464 lines
17 KiB
Python
Executable File
464 lines
17 KiB
Python
Executable File
#!/usr/bin/python
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import sys
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import subprocess
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import os
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import os.path
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if len(sys.argv) > 1:
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pythonpath = sys.argv[1]
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else:
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pythonpath = sys.executable
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homepath = os.path.realpath(os.path.dirname(sys.argv[0]))
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ophispath = os.path.join(homepath, "..", "bin", "ophis")
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failed = 0
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# These are some simple routines for forwarding to Ophis. It relies
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# on the standard input/output capabilities; we'll only go around it
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# when explicitly testing the input/output file capabilities.
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def assembled(raw):
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return ' '.join(["%02X" % ord(c) for c in raw])
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def assemble_raw(asm="", options=[]):
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p = subprocess.Popen([pythonpath, ophispath] + options,
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stdin=subprocess.PIPE, stdout=subprocess.PIPE,
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stderr=subprocess.PIPE)
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return p.communicate(asm)
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def assemble_string(asm, options=[]):
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return assemble_raw(asm, ["-qo", "-", "-"] + options)
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def test_string(test_name, asm, expected, options=[]):
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(out, err) = assemble_string(asm, options)
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if out == expected:
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print "%s: SUCCESS" % test_name
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else:
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global failed
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failed += 1
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print "%s: FAILED" % test_name
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print "Assembled code: ", assembled(out)
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print "Expected code: ", assembled(expected)
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if err != '':
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print "Error output:\n%s" % err
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def test_file(test_name, fname, ename, options=[]):
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f = open(os.path.join(homepath, fname), 'rt')
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asm = f.read()
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f.close()
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if ename is not None:
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f = open(os.path.join(homepath, ename), 'rb')
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expected = f.read()
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f.close()
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else: # a test where we expect failure
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expected = ''
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test_string(test_name, asm, expected, options)
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# And now, the actual test suites. First, the most basic techniques
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# are tested - these are the ones the test harness *itself* depends
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# on, then we start running through the features.
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def test_basic():
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print
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print "==== BASIC OPERATION ===="
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test_string('Basic Ophis operation', '.byte "Hello, world!"',
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'Hello, world!')
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test_string('Newline/EOF passthrough', '.byte 10,26,13,4,0,"Hi",13,10',
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'\n\x1a\r\x04\x00Hi\r\n')
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# Normally these would go in Expressions but we need them to run the
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# tests for relative instructions.
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test_string('Program counter recognition', '.org $41\nlda #^\n', '\xa9A')
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test_string('Program counter math', '.org $41\nlda #^+3\n', '\xa9D')
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if failed == 0:
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test_file('Basic instructions', 'testbase.oph', 'testbase.bin')
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test_file('Basic data pragmas', 'testdata.oph', 'testdata.bin')
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test_file('Undocumented instructions', 'test6510.oph', 'test6510.bin',
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['-u'])
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test_file('65c02 extensions', 'test65c02.oph', 'test65c02.bin', ['-c'])
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test_file('Wide instructions', 'testwide.oph', 'testwide.bin', ['-c'])
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test_file('Branch restrictions (6502)', 'longbranch.oph', None,
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['--no-branch-extend'])
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test_file('Branch restrictions (65c02)', 'branch_c02.oph', None,
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['-c', '--no-branch-extend'])
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test_file('Branch extension, error-free (6502)', 'longbranch.oph',
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'longbranch.bin')
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test_file('Branch extension, correct code (6502)',
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'longbranch_ref.oph', 'longbranch.bin')
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test_file('Branch extension, error-free (65c02)', 'branch_c02.oph',
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'branch_c02.bin', ['-c'])
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test_file('Branch extension, correct code (65c02)',
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'branch_c02_ref.oph', 'branch_c02.bin', ['-c'])
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def test_outfile():
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global failed
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print "\n==== INPUT AND OUTPUT ===="
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if os.path.exists("ophis.bin"):
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print "TEST SUITE FAILED: unclean test environment (ophis.bin exists)"
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failed += 1
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return
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elif os.path.exists("custom.bin"):
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print "TEST SUITE FAILED: unclean test environment (custom.bin exists)"
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failed += 1
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return
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# Test 1: Defaults
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try:
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assemble_raw('.byte "Hello, world!", 10', ['-'])
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f = open('ophis.bin', 'rb')
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if f.read() != 'Hello, world!\n':
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print "Default output filename: FAILED (bad output)"
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failed += 1
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else:
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print "Default output filename: SUCCESS"
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f.close()
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os.unlink('ophis.bin')
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except:
