90 lines
3.7 KiB
Ruby
90 lines
3.7 KiB
Ruby
require_relative 'helper'
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module Risc
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class TestAssignStatement < MiniTest::Test
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include Statements
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def pest_assign_op
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Parfait.object_space.get_main.add_local(:r , :Integer)
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@input = "r = 10.mod4"
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@expect = [Label, Label, Label, Label, Label]
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assert_nil msg = check_nil , msg
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end
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def pest_assign_ivar
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@input = "@r = 5"
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@expect = [Label]
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assert_nil msg = check_nil , msg
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end
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def pest_assign_call
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Parfait.object_space.get_main.add_local(:r , :Object)
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@input = s(:statements, s(:l_assignment, s(:local, :r), s(:call, :main, s(:arguments))))
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@expect = [Label, SlotToReg, SlotToReg, RegToSlot, LoadConstant, RegToSlot ,
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LoadConstant, SlotToReg, RegToSlot, LoadConstant, RegToSlot, RiscTransfer ,
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FunctionCall, Label, RiscTransfer, SlotToReg, SlotToReg, SlotToReg ,
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RegToSlot, LoadConstant, SlotToReg, RegToSlot, Label, FunctionReturn]
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assert_nil msg = check_nil , msg
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end
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def pest_named_list_get
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Parfait.object_space.get_main.add_local(:r , :Integer)
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@input = s(:statements, s(:l_assignment, s(:local, :r), s(:int, 5)), s(:return, s(:local, :r)))
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@expect = [Label, LoadConstant, SlotToReg, RegToSlot, SlotToReg, SlotToReg ,
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RegToSlot, LoadConstant, SlotToReg, RegToSlot, Label, FunctionReturn]
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was = check_return
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get = was.next(5)
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assert_equal SlotToReg , get.class
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assert_equal 1 + 1, get.index , "Get to named_list index must be offset, not #{get.index}"
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end
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def pest_assign_local_int
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Parfait.object_space.get_main.add_local(:r , :Integer)
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@input = s(:statements, s(:l_assignment, s(:local, :r), s(:int, 5)) )
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@expect = [Label, LoadConstant, SlotToReg, RegToSlot, LoadConstant, SlotToReg ,
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RegToSlot, Label, FunctionReturn]
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was = check_return
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set = was.next(3)
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assert_equal RegToSlot , set.class
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assert_equal 1 + 1, set.index , "Set to named_list index must be offset, not #{set.index}"
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end
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def pest_misassign_local
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Parfait.object_space.get_main.add_local(:r , :Integer)
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@input = s(:statements, s(:l_assignment, s(:local, :r), s(:string, "5")) )
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@expect = [Label, LoadConstant, SlotToReg, RegToSlot, Label, FunctionReturn]
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assert_raises {check }
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end
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def pest_assign_arg
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Parfait.object_space.get_main.add_argument(:blar , :Integer)
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@input = s(:statements, s(:a_assignment, s(:arg, :blar), s(:int, 5)))
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@expect = [Label, LoadConstant, SlotToReg, RegToSlot, LoadConstant, SlotToReg ,
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RegToSlot, Label, FunctionReturn]
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was = check_return
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set = was.next(3)
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assert_equal RegToSlot , set.class
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assert_equal 1 + 1, set.index , "Set to args index must be offset, not #{set.index}"
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end
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def pest_misassign_arg
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Parfait.object_space.get_main.add_argument(:blar , :Integer)
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@input = s(:statements, s(:a_assignment, s(:arg, :blar), s(:string, "5")))
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@expect = [Label, LoadConstant, SlotToReg, RegToSlot, Label, FunctionReturn]
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assert_raises {check }
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end
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def pest_arg_get
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# have to define bar externally, just because redefining main. Otherwise that would be automatic
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Parfait.object_space.get_main.add_argument(:balr , :Integer)
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@input = s(:statements, s(:return, s(:arg, :balr)))
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@expect = [Label, SlotToReg, SlotToReg, RegToSlot, LoadConstant, SlotToReg ,
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RegToSlot, Label, FunctionReturn]
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was = check_return
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get = was.next(2)
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assert_equal SlotToReg , get.class
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assert_equal 1 + 1, get.index , "Get to args index must be offset, not #{get.index}"
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end
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end
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end
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