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Revert "[TASK] Add Transaction.getBalanceChanges, computed from metadata"

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See the balance change package in [ripple-lib-extensions](https://github.com/ripple/ripple-lib-extensions)

This reverts commit 72387873b4.

Conflicts:
	test/metadata-test.js
This commit is contained in:
Geert Weening
2015-01-06 14:40:39 -08:00
parent 5d1ff1c912
commit 51211bbba0
15 changed files with 20 additions and 1331 deletions
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194
test/metadata-test.js
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@@ -1,194 +0,0 @@
var assert = require('assert');
var fs = require('fs');
var Meta = require('ripple-lib').Meta;
// Pay 100 XRP from rKmB to rLDY to create rLDY account
var createAccountBalanceChanges = [
{ address: 'rLDYrujdKUfVx28T9vRDAbyJ7G2WVXKo4K',
balance_change: {
value: '100',
currency: 'XRP',
issuer: ''
}
},
{ address: 'rKmBGxocj9Abgy25J51Mk1iqFzW9aVF9Tc',
balance_change: {
value: '-100.012',
currency: 'XRP',
issuer: ''
},
}
];
// Pay 0.01 USD from rKmB to rLDY where rLDY starts with no USD
var usdFirstPaymentBalanceChanges = [
{ address: 'rKmBGxocj9Abgy25J51Mk1iqFzW9aVF9Tc',
balance_change: {
value: '-0.01',
currency: 'USD',
issuer: 'rMwjYedjc7qqtKYVLiAccJSmCwih4LnE2q'
}
},
{ address: 'rLDYrujdKUfVx28T9vRDAbyJ7G2WVXKo4K',
balance_change: {
value: '0.01',
currency: 'USD',
issuer: 'rMwjYedjc7qqtKYVLiAccJSmCwih4LnE2q'
}
},
{ address: 'rKmBGxocj9Abgy25J51Mk1iqFzW9aVF9Tc',
balance_change: {
value: '-0.012',
currency: 'XRP',
issuer: ''
}
}
];
// Pay 0.2 USD from rLDY to rKmB where rLDY starts with 0.2 USD
var usdFullPaymentBalanceChanges = [
{ address: 'rKmBGxocj9Abgy25J51Mk1iqFzW9aVF9Tc',
balance_change: {
value: '0.2',
currency: 'USD',
issuer: 'rMwjYedjc7qqtKYVLiAccJSmCwih4LnE2q'
}
},
{ address: 'rLDYrujdKUfVx28T9vRDAbyJ7G2WVXKo4K',
balance_change: {
value: '-0.2',
currency: 'USD',
issuer: 'rMwjYedjc7qqtKYVLiAccJSmCwih4LnE2q'
}
},
{ address: 'rLDYrujdKUfVx28T9vRDAbyJ7G2WVXKo4K',
balance_change: {
value: '-0.012',
currency: 'XRP',
issuer: ''
}
}
];
// Pay 0.01 USD from rKmB to rLDY where rLDY starts with 0.01 USD
var usdPaymentBalanceChanges = usdFirstPaymentBalanceChanges;
// Set trust limit to 200 USD on rLDY when it has a trust limit of 100 USD
// and has a balance of 0.02 USD
var setTrustlineBalanceChanges = [
{
address: 'rLDYrujdKUfVx28T9vRDAbyJ7G2WVXKo4K',
balance_change: {
value: '-0.012',
currency: 'XRP',
issuer: ''
}
}
];
// Set trust limit to 100 USD on rLDY when it has no trustline
var createTrustlineBalanceChanges = setTrustlineBalanceChanges;
// Pay 0.02 USD from rLDY to rKmB when rLDY has a trust limit of 0
// for USD, but still has a balance of 0.02 USD; which closes the trustline
var deleteTrustlineBalanceChanges = [
{
address: 'rKmBGxocj9Abgy25J51Mk1iqFzW9aVF9Tc',
balance_change: {
value: '0.02',
currency: 'USD',
issuer: 'rMwjYedjc7qqtKYVLiAccJSmCwih4LnE2q'
}
},
{
address: 'rLDYrujdKUfVx28T9vRDAbyJ7G2WVXKo4K',
balance_change: {
value: '-0.02',
