class LintTest(unittest.TestCase):
def setUp(self):
section = Section("some_name")
self.uut = Lint(section, None)
def test_invalid_output(self):
out = list(
self.uut.process_output([
"1.0|0: Info message\n", "2.2|1: Normal message\n",
"3.4|2: Major message\n"
], "a/file.py", ['original_file_lines_placeholder']))
self.assertEqual(len(out), 3)
self.assertEqual(out[0].origin, "Lint")
self.assertEqual(out[0].affected_code[0],
SourceRange.from_values("a/file.py", 1, 0))
self.assertEqual(out[0].severity, RESULT_SEVERITY.INFO)
self.assertEqual(out[0].message, "Info message")
self.assertEqual(out[1].affected_code[0],
SourceRange.from_values("a/file.py", 2, 2))
self.assertEqual(out[1].severity, RESULT_SEVERITY.NORMAL)
self.assertEqual(out[1].message, "Normal message")
self.assertEqual(out[2].affected_code[0],
SourceRange.from_values("a/file.py", 3, 4))
self.assertEqual(out[2].severity, RESULT_SEVERITY.MAJOR)
self.assertEqual(out[2].message, "Major message")
def test_custom_regex(self):
self.uut.output_regex = (r'(?P<origin>\w+)\|'
r'(?P<line>\d+)\.(?P<column>\d+)\|'
r'(?P<end_line>\d+)\.(?P<end_column>\d+)\|'
r'(?P<severity>\w+): (?P<message>.*)')
self.uut.severity_map = {"I": RESULT_SEVERITY.INFO}
out = list(
self.uut.process_output(["info_msg|1.0|2.3|I: Info message\n"],
'a/file.py',
['original_file_lines_placeholder']))
self.assertEqual(len(out), 1)
self.assertEqual(out[0].affected_code[0].start.line, 1)
self.assertEqual(out[0].affected_code[0].start.column, 0)
self.assertEqual(out[0].affected_code[0].end.line, 2)
self.assertEqual(out[0].affected_code[0].end.column, 3)
self.assertEqual(out[0].severity, RESULT_SEVERITY.INFO)
self.assertEqual(out[0].origin, 'Lint (info_msg)')
def test_valid_output(self):
out = list(
self.uut.process_output([
"Random line that shouldn't be captured\n", "*************\n"
], 'a/file.py', ['original_file_lines_placeholder']))
self.assertEqual(len(out), 0)
def test_stdin_input(self):
with prepare_file(["abcd", "efgh"], None) as (lines, filename):
# Use more which is a command that can take stdin and show it.
# This is available in windows and unix.
self.uut.executable = "more"
self.uut.use_stdin = True
self.uut.use_stderr = False
self.uut.process_output = lambda output, filename, file: output
out = self.uut.lint(file=lines)
# Some implementations of `more` add an extra newline at the end.
self.assertTrue(("abcd\n", "efgh\n") == out
or ("abcd\n", "efgh\n", "\n") == out)
def test_stderr_output(self):
self.uut.executable = "echo"
self.uut.arguments = "hello"
self.uut.use_stdin = False
self.uut.use_stderr = True
self.uut.process_output = lambda output, filename, file: output
out = self.uut.lint("unused_filename")
self.assertEqual((), out) # stderr is used
self.uut.use_stderr = False
out = self.uut.lint("unused_filename")
self.assertEqual(('hello\n', ), out) # stdout is used
def assert_warn(line):
assert line == "hello"
old_warn = self.uut.warn
self.uut.warn = assert_warn
self.uut._print_errors(["hello", "\n"])
self.uut.warn = old_warn
def test_gives_corrected(self):
self.uut.gives_corrected = True
out = tuple(self.uut.process_output(["a", "b"], "filename",
["a", "b"]))
self.assertEqual((), out)
out = tuple(self.uut.process_output(["a", "b"], "filename", ["a"]))
self.assertEqual(len(out), 1)
def test_missing_binary(self):
old_binary = Lint.executable
invalid_binary = "invalid_binary_which_doesnt_exist"
Lint.executable = invalid_binary
self.assertEqual(Lint.check_prerequisites(),
"'{}' is not installed.".format(invalid_binary))
