69 lines
2.2 KiB
Ruby
69 lines
2.2 KiB
Ruby
require_relative "helper"
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class TestPuts < MiniTest::Test
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include Ticker
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def setup
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@string_input = <<HERE
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class Space
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int main()
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"Hello again".putstring()
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end
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end
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HERE
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@input = s(:statements, s(:call, s(:name, :putstring), s(:arguments), s(:receiver, s(:string, "Hello again"))))
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super
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end
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def test_chain
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#show_ticks # get output of what is
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check_chain ["Branch","Label","LoadConstant","SlotToReg","RegToSlot",
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"LoadConstant","RegToSlot","FunctionCall","Label","SlotToReg",
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"LoadConstant","RegToSlot","LoadConstant","RegToSlot","LoadConstant",
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"RegToSlot","LoadConstant","RegToSlot","RegisterTransfer","FunctionCall",
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"Label","SlotToReg","SlotToReg","RegisterTransfer","Syscall",
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"RegisterTransfer","RegisterTransfer","RegToSlot","Label","FunctionReturn",
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"RegisterTransfer","SlotToReg","SlotToReg","Label","FunctionReturn",
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"RegisterTransfer","Syscall","NilClass"]
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end
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def test_branch
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was = @interpreter.instruction
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assert_equal Register::Branch , ticks(1).class
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assert was != @interpreter.instruction
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assert @interpreter.instruction , "should have gone to next instruction"
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end
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def test_load
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assert_equal Register::LoadConstant , ticks(3).class
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assert_equal Parfait::Space , @interpreter.get_register(:r2).class
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assert_equal :r2, @interpreter.instruction.array.symbol
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end
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def test_get
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assert_equal Register::SlotToReg , ticks(4).class
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assert @interpreter.get_register( :r1 )
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assert Integer , @interpreter.get_register( :r1 ).class
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end
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def test_call
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assert_equal Register::FunctionCall , ticks(8).class
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end
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def test_putstring
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done = ticks(25)
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assert_equal Register::Syscall , done.class
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assert_equal "Hello again" , @interpreter.stdout
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end
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def test_return
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done = ticks(30)
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assert_equal Register::FunctionReturn , done.class
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assert Register::Label , @interpreter.instruction.class
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assert @interpreter.instruction.is_a?(Register::Instruction) , "not instruction #{@interpreter.instruction}"
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end
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def test_exit
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done = ticks(42)
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assert_equal NilClass , done.class
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assert_equal "Hello again" , @interpreter.stdout
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end
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end
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