currency: 'USD',
issuer: 'rMwjYedjc7qqtKYVLiAccJSmCwih4LnE2q'
}
},
{
address: 'rLDYrujdKUfVx28T9vRDAbyJ7G2WVXKo4K',
balance_change: {
value: '-0.012',
currency: 'XRP',
issuer: ''
}
}
];
// Set trust limit to zero on rLDY when it has a balance of 0.02 USD
var removeTrustBalanceChanges = setTrustlineBalanceChanges;
function loadFixture(filename) {
var path = __dirname + '/fixtures/' + filename;
return JSON.parse(fs.readFileSync(path));
}
function parseBalanceChanges(metadata) {
var meta = new Meta(metadata);
return JSON.parse(JSON.stringify(meta.parseBalanceChanges()));
}
describe('parseBalanceChanges()', function() {
it('XRP create account', function() {
var paymentResponse = loadFixture('payment-xrp-create-account.json');
var result = parseBalanceChanges(paymentResponse.metadata);
assert.deepEqual(result, createAccountBalanceChanges);
});
it('USD payment to account with no USD', function() {
var filename = 'payment-iou-destination-no-balance.json';
var paymentResponse = loadFixture(filename);
var result = parseBalanceChanges(paymentResponse.metadata);
assert.deepEqual(result, usdFirstPaymentBalanceChanges);
});
it('USD payment of all USD in source account', function() {
var paymentResponse = loadFixture('payment-iou-spend-full-balance.json');
var result = parseBalanceChanges(paymentResponse.metadata);
assert.deepEqual(result, usdFullPaymentBalanceChanges);
});
it('USD payment to account with USD', function() {
var paymentResponse = loadFixture('payment-iou.json');
var result = parseBalanceChanges(paymentResponse.metadata);
assert.deepEqual(result, usdPaymentBalanceChanges);
});
it('Set trust limit to 0 with balance remaining', function() {
var paymentResponse = loadFixture('trustline-set-limit-to-zero.json');
var result = parseBalanceChanges(paymentResponse.metadata);
assert.deepEqual(result, removeTrustBalanceChanges);
});
it('Create trustline', function() {
var paymentResponse = loadFixture('trustline-create.json');
var result = parseBalanceChanges(paymentResponse.metadata);
assert.deepEqual(result, createTrustlineBalanceChanges);
});
it('Set trustline', function() {
var paymentResponse = loadFixture('trustline-set-limit.json');
var result = parseBalanceChanges(paymentResponse.metadata);
assert.deepEqual(result, setTrustlineBalanceChanges);
});
it('Delete trustline', function() {
var paymentResponse = loadFixture('trustline-delete.json');
var result = parseBalanceChanges(paymentResponse.metadata);
assert.deepEqual(result, deleteTrustlineBalanceChanges);
});
});
describe('getAffectedAccounts()', function() {
it('Payment with extraneous hex accounts', function() {
var metadata = loadFixture('metadata-with-hex-accounts.json');
var affectedAccounts = new Meta(metadata).getAffectedAccounts();
assert.deepEqual(affectedAccounts, [
'rNGySgyyEdRJ6MKmzsZwyhhVeFKdENRGQ6',
'rQ3qJZwtzi4Zo3nWbmX9gwCke6S8jmHRCn',
'rabVnHuo1eq747GbnLDAJfE9GpsGwcL9Hy',
'rGa3Tb6vaMVU5RQMjxk4nsMGSArbu8epGG',
'rPofp4ruTavGuFnb9AYN2vRPBFxHB7RRsH',
'rP5VvumKn5qqn4RYTMGipmPE9965ARVQNT',
'rauAjp7gUp8xqHnPFDSo72Nc6aMx2k9yDk'
]);
});
});