import assert from 'assert'
import migration39 from '../../../app/scripts/migrations/039'

describe('migration #39', () => {
  it('should update the version metadata', (done) => {
    const oldStorage = {
      'meta': {
        'version': 38,
      },
      'data': {},
    }

    migration39.migrate(oldStorage)
      .then((newStorage) => {
        assert.deepEqual(newStorage.meta, {
          'version': 39,
        })
        done()
      })
      .catch(done)
  })

  it('should update old DAI token symbol to SAI in tokens', (done) => {
    const oldStorage = {
      'meta': {},
      'data': {
        'PreferencesController': {
          'tokens': [{
            'address': '0x89d24a6b4ccb1b6faa2625fe562bdd9a23260359',
            'decimals': 18,
            'symbol': 'DAI',
          }, {
            'address': '0x0d8775f648430679a709e98d2b0cb6250d2887ef',
            'symbol': 'BAT',
            'decimals': 18,
          }, {
            'address': '0x617b3f8050a0bd94b6b1da02b4384ee5b4df13f4',
            'symbol': 'META',
            'decimals': 18,
          }],
        },
      },
    }

    migration39.migrate(oldStorage)
      .then((newStorage) => {
        assert.deepEqual(newStorage.data.PreferencesController, {
          'tokens': [{
            'address': '0x89d24a6b4ccb1b6faa2625fe562bdd9a23260359',
            'decimals': 18,
            'symbol': 'SAI',
          }, {
            'address': '0x0d8775f648430679a709e98d2b0cb6250d2887ef',
            'symbol': 'BAT',
            'decimals': 18,
          }, {
            'address': '0x617b3f8050a0bd94b6b1da02b4384ee5b4df13f4',
            'symbol': 'META',
            'decimals': 18,
          }],
        })
        done()
      })
      .catch(done)
  })

  it('should update old DAI token symbol to SAI in accountTokens', (done) => {
    const oldStorage = {
      'meta': {},
      'data': {
        'PreferencesController': {
          'accountTokens': {
            '0x7250739de134d33ec7ab1ee592711e15098c9d2d': {
              'mainnet': [
                {
                  'address': '0x89d24a6b4ccb1b6faa2625fe562bdd9a23260359',
                  'decimals': 18,
                  'symbol': 'DAI',
                },
              ],
            },
            '0x8e5d75d60224ea0c33d0041e75de68b1c3cb6dd5': {
              'mainnet': [],
              'rinkeby': [],
            },
            '0x8e5d75d60224ea0c33d1041e75de68b1c3cb6dd5': {},
            '0xb3958fb96c8201486ae20be1d5c9f58083df343a': {
              'mainnet': [
                {
                  'address': '0x89d24a6b4ccb1b6faa2625fe562bdd9a23260359',
                  'decimals': 18,
                  'symbol': 'DAI',
                },
                {
                  'address': '0x0d8775f648430679a709e98d2b0cb6250d2887ef',
                  'decimals': 18,
                  'symbol': 'BAT',
                },
                {
                  'address': '0x617b3f8050a0bd94b6b1da02b4384ee5b4df13f4',
                  'decimals': 18,
                  'symbol': 'META',
                },
              ],
            },
          },
        },
      },
    }

    migration39.migrate(oldStorage)
      .then((newStorage) => {
        assert.deepEqual(newStorage.data.PreferencesController, {
          'accountTokens': {
            '0x7250739de134d33ec7ab1ee592711e15098c9d2d': {
              'mainnet': [
                {
                  'address': '0x89d24a6b4ccb1b6faa2625fe562bdd9a23260359',
                  'decimals': 18,
                  'symbol': 'SAI',
                },
              ],
            },
            '0x8e5d75d60224ea0c33d0041e75de68b1c3cb6dd5': {
              'mainnet': [],
              'rinkeby': [],
            },
            '0x8e5d75d60224ea0c33d1041e75de68b1c3cb6dd5': {},
            '0xb3958fb96c8201486ae20be1d5c9f58083df343a': {
              'mainnet': [
                {
                  'address': '0x89d24a6b4ccb1b6faa2625fe562bdd9a23260359',
                  'decimals': 18,
                  'symbol': 'SAI',
                },
                {
                  'address': '0x0d8775f648430679a709e98d2b0cb6250d2887ef',
                  'decimals': 18,
                  'symbol': 'BAT',
                },
                {
                  'address': '0x617b3f8050a0bd94b6b1da02b4384ee5b4df13f4',
                  'decimals': 18,
                  'symbol': 'META',
                },
              ],
            },
          },
        })
        done()
      })
      .catch(done)
  })

  it('should NOT change any state if accountTokens is not an object', (done) => {
    const oldStorage = {
      'meta': {},
      'data': {
        'PreferencesController': {
          'accountTokens': [],
        },
      },
    }

    migration39.migrate(oldStorage)
      .then((newStorage) => {
        assert.deepEqual(newStorage.data, oldStorage.data)
        done()
      })
      .catch(done)
  })

  it('should NOT change any state if accountTokens is an object with invalid values', (done) => {
    const oldStorage = {
      'meta': {},
      'data': {
        'PreferencesController': {
          'accountTokens': {
            '0x7250739de134d33ec7ab1ee592711e15098c9d2d': [
              {
                'address': '0x89d24a6b4ccb1b6faa2625fe562bdd9a23260359',
                'decimals': 18,
                'symbol': 'DAI',
              },
            ],
            '0x89d24a6b4ccb1b6faa2625fe562bdd9a23260359': null,
            '0x8e5d75d60224ea0c33d0041e75de68b1c3cb6dd5': {
              'mainnet': [
                null,
                undefined,
                [],
                42,
              ],
              'rinkeby': null,
            },
          },
        },
      },
    }

