rubyx/test/slot_machine/compiler/test_equal_goto.rb

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require_relative "../helper"
module SlotMachine
class TestEqualGoto < MiniTest::Test
include SlotHelper
def do_check(code)
check = compile(code)
assert_equal SameCheck , check.class
assert_equal Label , check.false_label.class
assert check.left.is_a?(Slotted)
assert check.right.is_a?(Slotted)
check
end
def test_equal_local
check = do_check("goto(exit_label) if(a == b)")
assert_equal "message.a" , check.left.to_s
assert_equal "message.b" , check.right.to_s
end
def test_equal_inst_left
check = do_check("goto(exit_label) if(@a == b)")
assert_equal "message.receiver.a" , check.left.to_s
assert_equal "message.b" , check.right.to_s
end
def test_equal_inst_right
check = do_check("goto(exit_label) if(a == @b)")
assert_equal "message.a" , check.left.to_s
assert_equal "message.receiver.b" , check.right.to_s
end
end
class TestEqualGotoFull < MiniTest::Test
include SlotHelper
def setup
@expr = compile("start_label;goto(start_label) if( b == c)")
end
def test_label
assert_equal SlotMachine::Label , @expr.class
assert_equal :start_label , @expr.name
end
def test_conditional
assert_equal SameCheck , @expr.last.class
assert_equal :start_label , @expr.last.false_label.name
end
def test_same_label
assert_equal @expr.object_id , @expr.next.false_label.object_id
end
def test_expression_left
assert_equal SlottedMessage , @expr.last.left.class
assert_equal "message.b" , @expr.last.left.to_s
end
def test_expression_right
assert_equal SlottedMessage , @expr.last.right.class
assert_equal "message.c" , @expr.last.right.to_s
end
end
class TestEqualGotoChain < MiniTest::Test
include SlotHelper
def setup
@expr = compile("goto(start_label) if( a.b == c)")
end
def test_eq
assert_equal SameCheck , @expr.class
end
def test_left
assert_equal SlottedMessage , @expr.left.class
assert_equal "message.a.b" , @expr.left.to_s
end
end
class TestEqualGotoChain2 < MiniTest::Test
include SlotHelper
def setup
@expr = compile("goto(start_label) if( a == @b.c)")
end
def test_eq
assert_equal SameCheck , @expr.class
end
def test_right
assert_equal SlottedMessage , @expr.right.class
assert_equal "message.receiver.b.c" , @expr.right.to_s
end
end
end