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transaction_test.go
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/*
Copyright 2024 Blnk Finance Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package blnk
import (
"context"
"encoding/json"
"fmt"
"math/big"
"regexp"
"sort"
"sync"
"testing"
"time"
"github.com/jerry-enebeli/blnk/config"
"github.com/jerry-enebeli/blnk/database"
"github.com/jerry-enebeli/blnk/model"
"github.com/brianvoe/gofakeit/v6"
"github.com/DATA-DOG/go-sqlmock"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestRecordTransaction(t *testing.T) {
cnf := &config.Configuration{
Redis: config.RedisConfig{
Dns: "localhost:6379",
},
Queue: config.QueueConfig{
WebhookQueue: "webhook_queue",
TransactionQueue: "transaction_queue",
IndexQueue: "index_queue",
NumberOfQueues: 1,
},
Server: config.ServerConfig{SecretKey: "some-secret"},
AccountNumberGeneration: config.AccountNumberGenerationConfig{
HttpService: config.AccountGenerationHttpService{
Url: "http://example.com/generateAccount",
},
},
}
config.ConfigStore.Store(cnf)
datasource, mock, err := newTestDataSource()
assert.NoError(t, err)
// Important: Set ExpectationsWereMet to ensure execution occurs in order of appearance
mock.MatchExpectationsInOrder(false)
d, err := NewBlnk(datasource)
assert.NoError(t, err)
// Use fixed UUIDs for better predictability
source := "source-balance-id-123"
destination := "destination-balance-id-456"
reference := "transaction-reference-789"
txn := &model.Transaction{
Reference: reference,
Source: source,
Destination: destination,
Rate: 1,
Amount: 10,
AllowOverdraft: false,
Precision: 100,
Currency: "NGN",
}
// First, check if transaction exists
mock.ExpectQuery(regexp.QuoteMeta(`
SELECT EXISTS(SELECT 1 FROM blnk.transactions WHERE reference = $1)
`)).WithArgs(txn.Reference).WillReturnRows(sqlmock.NewRows([]string{"exists"}).AddRow(false))
// Set up source balance response
sourceBalanceRows := sqlmock.NewRows([]string{"balance_id", "indicator", "currency", "currency_multiplier", "ledger_id", "balance", "credit_balance", "debit_balance", "inflight_balance", "inflight_credit_balance", "inflight_debit_balance", "created_at", "version"}).
AddRow(source, "NGN", "", 1, "ledger-id-source", int64(10000), int64(10000), 0, 0, 0, 0, time.Now(), 0)
// Set up destination balance response
destinationBalanceRows := sqlmock.NewRows([]string{"balance_id", "indicator", "currency", "currency_multiplier", "ledger_id", "balance", "credit_balance", "debit_balance", "inflight_balance", "inflight_credit_balance", "inflight_debit_balance", "created_at", "version"}).
AddRow(destination, "", "NGN", 1, "ledger-id-destination", 0, 0, 0, 0, 0, 0, time.Now(), 0)
balanceQuery := `SELECT balance_id, indicator, currency, currency_multiplier, ledger_id, balance, credit_balance, debit_balance, inflight_balance, inflight_credit_balance, inflight_debit_balance, created_at, version FROM blnk.balances WHERE balance_id = \$1`
balanceQueryPattern := regexp.MustCompile(`\s+`).ReplaceAllString(balanceQuery, `\s*`)
// Expect balance queries with the source/destination IDs (order can vary)
mock.ExpectQuery(balanceQueryPattern).WithArgs(source).WillReturnRows(sourceBalanceRows)
mock.ExpectQuery(balanceQueryPattern).WithArgs(destination).WillReturnRows(destinationBalanceRows)
// Start transaction
mock.ExpectBegin()
// Update source and destination balances (order doesn't matter since MatchExpectationsInOrder is false)
mock.ExpectExec(regexp.QuoteMeta(`
UPDATE blnk.balances
SET balance = $2, credit_balance = $3, debit_balance = $4, inflight_balance = $5, inflight_credit_balance = $6, inflight_debit_balance = $7, currency = $8, currency_multiplier = $9, ledger_id = $10, created_at = $11, version = version + 1
WHERE balance_id = $1 AND version = $12
`)).WithArgs(
source, // balance_id
sqlmock.AnyArg(), // balance
