85 lines
2.5 KiB
Ruby
85 lines
2.5 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 , is
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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 => { :expressions => [ { :integer => "42" } ] } ,
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:if_false => { :expressions => [ { :integer => "667" } ] } }
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@expected = Vm::ConditionalExpression.new( 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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:expressions => [{:integer => '5'}]}
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@expected = Vm::FunctionExpression.new('foo',
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[Vm::NameExpression.new('x')],
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[Vm::IntegerExpression.new(5)])
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check_equals
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end
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end
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