# "echo" is existent on nearly all platforms.
Lint.executable = "echo"
self.assertTrue(Lint.check_prerequisites())
del Lint.executable
self.assertTrue(Lint.check_prerequisites())
Lint.executable = old_binary
def test_config_file_generator(self):
self.uut.executable = "echo"
self.uut.arguments = "-c {config_file}"
self.assertEqual(
self.uut._create_command(config_file="configfile").strip(),
"echo -c " + escape_path_argument("configfile"))
def test_config_file_generator(self):
self.uut.executable = "echo"
self.uut.config_file = lambda: ["config line1"]
config_filename = self.uut.generate_config_file()
self.assertTrue(os.path.isfile(config_filename))
os.remove(config_filename)
# To complete coverage of closing the config file and check if any
# errors are thrown there.
self.uut.lint("filename")
class LintTest(unittest.TestCase):
def setUp(self):
section = Section("some_name")
self.uut = Lint(section, None)
def test_invalid_output(self):
out = list(self.uut.process_output(
["1.0|0: Info message\n",
"2.2|1: Normal message\n",
"3.4|2: Major message\n"],
"a/file.py",
['original_file_lines_placeholder']))
self.assertEqual(len(out), 3)
self.assertEqual(out[0].origin, "Lint")
self.assertEqual(out[0].affected_code[0],
SourceRange.from_values("a/file.py", 1, 0))
self.assertEqual(out[0].severity, RESULT_SEVERITY.INFO)
self.assertEqual(out[0].message, "Info message")
self.assertEqual(out[1].affected_code[0],
SourceRange.from_values("a/file.py", 2, 2))
self.assertEqual(out[1].severity, RESULT_SEVERITY.NORMAL)
self.assertEqual(out[1].message, "Normal message")
self.assertEqual(out[2].affected_code[0],
SourceRange.from_values("a/file.py", 3, 4))
self.assertEqual(out[2].severity, RESULT_SEVERITY.MAJOR)
self.assertEqual(out[2].message, "Major message")
def test_custom_regex(self):
self.uut.output_regex = (r'(?P<origin>\w+)\|'
r'(?P<line>\d+)\.(?P<column>\d+)\|'
r'(?P<end_line>\d+)\.(?P<end_column>\d+)\|'
r'(?P<severity>\w+): (?P<message>.*)')
self.uut.severity_map = {"I": RESULT_SEVERITY.INFO}
out = list(self.uut.process_output(
["info_msg|1.0|2.3|I: Info message\n"],
'a/file.py',
['original_file_lines_placeholder']))
self.assertEqual(len(out), 1)
self.assertEqual(out[0].affected_code[0].start.line, 1)
self.assertEqual(out[0].affected_code[0].start.column, 0)
self.assertEqual(out[0].affected_code[0].end.line, 2)
self.assertEqual(out[0].affected_code[0].end.column, 3)
self.assertEqual(out[0].severity, RESULT_SEVERITY.INFO)
self.assertEqual(out[0].origin, 'Lint (info_msg)')
def test_valid_output(self):
out = list(self.uut.process_output(
["Random line that shouldn't be captured\n",
"*************\n"],
'a/file.py',
['original_file_lines_placeholder']))
self.assertEqual(len(out), 0)
def test_stdin_input(self):
with prepare_file(["abcd", "efgh"], None) as (lines, filename):
# Use more which is a command that can take stdin and show it.
# This is available in windows and unix.
self.uut.executable = "more"
self.uut.use_stdin = True
self.uut.use_stderr = False
self.uut.process_output = lambda output, filename, file: output
out = self.uut.lint(file=lines)
# Some implementations of `more` add an extra newline at the end.
self.assertTrue(("abcd\n", "efgh\n") == out or
("abcd\n", "efgh\n", "\n") == out)
def test_stderr_output(self):
self.uut.executable = "echo"
self.uut.arguments = "hello"
self.uut.use_stdin = False
self.uut.use_stderr = True
self.uut.process_output = lambda output, filename, file: output
out = self.uut.lint("unused_filename")
self.assertEqual((), out) # stderr is used
self.uut.use_stderr = False
out = self.uut.lint("unused_filename")
self.assertEqual(('hello\n',), out) # stdout is used
def assert_warn(line):
assert line == "hello"
old_warn = self.uut.warn
self.uut.warn = assert_warn
self.uut._print_errors(["hello", "\n"])
self.uut.warn = old_warn
def test_gives_corrected(self):
self.uut.gives_corrected = True
out = tuple(self.uut.process_output(["a", "b"], "filename", ["a", "b"]))
self.assertEqual((), out)
out = tuple(self.uut.process_output(["a", "b"], "filename", ["a"]))
self.assertEqual(len(out), 1)
def test_check_prerequisites(self):
old_binary = Lint.executable
invalid_binary = "invalid_binary_which_doesnt_exist"
Lint.executable = invalid_binary
self.assertEqual(Lint.check_prerequisites(),
"'{}' is not installed.".format(invalid_binary))