sqlmock.AnyArg(), // credit_balance
sqlmock.AnyArg(), // debit_balance
sqlmock.AnyArg(), // inflight_balance
sqlmock.AnyArg(), // inflight_credit_balance
sqlmock.AnyArg(), // inflight_debit_balance
sqlmock.AnyArg(), // currency
sqlmock.AnyArg(), // currency_multiplier
sqlmock.AnyArg(), // ledger_id
sqlmock.AnyArg(), // created_at
sqlmock.AnyArg(), // version
).WillReturnResult(sqlmock.NewResult(1, 1))
mock.ExpectExec(regexp.QuoteMeta(`
UPDATE blnk.balances
SET balance = $2, credit_balance = $3, debit_balance = $4, inflight_balance = $5, inflight_credit_balance = $6, inflight_debit_balance = $7, currency = $8, currency_multiplier = $9, ledger_id = $10, created_at = $11, version = version + 1
WHERE balance_id = $1 AND version = $12
`)).WithArgs(
destination, // balance_id
sqlmock.AnyArg(), // balance
sqlmock.AnyArg(), // credit_balance
sqlmock.AnyArg(), // debit_balance
sqlmock.AnyArg(), // inflight_balance
sqlmock.AnyArg(), // inflight_credit_balance
sqlmock.AnyArg(), // inflight_debit_balance
sqlmock.AnyArg(), // currency
sqlmock.AnyArg(), // currency_multiplier
sqlmock.AnyArg(), // ledger_id
sqlmock.AnyArg(), // created_at
sqlmock.AnyArg(), // version
).WillReturnResult(sqlmock.NewResult(1, 1))
// Commit transaction
mock.ExpectCommit()
// Add expectations for balance monitor queries (can happen in any order)
mock.ExpectQuery(regexp.QuoteMeta(`
SELECT monitor_id, balance_id, field, operator, value, description, call_back_url, created_at, precision, precise_value
FROM blnk.balance_monitors WHERE balance_id = $1
`)).WithArgs(source).WillReturnRows(sqlmock.NewRows([]string{"monitor_id", "balance_id", "field", "operator", "value", "description", "call_back_url", "created_at", "precision", "precise_value"}))
mock.ExpectQuery(regexp.QuoteMeta(`
SELECT monitor_id, balance_id, field, operator, value, description, call_back_url, created_at, precision, precise_value
FROM blnk.balance_monitors WHERE balance_id = $1
`)).WithArgs(destination).WillReturnRows(sqlmock.NewRows([]string{"monitor_id", "balance_id", "field", "operator", "value", "description", "call_back_url", "created_at", "precision", "precise_value"}))
// Expect transaction insertion (placed last, but can happen in any order due to MatchExpectationsInOrder=false)
expectedSQL := `INSERT INTO blnk.transactions(transaction_id, parent_transaction, source, reference, amount, precise_amount, precision, rate, currency, destination, description, status, created_at, meta_data, scheduled_for, hash, effective_date) VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13, $14, $15, $16, $17)`
mock.ExpectExec(regexp.QuoteMeta(expectedSQL)).WithArgs(
sqlmock.AnyArg(), // transaction_id
sqlmock.AnyArg(), // parent_transaction
source, // source
reference, // reference
txn.AmountString, // amount
"1000", // precise amount
txn.Precision, // precision
float64(1), // rate
txn.Currency, // currency
destination, // destination
sqlmock.AnyArg(), // description
sqlmock.AnyArg(), // status
sqlmock.AnyArg(), // created_at
sqlmock.AnyArg(), // meta_data
sqlmock.AnyArg(), // scheduled_for
sqlmock.AnyArg(), // hash
sqlmock.AnyArg(), // effective_date
).WillReturnResult(sqlmock.NewResult(1, 1))
// Execute the function being tested
result, err := d.RecordTransaction(context.Background(), txn)
// Assert no errors
assert.NoError(t, err)
// Check if all expectations were met
if err := mock.ExpectationsWereMet(); err != nil {
t.Errorf("there were unfulfilled expectations: %s", err)
}
// Optionally check the result if needed
assert.NotNil(t, result)
}
func TestRecordTransactionWithRate(t *testing.T) {
cnf := &config.Configuration{
Redis: config.RedisConfig{
Dns: "localhost:6379",
},
Queue: config.QueueConfig{
WebhookQueue: "webhook_queue",
TransactionQueue: "transaction_queue",
NumberOfQueues: 1,
},
Server: config.ServerConfig{SecretKey: "some-secret"},
