diff options
| -rw-r--r-- | test/ruby/test_integer.rb | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/test/ruby/test_integer.rb b/test/ruby/test_integer.rb index 4771f8b790..7e1535df86 100644 --- a/test/ruby/test_integer.rb +++ b/test/ruby/test_integer.rb @@ -490,6 +490,85 @@ class TestInteger < Test::Unit::TestCase } end + def test_to_s + 2.upto(36) {|radix| + VS.each {|a| + s = a.to_s(radix) + b = s.to_i(radix) + assert_equal(a, b) + } + } + end + + def test_printf_x + VS.reverse_each {|a| + s = sprintf("%x", a) + if /\A\.\./ =~ s + b = -($'.tr('0123456789abcdef', 'fedcba9876543210').to_i(16) + 1) + else + b = s.to_i(16) + end + assert_equal(a, b, "sprintf('%x', #{a}) = #{s.inspect}") + } + end + + def test_printf_x_sign + VS.reverse_each {|a| + s = sprintf("%+x", a) + b = s.to_i(16) + assert_equal(a, b, "sprintf('%+x', #{a}) = #{s.inspect}") + s = sprintf("% x", a) + b = s.to_i(16) + assert_equal(a, b, "sprintf('% x', #{a}) = #{s.inspect}") + } + end + + def test_printf_o + VS.reverse_each {|a| + s = sprintf("%o", a) + if /\A\.\./ =~ s + b = -($'.tr('01234567', '76543210').to_i(8) + 1) + else + b = s.to_i(8) + end + assert_equal(a, b, "sprintf('%o', #{a}) = #{s.inspect}") + } + end + + def test_printf_o_sign + VS.reverse_each {|a| + s = sprintf("%+o", a) + b = s.to_i(8) + assert_equal(a, b, "sprintf('%+o', #{a}) = #{s.inspect}") + s = sprintf("% o", a) + b = s.to_i(8) + assert_equal(a, b, "sprintf('% o', #{a}) = #{s.inspect}") + } + end + + def test_printf_b + VS.reverse_each {|a| + s = sprintf("%b", a) + if /\A\.\./ =~ s + b = -($'.tr('01', '10').to_i(2) + 1) + else + b = s.to_i(2) + end + assert_equal(a, b, "sprintf('%b', #{a}) = #{s.inspect}") + } + end + + def test_printf_b_sign + VS.reverse_each {|a| + s = sprintf("%+b", a) + b = s.to_i(2) + assert_equal(a, b, "sprintf('%+b', #{a}) = #{s.inspect}") + s = sprintf("% b", a) + b = s.to_i(2) + assert_equal(a, b, "sprintf('% b', #{a}) = #{s.inspect}") + } + end + def test_Integer assert_raise(ArgumentError) {Integer("0x-1")} assert_raise(ArgumentError) {Integer("-0x-1")} |