// Copyright (c) 2017, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

import 'package:path/path.dart' as p;
import 'package:pub/src/exit_codes.dart' as exit_codes;
import 'package:pub/src/io.dart';
import 'package:pub/src/lock_file.dart';
import 'package:pub/src/source/git.dart';
import 'package:pub/src/system_cache.dart';
import 'package:test/test.dart';

import '../../descriptor.dart' as d;
import '../../test_pub.dart';

void main() {
  test('depends on a package in a subdirectory', () async {
    ensureGit();

    var repo = d.git('foo.git', [
      d.dir('subdir', [d.libPubspec('sub', '1.0.0'), d.libDir('sub', '1.0.0')])
    ]);
    await repo.create();

    await d.appDir({
      'sub': {
        'git': {'url': '../foo.git', 'path': 'subdir'}
      }
    }).create();

    await pubGet();

    await d.dir(cachePath, [
      d.dir('git', [
        d.dir('cache', [d.gitPackageRepoCacheDir('foo')]),
        d.hashDir('foo', [
          d.dir('subdir', [d.libDir('sub', '1.0.0')])
        ])
      ])
    ]).validate();

    await d.appPackageConfigFile([
      d.packageConfigEntry(
          name: 'sub',
          path: pathInCache('git/foo-${await repo.revParse('HEAD')}/subdir')),
    ]).validate();
  });

  test('depends on a package in a deep subdirectory', () async {
    ensureGit();

    var repo = d.git('foo.git', [
      d.dir('sub', [
        d.dir('dir%', [d.libPubspec('sub', '1.0.0'), d.libDir('sub', '1.0.0')])
      ])
    ]);
    await repo.create();

    await d.appDir({
      'sub': {
        'git': {'url': '../foo.git', 'path': 'sub/dir%25'}
      }
    }).create();

    await pubGet();

    await d.dir(cachePath, [
      d.dir('git', [
        d.dir('cache', [d.gitPackageRepoCacheDir('foo')]),
        d.hashDir('foo', [
          d.dir('sub', [
            d.dir('dir%', [d.libDir('sub', '1.0.0')])
          ])
        ])
      ])
    ]).validate();

    await d.appPackageConfigFile([
      d.packageConfigEntry(
          name: 'sub',
          path:
              pathInCache('git/foo-${await repo.revParse('HEAD')}/sub/dir%25')),
    ]).validate();

    final lockFile = LockFile.load(
        p.join(d.sandbox, appPath, 'pubspec.lock'), SystemCache().sources);

    expect(
        (lockFile.packages['sub']!.description.description as GitDescription)
            .path,
        'sub/dir%25',
        reason: 'use uris to specify the path relative to the repo');
  });

  group('requires path to be absolute', () {
    test('absolute path', () async {
      await d.appDir({
        'sub': {
          'git': {'url': '../foo.git', 'path': '/subdir'}
        }
      }).create();

      await pubGet(
        error: contains(
          'Invalid description in the "myapp" pubspec on the "sub" dependency: The \'path\' field of the description must be a relative path URL.',
        ),
        exitCode: exit_codes.DATA,
      );
    });
    test('scheme', () async {
      await d.appDir({
        'sub': {
          'git': {'url': '../foo.git', 'path': 'https://subdir'}
        }
      }).create();

      await pubGet(
        error: contains(
          'Invalid description in the "myapp" pubspec on the "sub" dependency: The \'path\' field of the description must be a relative path URL.',
        ),
        exitCode: exit_codes.DATA,
      );
    });
    test('fragment', () async {
      await d.appDir({
        'sub': {
          'git': {'url': '../foo.git', 'path': 'subdir/dir#fragment'}
        }
      }).create();

      await pubGet(
        error: contains(
          'Invalid description in the "myapp" pubspec on the "sub" dependency: The \'path\' field of the description must be a relative path URL.',
        ),
        exitCode: exit_codes.DATA,
      );
    });

    test('query', () async {
      await d.appDir({
        'sub': {
          'git': {'url': '../foo.git', 'path': 'subdir/dir?query'}
        }
      }).create();

      await pubGet(
        error: contains(
          'Invalid description in the "myapp" pubspec on the "sub" dependency: The \'path\' field of the description must be a relative path URL.',
        ),
        exitCode: exit_codes.DATA,
      );
    });

    test('authority', () async {
      await d.appDir({
        'sub': {
          'git': {
            'url': '../foo.git',
            'path': 'bob:pwd@somewhere.example.com/subdir'
          }
        }
      }).create();

      await pubGet(
        error: contains(
          'Invalid description in the "myapp" pubspec on the "sub" dependency: The \'path\' field of the description must be a relative path URL.',
        ),
        exitCode: exit_codes.DATA,
      );
    });
  });

