#!/usr/bin/env python3

import sys


def generate_prelude(f, basename):
    f.write('''\
---
title: "stress test"
bindings: {basename}.yaml
functions: {basename}.py
...
'''.format(basename=basename))


def generate_scenario(f, scen_number, steps):
    f.write('\n')
    f.write('# Scenario {}\n'.format(scen_number))
    f.write('~~~scenario\n')
    for i in range(steps):
        f.write('given precondition {}\n'.format(i))
    f.write('~~~\n')
    

def generate_bindings(f, num_bindings):
    for i in range(num_bindings):
        f.write('- given: precondition {}\n'.format(i))
        f.write('  function: nop\n')
    

def generate_functions(f):
    f.write('def nop(ctx):\n')
    f.write('  pass\n')


def main():
    basename = sys.argv[1]
    scenarios = int(sys.argv[2])
    steps = int(sys.argv[3])

    with open(basename + '.md', 'w') as f:
        generate_prelude(f, basename)
        for i in range(scenarios):
            generate_scenario(f, i, steps)

    with open(basename + '.yaml', 'w') as f:
        generate_bindings(f, steps)

    with open(basename + '.py', 'w') as f:
        generate_functions(f)


if __name__ == "__main__":
    main()