AccountNumberGeneration: config.AccountNumberGenerationConfig{
HttpService: config.AccountGenerationHttpService{
Url: "http://example.com/generateAccount",
},
},
}
config.ConfigStore.Store(cnf)
datasource, mock, err := newTestDataSource()
assert.NoError(t, err)
// Important: Set ExpectationsWereMet to ensure execution occurs in order of appearance
mock.MatchExpectationsInOrder(false)
d, err := NewBlnk(datasource)
assert.NoError(t, err)
// Use fixed UUIDs for better predictability
source := "source-balance-id-123"
destination := "destination-balance-id-456"
reference := "transaction-reference-789"
txn := &model.Transaction{
Reference: reference,
Source: source,
Destination: destination,
Amount: 1000000,
Rate: 1300,
AllowOverdraft: true,
Precision: 100,
Currency: "NGN",
}
// First, check if transaction exists
mock.ExpectQuery(regexp.QuoteMeta(`
SELECT EXISTS(SELECT 1 FROM blnk.transactions WHERE reference = $1)
`)).WithArgs(txn.Reference).WillReturnRows(sqlmock.NewRows([]string{"exists"}).AddRow(false))
// Set up source balance response - Note this is USD
sourceBalanceRows := sqlmock.NewRows([]string{"balance_id", "indicator", "currency", "currency_multiplier", "ledger_id", "balance", "credit_balance", "debit_balance", "inflight_balance", "inflight_credit_balance", "inflight_debit_balance", "created_at", "version"}).
AddRow(source, "", "USD", 1, "ledger-id-source", 0, 0, 0, 0, 0, 0, time.Now(), 0)
// Set up destination balance response - This is NGN
destinationBalanceRows := sqlmock.NewRows([]string{"balance_id", "indicator", "currency", "currency_multiplier", "ledger_id", "balance", "credit_balance", "debit_balance", "inflight_balance", "inflight_credit_balance", "inflight_debit_balance", "created_at", "version"}).
AddRow(destination, "", "NGN", 1, "ledger-id-destination", 0, 0, 0, 0, 0, 0, time.Now(), 0)
balanceQuery := `SELECT balance_id, indicator, currency, currency_multiplier, ledger_id, balance, credit_balance, debit_balance, inflight_balance, inflight_credit_balance, inflight_debit_balance, created_at, version FROM blnk.balances WHERE balance_id = \$1`
balanceQueryPattern := regexp.MustCompile(`\s+`).ReplaceAllString(balanceQuery, `\s*`)
// Expect balance queries with the source/destination IDs (order can vary)
mock.ExpectQuery(balanceQueryPattern).WithArgs(source).WillReturnRows(sourceBalanceRows)
mock.ExpectQuery(balanceQueryPattern).WithArgs(destination).WillReturnRows(destinationBalanceRows)
// Start transaction
mock.ExpectBegin()
// Update source balance
mock.ExpectExec(regexp.QuoteMeta(`
UPDATE blnk.balances
SET balance = $2, credit_balance = $3, debit_balance = $4, inflight_balance = $5, inflight_credit_balance = $6, inflight_debit_balance = $7, currency = $8, currency_multiplier = $9, ledger_id = $10, created_at = $11, version = version + 1
WHERE balance_id = $1 AND version = $12
`)).WithArgs(
source, // $1
big.NewInt(-100000000).String(), // $2
big.NewInt(0).String(), // $3
big.NewInt(100000000).String(), // $4
big.NewInt(0).String(), // $5
big.NewInt(0).String(), // $6
big.NewInt(0).String(), // $7
"USD", // $8
float64(1), // $9
"ledger-id-source", // $10
sqlmock.AnyArg(), // $11
0, // $12
).WillReturnResult(sqlmock.NewResult(1, 1))
// Update destination balance
mock.ExpectExec(regexp.QuoteMeta(`
UPDATE blnk.balances
SET balance = $2, credit_balance = $3, debit_balance = $4, inflight_balance = $5, inflight_credit_balance = $6, inflight_debit_balance = $7, currency = $8, currency_multiplier = $9, ledger_id = $10, created_at = $11, version = version + 1
WHERE balance_id = $1 AND version = $12
`)).WithArgs(
destination, // $1
big.NewInt(130000000000).String(), // $2
big.NewInt(130000000000).String(), // $3
big.NewInt(0).String(), // $4
big.NewInt(0).String(), // $5
big.NewInt(0).String(), // $6
big.NewInt(0).String(), // $7
