diff options
Diffstat (limited to 'test/ruby/test_sprintf.rb')
| -rw-r--r-- | test/ruby/test_sprintf.rb | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/test/ruby/test_sprintf.rb b/test/ruby/test_sprintf.rb index 8cf2c63a20..bbbe6e7ec3 100644 --- a/test/ruby/test_sprintf.rb +++ b/test/ruby/test_sprintf.rb @@ -1,5 +1,6 @@ # frozen_string_literal: false require 'test/unit' +require 'rbconfig/sizeof' class TestSprintf < Test::Unit::TestCase def test_positional @@ -227,6 +228,10 @@ class TestSprintf < Test::Unit::TestCase bug11766 = '[ruby-core:71806] [Bug #11766]' assert_equal("x"*10+" 1.0", sprintf("x"*10+"%8.1f", 1r), bug11766) + + require 'rbconfig/sizeof' + fmin, fmax = RbConfig::LIMITS.values_at("FIXNUM_MIN", "FIXNUM_MAX") + assert_match(/\A-\d+\.\d+\z/, sprintf("%f", Rational(fmin, fmax))) end def test_rational_precision @@ -235,7 +240,7 @@ class TestSprintf < Test::Unit::TestCase def test_hash options = {:capture=>/\d+/} - assert_equal("with options {:capture=>/\\d+/}", sprintf("with options %p" % options)) + assert_equal("with options #{options.inspect}", sprintf("with options %p" % options)) end def test_inspect @@ -535,6 +540,11 @@ class TestSprintf < Test::Unit::TestCase def test_width_underflow bug = 'https://github.com/mruby/mruby/issues/3347' assert_equal("!", sprintf("%*c", 0, ?!.ord), bug) + + int_max = RbConfig::LIMITS["INT_MAX"] + assert_raise_with_message(ArgumentError, /width too big/) { + sprintf "%*c", int_max, 0x80 + } end def test_negative_width_overflow @@ -542,4 +552,12 @@ class TestSprintf < Test::Unit::TestCase sprintf("%*s", RbConfig::LIMITS["INT_MIN"], "") end end + + def test_binary_format_coderange + 1.upto(500) do |i| + str = sprintf("%*s".b, i, "\xe2".b) + refute_predicate str, :ascii_only? + assert_equal i, str.bytesize + end + end end |