def tearDown(self):
try:
for p in Path('.').glob('lib*'):
p.unlink()
Path('myprogram').unlink()
except:
pass
def test_mod_times(self):
ComputeSum().make()
file = 'item_5_price.txt'
mod_time1 = Path(file).stat().st_mtime_ns
time.sleep(1)
with open(file, 'w', encoding='UTF-8') as f:
f.write('150')
mod_time2 = Path(file).stat().st_mtime_ns
self.assertGreater(mod_time2, mod_time1)
class CreateProgram(Task):
def __init__(self, prog_file):
self._prog_file = Path(prog_file)
self.trigger_exception_if_buit = False
def target(self):
return self._prog_file
def build(self, lib1_obj, lib2_obj, lib3_obj=None):
if self.trigger_exception_if_buit:
raise Exception('Sould not be rebuilt')
# os.system('gcc lib1.o lib2.o -o myprogram')
assert lib1_obj.exists()
assert lib2_obj.exists()
if lib3_obj:
assert lib3_obj.exists()
self._prog_file.touch()
def build(self, *tax_files):
sum_ = 0
for file in tax_files:
with file.open(encoding='UTF-8') as f:
sum_ += int(f.read())
with Path('total.txt').open('w', encoding='UTF-8') as f:
f.write('%d' % sum_)
class CreateItem(Task):
def __init__(self, num):
self._output_path = Path('item_%d_price.txt' % num)
def target(self):
return self._output_path
def build(self):
with self._output_path.open('w', encoding='UTF-8') as f:
f.write('100')
class CreateItem(Task):
def __init__(self, num):
self._output_path = Path('item_%d_price.txt' % num)
def target(self):
return self._output_path
def build(self):
with self._output_path.open('w', encoding='UTF-8') as f:
f.write('100')
class AddTaxToItem(Task):
def __init__(self, num):
self._output_path = Path('item_%d_tax.txt' % num)
def target(self):
return self._output_path
def build(self, input_path):
with input_path.open(encoding='UTF-8') as f:
price = int(f.read())
with self._output_path.open('w', encoding='UTF-8') as f:
f.write('%d' % int(price * 1.3))
class AddTaxToItem(Task):
def __init__(self, num):
self._output_path = Path('item_%d_tax.txt' % num)
def target(self):
return self._output_path
def build(self, input_path):
with input_path.open(encoding='UTF-8') as f:
price = int(f.read())
with self._output_path.open('w', encoding='UTF-8') as f:
f.write('%d' % int(price * 1.3))
def setUp(self):
Path('lib1.c').touch()
Path('lib2.c').touch()
Path('lib3.c').touch()
create_lib1 = CreateObjFile('lib1') << Path('lib1.c')
create_lib2 = CreateObjFile('lib1') << Path('lib2.c')
create_lib3 = CreateObjFile('lib3') << Path('lib3.c')
self.create_prog1 = CreateProgram('myprogram') << create_lib1 + \
create_lib2
self.create_prog2 = CreateProgram('myprogram') << create_lib1 + \
create_lib2 + \
create_lib3
def test_compile_with_three_dependencies(self):
self.create_prog2.make()
self.assertTrue(Path('myprogram').exists())
def test_recompile_from_scratch(self):
self.create_prog1.make()
self.assertTrue(Path('myprogram').exists())
time.sleep(1.1)
self.create_prog1.trigger_exception_if_buit = True
self.create_prog1.make()
def test_compile_from_scratch(self):
self.create_prog1.make()
self.assertTrue(Path('myprogram').exists())
def __init__(self, destination):
self._destination = Path(destination)
def __init__(self, prog_file):
self._prog_file = Path(prog_file)
self.trigger_exception_if_buit = False
def target(self):
return Path(self._decompressed)
def __init__(self, num):
self._output_path = Path('item_%d_price.txt' % num)
def __init__(self, num):
self._output_path = Path('item_%d_price.txt' % num)
def tearDown(self):
for f in Path('.').glob('*.txt'):
f.unlink()
def target(self):
return Path('total.txt')
def target(self):
return Path(self.filename + '.o')
def build(self, c_file):
# os.system('gcc -c %s.o -o %s.o'%c_file)
assert c_file.exists()
Path(self.filename + '.o').touch()
def target(self):
return Path(self._destination)
def build(self, compressed):
self.debug('Decompressing %s to %s' % (compressed, self._decompressed))
with tarfile.open(str(compressed)) as f:
f.extractall(str(Path(self._decompressed).parent))
assert Path(self._decompressed).exists()
Path(self._decompressed).touch()