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print "Default output filename: FAILED (exception)"
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failed += 1
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# Test 2: Command line override
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try:
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assemble_raw('.byte "Hello, world!", 10', ['-', '-o', 'custom.bin'])
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f = open('custom.bin', 'rb')
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if f.read() != 'Hello, world!\n':
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print "Commandline output filename: FAILED (bad output)"
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failed += 1
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else:
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print "Commandline output filename: SUCCESS"
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f.close()
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os.unlink('custom.bin')
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except:
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print "Commandline output filename: FAILED (exception)"
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failed += 1
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# Test 3: Pragma override
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try:
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assemble_raw('.outfile "custom.bin"\n.byte "Hello, world!", 10', ['-'])
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f = open('custom.bin', 'rb')
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if f.read() != 'Hello, world!\n':
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print "Commandline output filename: FAILED (bad output)"
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failed += 1
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else:
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print "Commandline output filename: SUCCESS"
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f.close()
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os.unlink('custom.bin')
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except:
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print "Commandline output filename: FAILED (exception)"
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failed += 1
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# Test 4: Command line override of .outfile
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try:
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assemble_raw('.outfile "custom2.bin"\n'
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'.byte "Hello, world!", 10', ['-', '-o', 'custom.bin'])
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f = open('custom.bin', 'rb')
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if f.read() != 'Hello, world!\n':
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print "Commandline override of pragma: FAILED (bad output)"
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failed += 1
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else:
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print "Commandline override of pragma: SUCCESS"
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f.close()
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os.unlink('custom.bin')
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except:
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print "Commandline override of pragma: FAILED (exception)"
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failed += 1
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# Test 5: Pragma repetition priority
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try:
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assemble_raw('.outfile "custom.bin"\n'
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'.outfile "custom2.bin"\n'
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'.byte "Hello, world!", 10', ['-'])
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f = open('custom.bin', 'rb')
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if f.read() != 'Hello, world!\n':
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print "Pragma repetition: FAILED (bad output)"
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failed += 1
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else:
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print "Pragma repetition: SUCCESS"
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f.close()
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os.unlink('custom.bin')
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except:
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print "Pragma repetition: FAILED (exception)"
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failed += 1
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# Test 6: multiple input files
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try:
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out = assemble_raw('', ['-o', '-', '-u',
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os.path.join(homepath, "testbase.oph"),
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os.path.join(homepath, "test6510.oph")])[0]
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f = open(os.path.join(homepath, "testbase.bin"), 'rb')
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s = f.read()
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f.close()
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f = open(os.path.join(homepath, "test6510.bin"), 'rb')
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s += f.read()
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f.close()
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if out != s:
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print "Multiple input files: FAILED (bad output)"
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failed += 1
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else:
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print "Multiple input files: SUCCESS"
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except:
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print "Multiple input files: FAILED (exception)"
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failed += 1
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def test_transforms():
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print "\n==== BINARY TRANSFORM PASSES ===="
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print "Simple zero page selection: SUCCESS (covered in basic tests)"
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test_string('Chained collapse', '.org $fa \n lda + \n lda ^ \n * rts \n',
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'\xa5\xfe\xa5\xfc\x60')
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test_string('Reversible collapse', '.org $fb \n bne ^+200 \n lda ^ \n',
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'\xf0\x03\x4c\xc5\x01\xad\x00\x01')
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def test_expressions():
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print "\n==== EXPRESSIONS AND LABELS ===="
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test_string('Basic addition', '.byte 3+2', '\x05')
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test_string('Basic subtraction', '.byte 3-2', '\x01')
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test_string('Basic multiplication', '.byte 3*2', '\x06')
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test_string('Basic division', '.byte 6/2', '\x03')
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test_string('Basic bit-union', '.byte 5|9', '\x0d')
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test_string('Basic bit-intersection', '.byte 5&9', '\x01')
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test_string('Basic bit-toggle', '.byte 5^9', '\x0c')
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test_string('Division truncation', '.byte 5/2', '\x02')
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test_string('Overflow', '.byte $FF*$10', '')
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test_string('Multibyte overflow', '.word $FF*$10', '\xf0\x0f')
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test_string('Masked overflow', '.byte $FF*$10&$FF', '\xf0')
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test_string('Underflow', '.byte 2-3', '')
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test_string('Masked underflow', '.byte 2-3&$FF', '\xff')
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test_string('Arithmetic precedence', '.byte 2+3*4-6/2', '\x0b')
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test_string('Parentheses', '.byte [2+3]*[4-6/2]', '\x05')
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test_string('String escapes',
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'.byte "The man said, \\"The \\\\ is Windowsy.\\""',
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'The man said, "The \\ is Windowsy."')
