x01021994 # TMPFS_MAGIC
else
return false
end
end
true
end
def test_seek
make_tempfile {|t|
@ -1692,6 +1708,7 @@ class TestIO < Test::Unit::TestCase
if defined?(IO::SEEK_DATA)
open(t.path) { |f|
break unless can_seek_data(f)
assert_equal("foo\n", f.gets)
assert_nothing_raised("cannot SEEK_DATA on FS(0x%X)" % f.statfs.type) do
f.seek(0, IO::SEEK_DATA)
@ -1699,6 +1716,7 @@ class TestIO < Test::Unit::TestCase
assert_equal("foo\nbar\nbaz\n", f.read)
}
open(t.path, 'r+') { |f|
break unless can_seek_data(f)
pos = f.pos
f.seek(100*1024, IO::SEEK_SET)
f.print("zot\n")
@ -1740,6 +1758,7 @@ class TestIO < Test::Unit::TestCase
if defined?(IO::SEEK_DATA)
open(t.path) { |f|
break unless can_seek_data(f)
assert_equal("foo\n", f.gets)
assert_nothing_raised("cannot SEEK_DATA on FS(0x%X)" % f.statfs.type) do
f.seek(0, :DATA)
@ -1747,6 +1766,7 @@ class TestIO < Test::Unit::TestCase
assert_equal("foo\nbar\nbaz\n", f.read)
}
open(t.path, 'r+') { |f|
break unless can_seek_data(f)
pos = f.pos
f.seek(100*1024, :SET)
f.print("zot\n")