rubyx/test/test_parser.rb

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require_relative 'helper'
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class ParserTest < MiniTest::Test
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def setup
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@parser = Parser::Composed.new
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end
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def check
is = @parser.parse(@@input)
assert is
assert_equal @expected , is
end
def test_number
@input = '42 '
@expected = {:integer => '42'}
@parser = @parser.integer
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end
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def test_name
@input = 'foo '
@expected = {:name => 'foo'}
@parser = @parser.name
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end
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def test_argument_list
@input = '(42, foo)'
@expected = {:args => [{:arg => {:integer => '42'}},
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{:arg => {:name => 'foo'}}]}
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@parser = @parser.args
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end
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def test_function_call
@input = 'baz(42, foo)'
@expected = {:funcall => {:name => 'baz' },
:args => [{:arg => {:integer => '42'}},
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{:arg => {:name => 'foo'}}]}
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@parser = @parser.funcall
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end
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def test_conditional
@input = <<HERE
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if (0) {
42
} else {
667
}
HERE
@expected = {:cond => {:integer => '0'},
:if_true => {:body => {:integer => '42'}},
:if_false => {:body => {:integer => '667'}}}
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@parser = @parser.cond
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end
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def test_function_definition
@input = <<HERE
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function foo(x) {
5
}
HERE
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@expected = {:func => {:name => 'foo'},
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:params => {:param => {:name => 'x'}},
:body => {:integer => '5'}}
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@parser = @parser.func
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end
end