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test_string('Byte selector precedence',
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'.byte >$d000+32,>[$d000+32],<[$D000-275]',
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'\xf0\xd0\xed')
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test_string('Named labels', '.org $6948\nl: .word l', 'Hi')
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test_string('.alias directive (basic)', '.alias hi $6948\n.word hi', 'Hi')
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test_string('.alias directive (derived)',
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'.alias hi $6948\n.alias ho hi+$600\n.word hi,ho', 'HiHo')
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test_string('.alias directive (circular)',
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'.alias a c+1\n.alias b a+3\n.alias c b-4\n.word a, b, c',
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'')
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test_string('.advance directive (basic)',
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'lda #$05\n.advance $05\n.byte ^',
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'\xa9\x05\x00\x00\x00\x05')
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test_string('.advance directive (filler)',
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'lda #$05\nf: .advance $05,f+3\n.byte ^',
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'\xa9\x05\x05\x05\x05\x05')
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test_string('.advance no-op', 'lda #$05\n.advance $02\n.byte ^',
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'\xa9\x05\x02')
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test_string('.advance failure', 'lda #$05\n.advance $01\n.byte ^', '')
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test_string('.checkpc, space > 0', 'lda #$05\n.checkpc $10', '\xa9\x05')
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test_string('.checkpc, space = 0', 'lda #$05\n.checkpc 2', '\xa9\x05')
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test_string('.checkpc, space < 0', 'lda $05\n.checkpc 1', '')
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test_string('A X Y usable as labels',
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'.alias a 1\n.alias x 2\n.alias y 3\n'
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'lda (a+x+y),y\nlda (x+y,x)',
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'\xb1\x06\xa1\x05')
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test_string('Opcodes usable as labels',
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'ldy #$00\n dey: dey\n bne dey',
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'\xa0\x00\x88\xd0\xfd')
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def test_segments():
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print("\n==== ASSEMBLY SEGMENTS ====")
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test_string('Segments (basic)',
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'.org $41\n'
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'.data\n'
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'.org $61\n'
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'd:\n'
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'.text\n'
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'l: .byte l, d', 'Aa')
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test_string('Data cleanliness', '.byte 65\n.data\n.byte 65', '')
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test_string('.space directive',
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'.data\n.org $41\n.space a 2\n.space b 1\n.space c 1\n'
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'.text\n.byte a, b, c\n', 'ACD')
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test_string('Multiple named segments',
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'.data\n.org $41\n.data a\n.org $61\n.data b\n.org $4a\n'
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'.data\n.space q 1\n.data a\n.space r 1\n.data b\n.space s 1\n'
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'.text\n.org $10\n.text a\n.org $20\n'
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'.text\n.byte ^,q,r,s\n'
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'.text a\n.byte ^,q,r,s\n',
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'\x10AaJ\x20AaJ')
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def test_scopes():
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print("\n==== LABEL SCOPING ====")
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test_string('Repeated labels, different scopes',
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'.org $41\n'
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'.scope\n'
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'_l: .byte _l\n'
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'.scend\n'
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'.scope\n'
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'_l: .byte _l\n'
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'.scend\n', 'AB')
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test_string('Data hiding outside of scope',
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'.org $41\n'
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'.scope\n'
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'_l: .byte _l\n'
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'.scend\n'
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' .byte _l\n', '')
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test_string('Repeated labels, nested scopes',
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'.org $41\n'
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'.scope\n'
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'_l: .byte _l\n'
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'.scope\n'
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'_l: .byte _l\n'
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'.scend\n'
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' .byte _l\n'
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'.scend\n', 'ABA')
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test_string('Anonymous labels (basic)',
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'.org $41\n'
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'* .byte -, +\n'
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'* .byte -, --\n', 'ACCA')
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test_string('Anonymous labels (across scopes)',
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'.org $41\n'
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'* .byte -, +\n'
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'.scope\n'
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'* .byte -, --\n'
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'.scend\n', 'ACCA')
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def test_macros():
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print("\n==== MACROS ====")
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test_string('Basic macros',
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'.macro greet\n'
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' .byte "hi"\n'
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'.macend\n'
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'`greet\n.invoke greet', "hihi")
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test_string('Macros with arguments',
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'.macro greet\n'
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' .byte "hi",_1\n'
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'.macend\n'
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"`greet 'A\n.invoke greet 'B", "hiAhiB")
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test_string('Macros invoking macros',
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'.macro inner\n'
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' .byte " there"\n'
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'.macend\n'
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'.macro greet\n'
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' .byte "hi"\n'
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' `inner\n'
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'.macend\n'
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"`greet", "hi there")
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test_string('Macros defining macros (illegal)',
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'.macro greet\n'
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'.macro inner\n'