    migration39.migrate(oldStorage)
      .then((newStorage) => {
        assert.deepEqual(newStorage.data, oldStorage.data)
        done()
      })
      .catch(done)
  })

  it('should NOT change any state if accountTokens includes the new DAI token', (done) => {
    const oldStorage = {
      'meta': {},
      'data': {
        'PreferencesController': {
          'accountTokens': {
            '0x7250739de134d33ec7ab1ee592711e15098c9d2d': {
              'mainnet': [
                {
                  'address': '0x6B175474E89094C44Da98b954EedeAC495271d0F',
                  'decimals': 18,
                  'symbol': 'DAI',
                },
              ],
            },
            '0x8e5d75d60224ea0c33d0041e75de68b1c3cb6dd5': {
              'mainnet': [],
              'rinkeby': [],
            },
            '0x8e5d75d60224ea0c33d1041e75de68b1c3cb6dd5': {},
            '0xb3958fb96c8201486ae20be1d5c9f58083df343a': {
              'mainnet': [
                {
                  'address': '0x6B175474E89094C44Da98b954EedeAC495271d0F',
                  'decimals': 18,
                  'symbol': 'DAI',
                },
                {
                  'address': '0x0d8775f648430679a709e98d2b0cb6250d2887ef',
                  'decimals': 18,
                  'symbol': 'BAT',
                },
                {
                  'address': '0x617b3f8050a0bd94b6b1da02b4384ee5b4df13f4',
                  'decimals': 18,
                  'symbol': 'META',
                },
              ],
            },
          },
        },
      },
    }

    migration39.migrate(oldStorage)
      .then((newStorage) => {
        assert.deepEqual(newStorage.data, oldStorage.data)
        done()
      })
      .catch(done)
  })

  it('should NOT change any state if tokens includes the new DAI token', (done) => {
    const oldStorage = {
      'meta': {},
      'data': {
        'PreferencesController': {
          'tokens': [{
            'address': '0x6B175474E89094C44Da98b954EedeAC495271d0F',
            'symbol': 'DAI',
            'decimals': 18,
          }, {
            'address': '0x617b3f8050a0bd94b6b1da02b4384ee5b4df13f4',
            'symbol': 'META',
            'decimals': 18,
          }],
        },
      },
    }

    migration39.migrate(oldStorage)
      .then((newStorage) => {
        assert.deepEqual(newStorage.data, oldStorage.data)
        done()
      })
      .catch(done)
  })

  it('should NOT change any state if tokens does not include DAI', (done) => {
    const oldStorage = {
      'meta': {},
      'data': {
        'PreferencesController': {
          'tokens': [{
            'address': '0x0d8775f648430679a709e98d2b0cb6250d2887ef',
            'symbol': 'BAT',
            'decimals': 18,
          }, {
            'address': '0x617b3f8050a0bd94b6b1da02b4384ee5b4df13f4',
            'symbol': 'META',
            'decimals': 18,
          }],
        },
      },
    }

    migration39.migrate(oldStorage)
      .then((newStorage) => {
        assert.deepEqual(newStorage.data, oldStorage.data)
        done()
      })
      .catch(done)
  })

  it('should NOT change any state if a tokens property has invalid entries', (done) => {
    const oldStorage = {
      'meta': {},
      'data': {
        'PreferencesController': {
          'tokens': [
            null,
            [],
            undefined,
            42,
          ],
        },
      },
    }

    migration39.migrate(oldStorage)
      .then((newStorage) => {
        assert.deepEqual(newStorage.data, oldStorage.data)
        done()
      })
      .catch(done)
  })

  it('should NOT change any state if a tokens property is not an array', (done) => {
    const oldStorage = {
      'meta': {},
      'data': {
        'PreferencesController': {
          'tokens': {},
        },
      },
    }

    migration39.migrate(oldStorage)
      .then((newStorage) => {
        assert.deepEqual(newStorage.data, oldStorage.data)
        done()
      })
      .catch(done)
  })

  it('should NOT change any state if a tokens property is null', (done) => {
    const oldStorage = {
      'meta': {},
      'data': {
        'PreferencesController': {
          'tokens': null,
        },
      },
    }

    migration39.migrate(oldStorage)
      .then((newStorage) => {
        assert.deepEqual(newStorage.data, oldStorage.data)
        done()
      })
      .catch(done)
  })

  it('should NOT change any state if a tokens property is missing', (done) => {
    const oldStorage = {
      'meta': {},
      'data': {
        'PreferencesController': {
        },
      },
    }

    migration39.migrate(oldStorage)
      .then((newStorage) => {
        assert.deepEqual(newStorage.data, oldStorage.data)
        done()
      })
      .catch(done)
  })

  it('should NOT change any state if a accountTokens property is missing', (done) => {
    const oldStorage = {
      'meta': {},
      'data': {
        'PreferencesController': {
        },
      },
    }

    migration39.migrate(oldStorage)
      .then((newStorage) => {
        assert.deepEqual(newStorage.data, oldStorage.data)
        done()
      })
      .catch(done)
  })

  it('should NOT change any state if PreferencesController is missing', (done) => {
    const oldStorage = {
      'meta': {},
      'data': {},
    }

    migration39.migrate(oldStorage)
      .then((newStorage) => {
        assert.deepEqual(newStorage.data, oldStorage.data)
        done()
      })
      .catch(done)
  })
})