<?php
namespace nulib\app\cli;

use nur\t\TestCase;

class ArgDefTest extends TestCase {
  protected static function assertArg(
    ArgDef $argDef,
    array  $options,
    bool   $haveShortOptions, bool $haveLongOptions, bool $isCommand,
    bool   $haveArgs, ?int $minArgs, ?int $maxArgs, ?string $argsdesc
  ) {
    $argDef->processOptions();
    $argDef->processArgs();
    $argDef->processAction();
    self::assertSame($options, $argDef->getOptions());
    self::assertSame($haveShortOptions, $argDef->haveShortOptions, "haveShortOptions");
    self::assertSame($haveLongOptions, $argDef->haveLongOptions, "haveLongOptions");
    self::assertSame($isCommand, $argDef->isCommand, "isCommand");
    self::assertSame($haveArgs, $argDef->haveArgs, "haveArgs");
    self::assertSame($minArgs, $argDef->minArgs, "minArgs");
    self::assertSame($maxArgs, $argDef->maxArgs, "maxArgs");
    self::assertSame($argsdesc, $argDef->argsdesc, "argsdesc");
  }

  function testArgsNone() {
    $argDef = new ArgDef(["-o"]);
    self::assertArg($argDef,
      ["-o"],
      true, false, false,
      false, 0, 0, "");

    $argDef = new ArgDef(["--longo"]);
    self::assertArg($argDef,
      ["--longo"],
      false, true, false,
      false, 0, 0, "");

    $argDef = new ArgDef(["-o", "--longo"]);
    self::assertArg($argDef,
      ["-o", "--longo"],
      true, true, false,
      false, 0, 0, "");
  }

  function testArgsMandatory() {
    $argDef = new ArgDef(["-o:", "--longo"]);
    self::assertArg($argDef,
      ["-o", "--longo"],
      true, true, false,
      true, 1, 1, "VALUE");

    $argDef = new ArgDef(["-a:", "-b:"]);
    self::assertArg($argDef,
      ["-a", "-b"],
      true, false, false,
      true, 1, 1, "VALUE");

    $argDef = new ArgDef(["-a:", "-b::"]);
    self::assertArg($argDef,
      ["-a", "-b"],
      true, false, false,
      true, 1, 1, "VALUE");

    $argDef = new ArgDef(["-a::", "-b:"]);
    self::assertArg($argDef,
      ["-a", "-b"],
      true, false, false,
      true, 1, 1, "VALUE");

    $argDef = new ArgDef(["-o", "--longo", "args" => true]);
    self::assertArg($argDef,
      ["-o", "--longo"],
      true, true, false,
      true, 1, 1, "VALUE");

    $argDef = new ArgDef(["-o", "--longo", "args" => 1]);
    self::assertArg($argDef,
      ["-o", "--longo"],
      true, true, false,
      true, 1, 1, "VALUE");

    $argDef = new ArgDef(["-o", "--longo", "args" => "value"]);
    self::assertArg($argDef,
      ["-o", "--longo"],
      true, true, false,
      true, 1, 1, "VALUE");

    $argDef = new ArgDef(["-o", "--longo", "args" => ["value"]]);
    self::assertArg($argDef,
      ["-o", "--longo"],
      true, true, false,
      true, 1, 1, "VALUE");
  }

  function testArgsOptional() {
    $argDef = new ArgDef(["-o::", "--longo"]);
    self::assertArg($argDef,
      ["-o", "--longo"],
      true, true, false,
      true, 0, 1, "[VALUE]");

    $argDef = new ArgDef(["-o", "--longo", "args" => [["value"]]]);
    self::assertArg($argDef,
      ["-o", "--longo"],
      true, true, false,
      true, 0, 1, "[VALUE]");

    $argDef = new ArgDef(["-o", "--longo", "args" => [[null]]]);
    self::assertArg($argDef,
      ["-o", "--longo"],
      true, true, false,
      true, 0, PHP_INT_MAX, "[VALUEs...]");

    $argDef = new ArgDef(["-o", "--longo", "args" => ["value", null]]);
    self::assertArg($argDef,
      ["-o", "--longo"],
      true, true, false,
      true, 1, PHP_INT_MAX, "VALUE [VALUEs...]");

    $argDef = new ArgDef(["-o", "--longo", "args" => "*"]);
    self::assertArg($argDef,
      ["-o", "--longo"],
      true, true, false,
      true, 0, PHP_INT_MAX, "[VALUEs...]");

    $argDef = new ArgDef(["-o", "--longo", "args" => "+"]);
    self::assertArg($argDef,
      ["-o", "--longo"],
      true, true, false,
      true, 1, PHP_INT_MAX, "VALUE [VALUEs...]");
  }

  function testMerge() {
    $BASE = ["-o:", "--longo"];

    $argDef = new ArgDef([
      "merge" => $BASE,
      "add" => ["-a", "--longa"],
      "remove" => ["-o", "--longo"],
    ]);
    self::assertArg($argDef,
      ["-a", "--longa"],
      true, true, false,
      false, 0, 0, "");

    $argDef = new ArgDef([
      "merge" => $BASE,
      "add" => ["-a", "--longa"],
      "remove" => ["-o", "--longo"],
      "-x",
    ]);
    self::assertArg($argDef,
      ["-a", "--longa", "-x"],
      true, true, false,
      false, 0, 0, "");
  }
}