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' .byte " there"\n'
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'.macend\n'
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' .byte "hi"\n'
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' `inner\n'
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'.macend\n'
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"`greet", "")
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test_string('Fail on infinite recursion',
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'.macro inner\n'
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' .byte " there"\n'
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' `greet\n'
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'.macend\n'
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'.macro greet\n'
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' .byte "hi"\n'
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' `inner\n'
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'.macend\n'
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"`greet", "")
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def test_subfiles():
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print("\n==== COMPILATION UNITS ====")
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test_string(".include pragma", '.include "baseinc.oph"', 'BASIC\n')
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test_string(".include repeated",
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'.include "baseinc.oph"\n.include "baseinc.oph"',
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'BASIC\nBASIC\n')
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test_string(".require pragma", '.require "baseinc.oph"', 'BASIC\n')
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test_string(".include before .require",
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'.include "baseinc.oph"\n.require "baseinc.oph"',
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'BASIC\n')
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test_string(".require before .include",
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'.require "baseinc.oph"\n.include "baseinc.oph"',
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'BASIC\nBASIC\n')
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test_string(".require same file twice with different paths",
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'.include "baseinc.oph"\n.include "sub/baseinc.oph"',
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'BASIC\nSUB 1 START\nSUB 1 END\n')
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test_string(".require different files with identical paths",
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'.include "sub/sub/sub.oph"',
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'SUB 2 START\nSUB 1 START\nBASIC\nSUB 1 END\nSUB 2 END\n')
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test_string(".charmap (basic)",
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'.charmap \'A, "abcdefghijklmnopqrstuvwxyz"\n'
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'.charmap \'a, "ABCDEFGHIJKLMNOPQRSTUVWXYZ"\n'
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'.byte "hELLO, wORLD!"', "Hello, World!")
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test_string(".charmap (reset)",
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'.charmap \'A, "abcdefghijklmnopqrstuvwxyz"\n'
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'.charmap \'a, "ABCDEFGHIJKLMNOPQRSTUVWXYZ"\n'
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'.byte "hELLO, wORLD!",10\n'
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'.charmap\n'
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'.byte "hELLO, wORLD!",10\n',
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"Hello, World!\nhELLO, wORLD!\n")
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test_string(".charmap (out of range)",
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'.charmap 250, "ABCDEFGHIJKLM"\n.byte 250,251',
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'')
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test_string(".charmapbin (basic)",
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'.charmapbin "../examples/petscii.map"\n.byte "hELLO, wORLD!"',
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"Hello, World!")
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test_string(".charmapbin (illegal)",
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'.charmapbin "baseinc.bin"\n.byte "hELLO, wORLD!"', '')
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test_string(".incbin (basic)", '.incbin "baseinc.bin"', "BASIC\n")
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test_string(".incbin (hardcoded offset)",
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'.incbin "baseinc.bin",3', "IC\n")
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test_string(".incbin (hardcoded offset and length)",
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'.incbin "baseinc.bin",3,2', "IC")
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test_string(".incbin (softcoded offset and length)",
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'.alias off len+1\n.alias len 2\n'
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'.incbin "baseinc.bin",off,len', "IC")
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test_string(".incbin (length too long)",
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'.byte 65\n.incbin "baseinc.bin",3,4', "")
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test_string(".incbin (negative offset)",
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'.byte 65\n.incbin "baseinc.bin",1-5,4', "")
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test_string(".incbin (offset = size)",
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'.byte 65\n.incbin "baseinc.bin",6', "A")
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test_string(".incbin (offset > size)",
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'.byte 65\n.incbin "baseinc.bin",7', "")
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test_string(".incbin (softcoded length too long)",
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'.alias off len\n.alias len 4\n'
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'.byte 65\n.incbin "baseinc.bin",off,len', "")
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test_string(".incbin (softcoded negative offset)",
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'.alias off 1-5\n'
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'.byte 65\n.incbin "baseinc.bin",off,4', "")
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test_string(".incbin (softcoded offset = size)",
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'.alias off 6\n'
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'.byte 65\n.incbin "baseinc.bin",off', "A")
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test_string(".incbin (softcoded offset > size)",
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'.alias off 7\n'
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'.byte 65\n.incbin "baseinc.bin",off', "")
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def test_systematic():
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test_outfile()
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test_transforms()
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test_expressions()
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test_segments()
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test_scopes()
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test_macros()
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test_subfiles()
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if __name__ == '__main__':
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print "Using Python interpreter:", pythonpath
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test_basic()
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os.chdir(os.path.dirname(os.path.realpath(sys.argv[0])))
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if failed == 0:
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test_systematic()
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else:
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print "\nBasic test cases failed, aborting test."
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if failed > 0:
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print "\nTotal test case failures: %d" % failed
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else:
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print "\nAll test cases succeeded"
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