# "echo" is existent on nearly all platforms.
Lint.executable = "echo"
self.assertTrue(Lint.check_prerequisites())
Lint.executable = old_binary
old_command = Lint.prerequisite_command
Lint.prerequisite_command = ["command_which_doesnt_exist"]
self.assertEqual(Lint.check_prerequisites(), Lint.prerequisite_fail_msg)
Lint.prerequisite_command = "command_which_isnt_a_list"
self.assertRaises(TypeError, Lint.check_prerequisites)
Lint.prerequisite_command = ["cd",
os.path.join('non', 'existent', 'path')]
self.assertEqual(Lint.check_prerequisites(), Lint.prerequisite_fail_msg)
Lint.prerequisite_command = ["echo", "abc"]
self.assertTrue(Lint.check_prerequisites())
Lint.prerequisite_command = old_command
def test_config_file_generator(self):
self.uut.executable = "echo"
self.uut.arguments = "-c {config_file}"
self.assertEqual(
self.uut._create_command(config_file="configfile").strip(),
"echo -c " + escape_path_argument("configfile"))
def test_generate_config_file_generator(self):
self.uut.executable = "echo"
self.uut.config_file = lambda: ["config line1"]
config_filename = self.uut.generate_config_file()
self.assertTrue(os.path.isfile(config_filename))
os.remove(config_filename)
# To complete coverage of closing the config file and check if any
# errors are thrown there.
self.uut.lint("filename")
class LintTest(unittest.TestCase):
def setUp(self):
section = Section("some_name")
self.uut = Lint(section, None)
def test_invalid_output(self):
out = list(self.uut.process_output(
["1.0|0: Info message\n",
"2.2|1: Normal message\n",
"3.4|2: Major message\n"],
"a/file.py",
['original_file_lines_placeholder']))
self.assertEqual(len(out), 3)
self.assertEqual(out[0].origin, "Lint")
self.assertEqual(out[0].affected_code[0],
SourceRange.from_values("a/file.py", 1, 0))
self.assertEqual(out[0].severity, RESULT_SEVERITY.INFO)
self.assertEqual(out[0].message, "Info message")
self.assertEqual(out[1].affected_code[0],
SourceRange.from_values("a/file.py", 2, 2))
self.assertEqual(out[1].severity, RESULT_SEVERITY.NORMAL)
self.assertEqual(out[1].message, "Normal message")
self.assertEqual(out[2].affected_code[0],
SourceRange.from_values("a/file.py", 3, 4))
self.assertEqual(out[2].severity, RESULT_SEVERITY.MAJOR)
self.assertEqual(out[2].message, "Major message")
def test_custom_regex(self):
self.uut.output_regex = (r'(?P<origin>\w+)\|'
r'(?P<line>\d+)\.(?P<column>\d+)\|'
r'(?P<end_line>\d+)\.(?P<end_column>\d+)\|'
r'(?P<severity>\d+): (?P<message>.*)')
self.uut.severity_map = {"I": RESULT_SEVERITY.INFO}
out = list(self.uut.process_output(
["info_msg|1.0|2.3|0: Info message\n"],
'a/file.py',
['original_file_lines_placeholder']))
self.assertEqual(len(out), 1)
self.assertEqual(out[0].affected_code[0].start.line, 1)
self.assertEqual(out[0].affected_code[0].start.column, 0)
self.assertEqual(out[0].affected_code[0].end.line, 2)
self.assertEqual(out[0].affected_code[0].end.column, 3)
self.assertEqual(out[0].severity, RESULT_SEVERITY.INFO)
self.assertEqual(out[0].origin, 'Lint (info_msg)')
def test_valid_output(self):
out = list(self.uut.process_output(
["Random line that shouldn't be captured\n",
"*************\n"],
'a/file.py',
['original_file_lines_placeholder']))
self.assertEqual(len(out), 0)
@generate_skip_decorator(IndentBear)
def test_stdin_input(self):
self.uut.executable = IndentBear.executable
self.uut.use_stdin = True
self.uut.use_stderr = False
self.uut.process_output = lambda output, filename, file: output
input_file = ["int main(){return 0;}"]
out = self.uut.lint(file=input_file)
self.assertEqual(out,
('int\n', 'main ()\n', '{\n', ' return 0;\n', '}\n'))
def test_missing_binary(self):
old_binary = Lint.executable
invalid_binary = "invalid_binary_which_doesnt_exist"
Lint.executable = invalid_binary
self.assertEqual(Lint.check_prerequisites(),
"'{}' is not installed.".format(invalid_binary))
