Convert python_style_func_names to javaStyleFuncNames

python_to_java.py

#!/usr/bin/env python

def python_to_java(s):
    t = list(s)
    try:
        i = 0
        while True:
            if t[i] == '_':
                del t[i]
                t[i] = t[i].upper()
            else:
                i += 1
    except IndexError, e:
        return "".join(t)


TEST_DATA = [
    ('gid_number', 'gidNumber'),
    ('multiple_under_scores', 'multipleUnderScores'),
    ('nounderscores', 'nounderscores'),
    ('underscore_at_the_end_', 'underscoreAtTheEnd'),  # XXX what to do in this case?
    ('_underscore_in_the_beginning', 'UnderscoreInTheBeginning'),  # XXX what to do in this case?
    ('_', ''),  # XXX what to do in this case?
    ('__double_underscore__', 'DoubleUnderscore'),  # XXX what to do in this case?
    ('', '')
]


def test_python_to_java():
    for python, java in TEST_DATA:
        javap = python_to_java(python)
        assert javap == java, (python, javap, java)


if __name__ == "__main__":
    test_python_to_java()