unstable: bank transfer unit tests failing

[cambell-prince]

I'm getting the following unit test failures on the unstable implementation of the bank transfer and bank transfer edit feature.

See #5 for the test code.

1. GLBankTransferTest::testCheckBankTransfer_TwoTransfersEditFirstTooLittle_Fails
   Failed asserting that -30 matches expected -20.

/shared/src/sgw/frontaccounting/modules/tests/php/GLBankTransfer_Test.php:152

2. GLBankTransferTest::testCheckBankTransfer_TwoTransfersEditFirstJustRight_Succeeds
   Failed asserting that Array &0 (
   0 => '-30'
   'amount' => -30
   1 => '2014-02-13'
   'trans_date' => '2014-02-13'
   'account' => '2'
   'bank_account_name' => 'Petty Cash account'
   ) is null.

/shared/src/sgw/frontaccounting/modules/tests/php/GLBankTransfer_Test.php:231

3. GLBankTransferTest::testCheckBankTransfer_TwoTransfersMoveSecondBeforeFirst_Fails
   Failed asserting that two strings are equal.
   --- Expected
   +++ Actual
   @@ @@
   -'2014-02-01'
   +'2014-02-02'

/shared/src/sgw/frontaccounting/modules/tests/php/GLBankTransfer_Test.php:309

4. GLBankTransferTest::testCheckBankTransfer_TwoTransfersEditFirstLower_Succeeds
   Failed asserting that Array &0 (
   0 => '-30'
   'amount' => -30
   1 => '2014-02-13'
   'trans_date' => '2014-02-13'
   'account' => '2'
   'bank_account_name' => 'Petty Cash account'
   ) is null.

/shared/src/sgw/frontaccounting/modules/tests/php/GLBankTransfer_Test.php:346

FAILURES!
Tests: 7, Assertions: 28, Failures: 4.