# "echo" is existent on nearly all platforms.
Lint.executable = "echo"
self.assertTrue(Lint.check_prerequisites())
del Lint.executable
self.assertTrue(Lint.check_prerequisites())
Lint.executable = old_binary
def test_config_file_generator(self):
self.uut.executable = "echo"
self.uut.arguments = "-c {config_file}"
self.assertEqual(
self.uut._create_command(config_file="configfile").strip(),
"echo -c " + escape_path_argument("configfile"))
def test_config_file_generator(self):
self.uut.executable = "echo"
self.uut.config_file = lambda: ["config line1"]
config_filename = self.uut.generate_config_file()
self.assertTrue(os.path.isfile(config_filename))
os.remove(config_filename)
# To complete coverage of closing the config file and check if any
# errors are thrown there.
self.uut.lint("filename")
class LintTest(unittest.TestCase):
def setUp(self):
section = Section("some_name")
self.uut = Lint(section, None)
def test_invalid_output(self):
out = list(
self.uut.process_output([
"1.0|0: Info message\n", "2.2|1: Normal message\n",
"3.4|2: Major message\n"
], "a/file.py", ['original_file_lines_placeholder']))
self.assertEqual(len(out), 3)
self.assertEqual(out[0].origin, "Lint")
self.assertEqual(out[0].affected_code[0],
SourceRange.from_values("a/file.py", 1, 0))
self.assertEqual(out[0].severity, RESULT_SEVERITY.INFO)
self.assertEqual(out[0].message, "Info message")
self.assertEqual(out[1].affected_code[0],
SourceRange.from_values("a/file.py", 2, 2))
self.assertEqual(out[1].severity, RESULT_SEVERITY.NORMAL)
self.assertEqual(out[1].message, "Normal message")
self.assertEqual(out[2].affected_code[0],
SourceRange.from_values("a/file.py", 3, 4))
self.assertEqual(out[2].severity, RESULT_SEVERITY.MAJOR)
self.assertEqual(out[2].message, "Major message")
def test_custom_regex(self):
self.uut.output_regex = (r'(?P<origin>\w+)\|'
r'(?P<line>\d+)\.(?P<column>\d+)\|'
r'(?P<end_line>\d+)\.(?P<end_column>\d+)\|'
r'(?P<severity>\d+): (?P<message>.*)')
self.uut.severity_map = {"I": RESULT_SEVERITY.INFO}
out = list(
self.uut.process_output(["info_msg|1.0|2.3|0: Info message\n"],
'a/file.py',
['original_file_lines_placeholder']))
self.assertEqual(len(out), 1)
self.assertEqual(out[0].affected_code[0].start.line, 1)
self.assertEqual(out[0].affected_code[0].start.column, 0)
self.assertEqual(out[0].affected_code[0].end.line, 2)
self.assertEqual(out[0].affected_code[0].end.column, 3)
self.assertEqual(out[0].severity, RESULT_SEVERITY.INFO)
self.assertEqual(out[0].origin, 'Lint (info_msg)')
def test_valid_output(self):
out = list(
self.uut.process_output([
"Random line that shouldn't be captured\n", "*************\n"
], 'a/file.py', ['original_file_lines_placeholder']))
self.assertEqual(len(out), 0)
@generate_skip_decorator(IndentBear)
def test_stdin_input(self):
self.uut.executable = IndentBear.executable
self.uut.use_stdin = True
self.uut.use_stderr = False
self.uut.process_output = lambda output, filename, file: output
input_file = ["int main(){return 0;}"]
out = self.uut.lint(file=input_file)
self.assertEqual(out,
('int\n', 'main ()\n', '{\n', ' return 0;\n', '}\n'))
def test_missing_binary(self):
old_binary = Lint.executable
invalid_binary = "invalid_binary_which_doesnt_exist"
Lint.executable = invalid_binary
self.assertEqual(Lint.check_prerequisites(),
"'{}' is not installed.".format(invalid_binary))
# "echo" is existent on nearly all platforms.
Lint.executable = "echo"
self.assertTrue(Lint.check_prerequisites())
del Lint.executable
self.assertTrue(Lint.check_prerequisites())
Lint.executable = old_binary
def test_config_file_generator(self):
self.uut.executable = "echo"
self.uut.arguments = "-c {config_file}"
self.assertEqual(
self.uut._create_command(config_file="configfile").strip(),
"echo -c " + escape_path_argument("configfile"))
def test_config_file_generator(self):
self.uut.executable = "echo"
self.uut.config_file = lambda: ["config line1"]
config_filename = self.uut.generate_config_file()
self.assertTrue(os.path.isfile(config_filename))
os.remove(config_filename)
# To complete coverage of closing the config file and check if any
# errors are thrown there.
self.uut.lint("filename")