mirror of https://github.com/tailix/libkernaux.git
94 lines
2.4 KiB
Ruby
94 lines
2.4 KiB
Ruby
def test_cmdline(str, expected)
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result = KernAux.cmdline str
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assert_true result.instance_of? Array
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assert_true result.frozen?
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result.each do |item|
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assert_true item.instance_of? String
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assert_true item.frozen?
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end
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assert_equal result, expected
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end
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if KernAux::Version.with_cmdline?
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assert 'default' do
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test_cmdline 'foo bar\\ baz "car cdr"', ['foo', 'bar baz', 'car cdr']
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end
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assert 'when str is empty' do
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test_cmdline '', []
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end
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assert 'when str has invalid type' do
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assert_raise TypeError, 'Integer cannot be converted to String' do
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KernAux.cmdline 123
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end
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end
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assert 'when str has EOL after backslash' do
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assert_raise KernAux::CmdlineError, 'EOL after backslash' do
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KernAux.cmdline '\\'
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end
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end
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assert 'when str has EOL after backslash inside quote' do
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assert_raise KernAux::CmdlineError, 'EOL after backslash inside quote' do
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KernAux.cmdline '"\\'
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end
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end
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assert 'when str has unescaped quotation mark' do
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assert_raise KernAux::CmdlineError, 'unescaped quotation mark' do
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KernAux.cmdline 'foo"'
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end
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end
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assert 'when str has EOL inside quote' do
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assert_raise KernAux::CmdlineError, 'EOL inside quote' do
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KernAux.cmdline '"'
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end
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end
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assert 'when there are not too many args' do
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test_cmdline 'a ' * 256, ['a'] * 256
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end
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assert 'when there are too many args' do
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assert_raise KernAux::CmdlineError, 'too many args' do
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KernAux.cmdline 'a ' * 257
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end
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end
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assert 'when args don\'t cause buffer overflow' do
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test_cmdline 'a' * 4095, ['a' * 4095]
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end
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assert 'when args cause buffer overflow' do
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assert_raise KernAux::CmdlineError, 'EOF or buffer overflow' do
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KernAux.cmdline 'a' * 4096
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end
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end
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assert 'usign common tests' do
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cmdline_yml = File.expand_path('../../../../common/cmdline.yml', __FILE__)
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YAML.load(File.read(cmdline_yml)).each do |test|
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escape_str = lambda do |str|
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eval "\"#{str}\"", nil, __FILE__, __LINE__ # "str"
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end
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cmdline = escape_str.call test['cmdline']
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arg_count_max = test['arg_count_max']
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buffer_size = test['buffer_size']
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result = test['result']&.map(&escape_str)
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next unless arg_count_max.nil? && buffer_size.nil? && !result.nil?
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assert "transforms #{cmdline.inspect} to #{result.inspect}" do
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assert_equal KernAux.cmdline(cmdline), result
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end
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end
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end
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end
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