def test_basic_cpp_rule(self):
'''
Test that we can correctly handle a basic Makefile rule.
'''
filename = self.mkstemp()
# Create a basic rule.
with open(filename, 'wt') as f:
f.write('target: a b\n')
# Confirm we get the correct dependencies.
with open(filename) as f:
deps = set(parse_makefile_rule(f))
self.assertSetEqual(deps, set(['a', 'b']))
def test_no_cpp_rules(self):
'''
Test that an empty list of Makefile rules yields no dependencies.
'''
filename = self.mkstemp()
# Create the file with no content.
with open(filename, 'wt') as f:
pass
# Confirm that we get no dependencies out of it.
with open(filename) as f:
deps = list(parse_makefile_rule(f))
self.assertLen(deps, 0)
def test_split_cpp_rule2(self):
'''
Test a more complicated split rule.
'''
filename = self.mkstemp()
# Create a complicated split rule.
with open(filename, 'wt') as f:
f.write('target: \\\n' 'a b \\\n' '\\\n' 'c\n')
# Confirm we get the correct dependencies.
with open(filename) as f:
deps = set(parse_makefile_rule(f))
self.assertSetEqual(deps, set(['a', 'b', 'c']))
def test_split_cpp_rule(self):
'''
Test that we can correctly handle rules split over multiple lines.
'''
filename = self.mkstemp()
# Create a split rule.
with open(filename, 'wt') as f:
f.write('target: a b \\\n' 'c \\\n' 'd\n')
# Confirm we get the correct dependencies.
with open(filename) as f:
deps = set(parse_makefile_rule(f))
self.assertSetEqual(deps, set(['a', 'b', 'c', 'd']))
def test_multiple_cpp_rules(self):
'''
We should ignore everything after the first Makefile dependency rule.
Test that this is actually true.
'''
filename = self.mkstemp()
# Create a file with multiple rules.
with open(filename, 'wt') as f:
f.write('target: a b c\n' 'target2: d e f\n')
# Confirm we only get the dependencies of the first rule.
with open(filename) as f:
deps = set(parse_makefile_rule(f))
self.assertSetEqual(deps, set(['a', 'b', 'c']))
def test_multiple_cpp_rules(self):
'''
We should ignore everything after the first Makefile dependency rule.
Test that this is actually true.
'''
filename = self.mkstemp()
# Create a file with multiple rules.
with open(filename, 'wt') as f:
f.write('target: a b c\n'
'target2: d e f\n')
# Confirm we only get the dependencies of the first rule.
with open(filename) as f:
deps = set(parse_makefile_rule(f))
self.assertSetEqual(deps, set(['a', 'b', 'c']))
def test_split_cpp_rule(self):
'''
Test that we can correctly handle rules split over multiple lines.
'''
filename = self.mkstemp()
# Create a split rule.
with open(filename, 'wt') as f:
f.write('target: a b \\\n'
'c \\\n'
'd\n')
# Confirm we get the correct dependencies.
with open(filename) as f:
deps = set(parse_makefile_rule(f))
self.assertSetEqual(deps, set(['a', 'b', 'c', 'd']))
def test_split_cpp_rule2(self):
'''
Test a more complicated split rule.
'''
filename = self.mkstemp()
# Create a complicated split rule.
with open(filename, 'wt') as f:
f.write('target: \\\n'
'a b \\\n'
'\\\n'
'c\n')
# Confirm we get the correct dependencies.
with open(filename) as f:
deps = set(parse_makefile_rule(f))
self.assertSetEqual(deps, set(['a', 'b', 'c']))
