#!/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()