64 lines
2.1 KiB
Ruby
64 lines
2.1 KiB
Ruby
require_relative "helper"
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module Risc
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module Position
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# tests that require a boot and test propagation
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class TestInstructionPosition < MiniTest::Test
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def setup
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Risc.machine.boot
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@binary = Parfait::BinaryCode.new(1)
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#Position.set(@binary , 0 , Parfait.object_space.get_main)
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@label = Risc.label("hi","ho")
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end
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def test_init
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assert InstructionPosition.init(@label , nil)
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end
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def pest_set_instr
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pos = Position.set( @label , 8 , @binary)
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assert_equal InstructionPosition , pos.class
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end
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def pest_label_set_int
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Position.set( @label , 8 , @binary)
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assert_equal 8 , @label.address.value
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end
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def pest_label_reset_int
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Position.set( @label , 8 , @binary)
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Position.set( @label , 18 , @binary)
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assert_equal 18 , @label.address.value
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end
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def pest_ins_propagates
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@label.set_next Arm::ArmMachine.b( @label)
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Position.set( @label , 8 , @binary)
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assert_equal 8 , Position.get(@label.next).at
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end
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def pest_ins_propagates_again
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second = Arm::ArmMachine.b( @label)
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@label.set_next(second)
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Position.set( @label , 8 , @binary)
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Position.set(second , 12 , @binary)
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Position.set( @label , 8 , @binary)
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assert_equal 8 , Position.get(@label.next).at
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end
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def pest_label_at
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branch = Branch.new("b" , @label)
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Position.set(@label , 8 , @binary)
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Position.set(branch , 8 , @binary)
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at_4 = Position.at(8)
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assert_equal InstructionPosition , at_4.class
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assert_equal Branch , at_4.instruction.class
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end
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def pest_label_at_reverse
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branch = Branch.new("b" , @label)
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Position.set(branch , 8 , @binary)
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Position.set(@label , 8 , @binary)
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at_4 = Position.at(8)
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assert_equal InstructionPosition , at_4.class
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assert_equal Branch , at_4.instruction.class
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end
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def pest_reset_false_type
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assert_raises {Position.set(@label , 0 , @binary)}
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end
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end
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end
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end
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