text: from unittest import TestCase
  
  from asm_6502 import Assembler
  
  
  class TestAssembleLSR(TestCase):
  
      def setUp(self) -> None:
          self.assembler = Assembler()
  
      def test_lsr_accumulator(self):
          code = "LSR A"
          results = self.assembler.assemble(code, add_entry=False)
          self.assertEqual([
              (0x0000, [0x4A]),
          ], results)
  
      def test_lsr_zero_page(self):
          code = "LSR $10"
          results = self.assembler.assemble(code, add_entry=False)
          self.assertEqual([
              (0x0000, [0x46, 0x10]),
          ], results)
  
      def test_lsr_zero_page_x(self):
          code = "LSR $10,X"
          results = self.assembler.assemble(code, add_entry=False)
          self.assertEqual([
              (0x0000, [0x56, 0x10]),
          ], results)
  
      def test_lsr_absolute(self):
          code = "LSR $ABCD"
          results = self.assembler.assemble(code, add_entry=False)
          self.assertEqual([
              (0x0000, [0x4E, 0xCD, 0xAB]),
          ], results)
  
      def test_lsr_absolute_indexed_x(self):
          code = "LSR $ABCD,X"
          results = self.assembler.assemble(code, add_entry=False)
          self.assertEqual([
              (0x0000, [0x5E, 0xCD, 0xAB]),
          ], results)
  