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Improve printf bindings for Ruby & mruby (#145)

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Alex Kotov 2022-12-15 03:23:58 +04:00 • committed by GitHub
parent be761bd9f7
commit 18f3c70c1b
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13 changed files with 404 additions and 813 deletions
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113
bindings/mruby/test/sprintf.rb Normal file
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if KernAux::Version.with_printf?
assert 'KernAux.sprintf' do
assert 'integers' do
assert_equal 'i:0', KernAux.sprintf('i:%i', 0)
assert_equal 'u:0', KernAux.sprintf('u:%u', 0)
assert_equal 'i:1', KernAux.sprintf('i:%i', 1)
assert_equal 'u:1', KernAux.sprintf('u:%u', 1)
assert_equal 'i:10', KernAux.sprintf('i:%i', 10)
assert_equal 'u:10', KernAux.sprintf('u:%u', 10)
assert_equal 'i:100', KernAux.sprintf('i:%i', 100)
assert_equal 'u:100', KernAux.sprintf('u:%u', 100)
assert_equal 'i:1000', KernAux.sprintf('i:%i', 1000)
assert_equal 'u:1000', KernAux.sprintf('u:%u', 1000)
assert_equal 'i:10000', KernAux.sprintf('i:%i', 10_000)
assert_equal 'u:10000', KernAux.sprintf('u:%u', 10_000)
assert_equal 'i:100000', KernAux.sprintf('i:%i', 100_000)
assert_equal 'u:100000', KernAux.sprintf('u:%u', 100_000)
assert_equal 'i:1000000', KernAux.sprintf('i:%i', 1_000_000)
assert_equal 'u:1000000', KernAux.sprintf('u:%u', 1_000_000)
assert_equal 'i:10000000', KernAux.sprintf('i:%i', 10_000_000)
assert_equal 'u:10000000', KernAux.sprintf('u:%u', 10_000_000)
assert_equal 'i:100000000', KernAux.sprintf('i:%i', 10**8)
assert_equal 'u:100000000', KernAux.sprintf('u:%u', 10**8)
assert_equal 'i:1000000000', KernAux.sprintf('i:%i', 10**9)
assert_equal 'u:1000000000', KernAux.sprintf('u:%u', 10**9)
assert_equal 'i:2147483647', KernAux.sprintf('i:%i', 2**31 - 1)
assert_equal 'u:2147483647', KernAux.sprintf('u:%u', 2**31 - 1)
end
# TODO: test with different boxing
# assert 'integer overflows' do
# assert_equal 'i:-2147483648', KernAux.sprintf('i:%i', 2**31)
# assert_equal 'u: 2147483648', KernAux.sprintf('u: %u', 2**31)
# assert_equal 'i:-2147483647', KernAux.sprintf('i:%i', 2**31 + 1)
# assert_equal 'u: 2147483649', KernAux.sprintf('u: %u', 2**31 + 1)
# assert_equal 'i:-1', KernAux.sprintf('i:%i', 2**32 - 1)
# assert_equal 'u: 4294967295', KernAux.sprintf('u: %u', 2**32 - 1)
# assert_equal 'i: 0', KernAux.sprintf('i: %i', 2**32)
# assert_equal 'u: 0', KernAux.sprintf('u: %u', 2**32)
# end
assert 'when there are too many arguments' do
[
['Hello!', 'World!'],
['Hello, %s!', 'World', 'Alex'],
].each do |args|
assert_raise ArgumentError, 'too many arguments' do
KernAux.sprintf(*args)
end
end
end
assert 'when there are too few arguments' do
[
[],
['Hello, %s!'],
['Hello, %*s!', 20],
['Hello, %.*s!', 20],
['Hello, %*.*s!', 20, 20],
].each do |args|
assert_raise ArgumentError, 'too few arguments' do
KernAux.sprintf(*args)
end
end
end
[
['', 'using regular tests'],
['_orig', 'using original tests'],
].each do |(suffix, description)|
assert description do
printf_yml =
File.expand_path("../../../../common/printf#{suffix}.yml", __FILE__)
YAML.load(File.read(printf_yml)).each do |test|
expected = test['result']
format = ''
args = []
test['args'].each do |arg|
if arg.is_a? String
format += arg
else
format += arg[0]
is_int_format = %w[i d u x X o b].any? { |s| arg[0].include? s }
arg[1..].each do |item|
if item.is_a? Array
if item.length == 1
args << item[0]
elsif item[0] == 'long long'
args << item[1]
else
raise "Unknown format: #{args.inspect}"
end
elsif is_int_format && item.is_a?(Float)
args << item.round
else
args << item
end
end
end
end
assert "transforms (#{format.inspect}, #{args.inspect[1...-1]}) " \
"to #{expected.inspect}" do
assert_equal expected, KernAux.sprintf(format, *args)
end
end
end
end
end
end