def test_do_statement_count(self):
code = """
do
a-- ;
while ( a );
"""
node = self.statement(code)
self.assertEqual(branches(node), 1)
def test_if_statement_count(self):
code = """
if (itr == '\r') {
int status = 1;
}
"""
node = self.statement(code)
self.assertEqual(branches(node), 1)
def test_for_statement_count(self):
code = """
for (int i = 0; i < amounts.length; i++) {
result += amounts[i];
}
"""
node = self.statement(code)
self.assertEqual(branches(node), 1)
def test_while_statement_count(self):
code = """
while (i < 5) {
System.out.println(i);
i++;
}
"""
node = self.statement(code)
self.assertEqual(branches(node), 1)
def test_switch_statement_count(self):
code = """
switch ( a )
{
case 1:
return ;
}
"""
node = self.statement(code)
self.assertEqual(branches(node.cases[0]), 1)
def test_catch_statements(self):
code = """
try {
Throwable t = new Exception();
throw t;
} catch (RuntimeException e) {
System.err.println("catch RuntimeException");
} catch (Exception e) {
System.err.println("catch Exception");
} catch (Throwable e) {
System.err.println("catch Throwable");
}
System.err.println("next statement");
"""
node = self.statement(code)
self.assertEqual(branches(node), 3)
for path, node in ast:
receivedNames += compound(node)
if (receivedNames != expectedNames):
raise Exception('\nTest failed. Expected ' +
str(expectedNames) + ', received ' +
str(receivedNames))
except Exception as e:
sys.exit(str(e) + ': ' + java)
for java in glob(os.path.join(fileDir, 'java/cc/*.java')):
with open(java, encoding='utf-8') as f:
try:
ast = javalang.parse.parse(f.read())
receivedCC = 1
expectedCC = cc(ast)
for path, node in ast:
receivedCC += branches(node)
if (receivedCC != expectedCC):
raise Exception('\nTest failed. Expected ' + str(expectedCC) +
', received ' + str(receivedCC))
print('.', end='', flush=True),
except Exception as e:
sys.exit(str(e) + ': ' + java)
print('\nOK')
def test_ternary_operator(self):
code = 'value == "uppercase" ? "JOHN" : "john";'
node = self.expression(code)
self.assertEqual(branches(node), 1)
def test_logic_operator_not_count(self):
code = 'if ( a > b ) {}'
ifNode = self.statement(code)
self.assertEqual(branches(ifNode.children[1]), 0)
def test_branch_not_count(self):
code = "nextKey = new BlockKey(serialNo, System.currentTimeMillis() + 3.0);"
node = self.expression(code)
self.assertEqual(branches(node), 0)