rubyx/test/risc/position/test_instruction_position.rb
2018-06-02 16:12:01 +03:00

64 lines
2.1 KiB
Ruby

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