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* sprintf.c (rb_f_sprintf): more checks for format argument.

Browse source 
[ruby-core:11569], [ruby-core:11570], [ruby-core:11571],
  [ruby-core:11573]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@12803 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2007-07-15 20:45:55 +00:00
parent 66e1be60c3
commit 192c936e23
3 changed files with 74 additions and 26 deletions
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33
test/ruby/test_sprintf.rb
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@ -138,4 +138,37 @@ class TestSprintf < Test::Unit::TestCase
assert_equal("-Inf ", sprintf("%- 08f", -inf))
assert_equal("-0000Inf", sprintf("%+ 08f", -inf))
end
def test_invalid
# [ruby-core:11569]
# Star precision before star width:
assert_raise(ArgumentError) {sprintf("%.**d", 5, 10, 1)}
# Precision before flags and width:
assert_raise(ArgumentError) {sprintf("%.5+05d", 5)}
assert_raise(ArgumentError) {sprintf("%.5 5d", 5)}
# Overriding a star width with a numeric one:
assert_raise(ArgumentError) {sprintf("%*1s", 5, 1)}
# Width before flags:
assert_raise(ArgumentError) {sprintf("%5+0d", 1)}
assert_raise(ArgumentError) {sprintf("%5 0d", 1)}
# Specifying width multiple times:
assert_raise(ArgumentError) {sprintf("%50+30+20+10+5d", 5)}
assert_raise(ArgumentError) {sprintf("%50 30 20 10 5d", 5)}
# [ruby-core:11570]
# Specifying the precision multiple times with negative star arguments:
assert_raise(ArgumentError) {sprintf("%.*.*.*.*f", -1, -1, -1, 5, 1)}
# [ruby-core:11571]
# Null bytes after percent signs are removed:
assert_equal("%\0x hello", sprintf("%\0x hello"))
# [ruby-core:11573]
assert_raise(ArgumentError) {sprintf("%.25555555555555555555555555555555555555s", "hello")}
end
end