  test('depends on a package in a deep subdirectory, non-relative uri',
      () async {
    ensureGit();

    var repo = d.git('foo.git', [
      d.dir('sub', [
        d.dir('dir%', [d.libPubspec('sub', '1.0.0'), d.libDir('sub', '1.0.0')])
      ])
    ]);
    await repo.create();

    await d.appDir({
      'sub': {
        'git': {
          'url': p.toUri(p.join(d.sandbox, 'foo.git')).toString(),
          'path': 'sub/dir%25'
        }
      }
    }).create();

    await pubGet();

    await d.dir(cachePath, [
      d.dir('git', [
        d.dir('cache', [d.gitPackageRepoCacheDir('foo')]),
        d.hashDir('foo', [
          d.dir('sub', [
            d.dir('dir%', [d.libDir('sub', '1.0.0')])
          ])
        ])
      ])
    ]).validate();

    await d.appPackageConfigFile([
      d.packageConfigEntry(
          name: 'sub',
          path:
              pathInCache('git/foo-${await repo.revParse('HEAD')}/sub/dir%25')),
    ]).validate();

    final lockFile = LockFile.load(
        p.join(d.sandbox, appPath, 'pubspec.lock'), SystemCache().sources);

    expect(
        (lockFile.packages['sub']!.description.description as GitDescription)
            .path,
        'sub/dir%25',
        reason: 'use uris to specify the path relative to the repo');
  });

  test('depends on multiple packages in subdirectories', () async {
    ensureGit();

    var repo = d.git('foo.git', [
      d.dir('subdir1',
          [d.libPubspec('sub1', '1.0.0'), d.libDir('sub1', '1.0.0')]),
      d.dir(
          'subdir2', [d.libPubspec('sub2', '1.0.0'), d.libDir('sub2', '1.0.0')])
    ]);
    await repo.create();

    await d.appDir({
      'sub1': {
        'git': {'url': '../foo.git', 'path': 'subdir1'}
      },
      'sub2': {
        'git': {'url': '../foo.git', 'path': 'subdir2'}
      }
    }).create();

    await pubGet();

    await d.dir(cachePath, [
      d.dir('git', [
        d.dir('cache', [d.gitPackageRepoCacheDir('foo')]),
        d.hashDir('foo', [
          d.dir('subdir1', [d.libDir('sub1', '1.0.0')]),
          d.dir('subdir2', [d.libDir('sub2', '1.0.0')])
        ])
      ])
    ]).validate();

    await d.appPackageConfigFile([
      d.packageConfigEntry(
          name: 'sub1',
          path: pathInCache('git/foo-${await repo.revParse('HEAD')}/subdir1')),
      d.packageConfigEntry(
          name: 'sub2',
          path: pathInCache('git/foo-${await repo.revParse('HEAD')}/subdir2')),
    ]).validate();
  });

  test('depends on packages in the same subdirectory at different revisions',
      () async {
    ensureGit();

    var repo = d.git('foo.git', [
      d.dir(
          'subdir', [d.libPubspec('sub1', '1.0.0'), d.libDir('sub1', '1.0.0')])
    ]);
    await repo.create();
    var oldRevision = await repo.revParse('HEAD');

    deleteEntry(p.join(d.sandbox, 'foo.git', 'subdir'));

    await d.git('foo.git', [
      d.dir(
          'subdir', [d.libPubspec('sub2', '1.0.0'), d.libDir('sub2', '1.0.0')])
    ]).commit();
    var newRevision = await repo.revParse('HEAD');

    await d.appDir({
      'sub1': {
        'git': {'url': '../foo.git', 'path': 'subdir', 'ref': oldRevision}
      },
      'sub2': {
        'git': {'url': '../foo.git', 'path': 'subdir'}
      }
    }).create();

    await pubGet();

    await d.dir(cachePath, [
      d.dir('git', [
        d.dir('cache', [d.gitPackageRepoCacheDir('foo')]),
        d.dir('foo-$oldRevision', [
          d.dir('subdir', [d.libDir('sub1', '1.0.0')])
        ]),
        d.dir('foo-$newRevision', [
          d.dir('subdir', [d.libDir('sub2', '1.0.0')])
        ])
      ])
    ]).validate();

    await d.appPackageConfigFile([
      d.packageConfigEntry(
          name: 'sub1', path: pathInCache('git/foo-$oldRevision/subdir')),
      d.packageConfigEntry(
          name: 'sub2', path: pathInCache('git/foo-$newRevision/subdir')),
    ]).validate();
  });
}