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ruby--ruby/test/ruby/test_whileuntil.rb
nobu 3ac0ec4ecd test/ruby: better assertions
* test/ruby: use better assertions instead of mere assert.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44173 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2013-12-13 09:18:05 +00:00

83 lines
1.8 KiB
Ruby

require 'test/unit'
require 'tmpdir'
require_relative 'envutil'
class TestWhileuntil < Test::Unit::TestCase
def test_while
Dir.mktmpdir("ruby_while_tmp") {|tmpdir|
tmpfilename = "#{tmpdir}/ruby_while_tmp.#{$$}"
tmp = open(tmpfilename, "w")
tmp.print "tvi925\n";
tmp.print "tvi920\n";
tmp.print "vt100\n";
tmp.print "Amiga\n";
tmp.print "paper\n";
tmp.close
tmp = open(tmpfilename, "r")
assert_instance_of(File, tmp)
while line = tmp.gets()
break if /vt100/ =~ line
end
assert_not_predicate(tmp, :eof?)
assert_match(/vt100/, line)
tmp.close
tmp = open(tmpfilename, "r")
while line = tmp.gets()
next if /vt100/ =~ line
assert_no_match(/vt100/, line)
end
assert_predicate(tmp, :eof?)
assert_no_match(/vt100/, line)
tmp.close
tmp = open(tmpfilename, "r")
while line = tmp.gets()
lastline = line
line = line.gsub(/vt100/, 'VT100')
if lastline != line
line.gsub!('VT100', 'Vt100')
redo
end
assert_no_match(/vt100/, line)
assert_no_match(/VT100/, line)
end
assert_predicate(tmp, :eof?)
tmp.close
sum=0
for i in 1..10
sum += i
i -= 1
if i > 0
redo
end
end
assert_equal(220, sum)
tmp = open(tmpfilename, "r")
while line = tmp.gets()
break if 3
assert_no_match(/vt100/, line)
assert_no_match(/Amiga/, line)
assert_no_match(/paper/, line)
end
tmp.close
File.unlink tmpfilename or `/bin/rm -f "#{tmpfilename}"`
assert_file.not_exist?(tmpfilename)
}
end
def test_until
i = 0
until i>4
i+=1
end
assert_operator(i, :>, 4)
end
end