const assert = require('assert');
const {execSync} = require("child_process")
const {cwd} = require('process');
const {join} = require('path');
const {readFileSync} = require('fs');

function compile(file) {
  const cwd = "../";
  return execSync("target/debug/snakeoil compile " + file, { cwd });
}

function run() {
  const cwd = "../";
  try {
    return execSync("node test/run.js", { cwd }).toString();
  } catch (e) {
    return e.stderr;
  }
}

function test(file) {
  compile(join("test", "fixtures", file));
  return run();
}

describe('Python', function() {
  describe('test fixtures', function() {
    function t(name, expected) {
      it(name, function() {
        const actual = test(name);
        assert(actual === expected, `expected ${expected}, given ${actual}.`);
      });
    }

    t("print_string.py", "hi\n");
    t("print_number.py", "11\n0\n");
    t("assignment.py", "abc\n");
    t("assignment_global.py", "bac\n");
    t("assignment_local.py", "cab\n");
    t("call_argument.py", "a\n");
    t("call_arguments.py", "a\nb\nc\nd\ne\n");
    t("call_arguments_stack.py", "a\nb\nc\nd\ne\nhi\nhello\n");
    t("del_local.py", "");
    t("tuple_number.py", "11\n22\n33\n");
    t("tuple_string.py", "str1\nstr2\nstr3\n");
    t("compare_number.py", "True\nFalse\n");
    t("compare_static_string.py", "True\nFalse\n");
    t("dict_number.py", "11\n33\n");
    t("dict_string.py", "aa\nbb\n");
  });
});