84 lines
2.4 KiB
Ruby
84 lines
2.4 KiB
Ruby
require_relative 'helper'
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include Vm
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class TransformTest < MiniTest::Test
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def setup
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@transform = Parser::Transform.new
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end
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def check_equals
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is = @transform.apply @input
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assert_equal @expected.class , is.class
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end
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def test_number
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@input = {:integer => '42'}
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@expected = Vm::IntegerExpression.new(42)
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check_equals
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assert_equal 42 , @expected.value
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end
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def test_name
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@input = {:name => 'foo'}
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@expected = Vm::NameExpression.new('foo')
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check_equals
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end
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def test_argument_list
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@input = {:argument_list => [{:argument => {:integer => '42'}},
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{:argument => {:name => 'foo'}}]}
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@expected = [Vm::IntegerExpression.new(42),
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Vm::NameExpression.new('foo')]
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check_equals
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end
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def test_single_argument
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@input = {:function_call => {:name => 'foo'},
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:argument_list => {:argument => {:integer => '42'} } }
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@expected = Vm::FuncallExpression.new 'foo', [Vm::IntegerExpression.new(42)]
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check_equals
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end
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def test_multi_argument
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@input = {:function_call => {:name => 'baz'},
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:argument_list => [{:argument => {:integer => '42'}},
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{:argument => {:name => 'foo'}}]}
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@expected = Vm::FuncallExpression.new 'baz', [Vm::IntegerExpression.new(42),
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Vm::NameExpression.new('foo')]
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check_equals
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end
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def test_conditional
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@input = {:conditional => {:integer => '0'},
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:if_true => {:block => {:integer => '42'}},
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:if_false => {:block => {:integer => '667'}}}
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@expected = Vm::ConditionalExpression.new \
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Vm::IntegerExpression.new(0),
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Vm::IntegerExpression.new(42),
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Vm::IntegerExpression.new(667)
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check_equals
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end
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def test_parmeter
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@input = {:parmeter => { :name => "foo"}}
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@expected = Vm::NameExpression.new('foo')
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check_equals
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end
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def test_parmeter_list
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@input = {:parmeter_list => [{:parmeter => { :name => "foo"}}]}
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@expected = [Vm::NameExpression.new('foo')]
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check_equals
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end
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def test_function_definition
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@input = {:function_definition => { :name => "foo"},
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:parmeter_list => { :parmeter => { :name => "x" }} ,
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:block => { :integer => "5" }}
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@expected = Vm::FunctionExpression.new('foo', [Vm::NameExpression.new('x')], Vm::IntegerExpression.new(5))
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check_equals
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end
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end
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