"NGN", // $8
float64(1), // $9
"ledger-id-destination", // $10
sqlmock.AnyArg(), // $11
0, // $12
).WillReturnResult(sqlmock.NewResult(1, 1))
// Commit transaction
mock.ExpectCommit()
// Add expectations for balance monitor queries (can happen in any order)
mock.ExpectQuery(regexp.QuoteMeta(`
SELECT monitor_id, balance_id, field, operator, value, description, call_back_url, created_at, precision, precise_value
FROM blnk.balance_monitors WHERE balance_id = $1
`)).WithArgs(source).WillReturnRows(sqlmock.NewRows([]string{"monitor_id", "balance_id", "field", "operator", "value", "description", "call_back_url", "created_at", "precision", "precise_value"}))
// Add a second monitor query for destination if needed (based on your implementation)
mock.ExpectQuery(regexp.QuoteMeta(`
SELECT monitor_id, balance_id, field, operator, value, description, call_back_url, created_at, precision, precise_value
FROM blnk.balance_monitors WHERE balance_id = $1
`)).WithArgs(destination).WillReturnRows(sqlmock.NewRows([]string{"monitor_id", "balance_id", "field", "operator", "value", "description", "call_back_url", "created_at", "precision", "precise_value"}))
// Expect transaction insertion
expectedSQL := `INSERT INTO blnk.transactions(transaction_id, parent_transaction, source, reference, amount, precise_amount, precision, rate, currency, destination, description, status, created_at, meta_data, scheduled_for, hash, effective_date) VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13, $14, $15, $16, $17)`
mock.ExpectExec(regexp.QuoteMeta(expectedSQL)).WithArgs(
sqlmock.AnyArg(), // transaction_id
sqlmock.AnyArg(), // parent_transaction
source, // source
reference, // reference
txn.AmountString, // amount
"100000000", // precise amount
txn.Precision, // precision
float64(1300), // rate
txn.Currency, // currency
destination, // destination
sqlmock.AnyArg(), // description
sqlmock.AnyArg(), // status
sqlmock.AnyArg(), // created_at
sqlmock.AnyArg(), // meta_data
sqlmock.AnyArg(), // scheduled_for
sqlmock.AnyArg(), // hash
sqlmock.AnyArg(), // effective_date
).WillReturnResult(sqlmock.NewResult(1, 1))
// Execute the function being tested
_, err = d.RecordTransaction(context.Background(), txn)
// Assert no errors
assert.NoError(t, err)
// Check if all expectations were met
if err := mock.ExpectationsWereMet(); err != nil {
t.Errorf("there were unfulfilled expectations: %s", err)
}
}
func TestVoidInflightTransaction_Negative(t *testing.T) {
datasource, mock, err := newTestDataSource()
assert.NoError(t, err)
d, err := NewBlnk(datasource)
assert.NoError(t, err)
source := gofakeit.UUID()
destination := gofakeit.UUID()
metaDataJSON, _ := json.Marshal(map[string]interface{}{"key": "value"})
t.Run("Transaction not in INFLIGHT status", func(t *testing.T) {
transactionID := gofakeit.UUID()
mock.ExpectQuery(regexp.QuoteMeta(`SELECT transaction_id, source, reference, amount, precise_amount, precision, currency, destination, description, status, created_at, meta_data FROM blnk.transactions WHERE transaction_id = $1`)).
WithArgs(transactionID).
WillReturnRows(sqlmock.NewRows([]string{"transaction_id", "source", "reference", "amount", "precise_amount", "precision", "currency", "destination", "description", "status", "created_at", "meta_data"}).
AddRow(transactionID, source, gofakeit.UUID(), 100.0, 10000, 100, "USD", destination, gofakeit.UUID(), "APPLIED", time.Now(), metaDataJSON))
_, err := d.VoidInflightTransaction(context.Background(), transactionID)
assert.Error(t, err)
assert.Contains(t, err.Error(), "transaction is not in inflight status")
})
t.Run("Transaction already voided", func(t *testing.T) {
transactionID := gofakeit.UUID()
mock.ExpectQuery(regexp.QuoteMeta(`SELECT transaction_id, source, reference, amount, precise_amount, precision, currency, destination, description, status, created_at, meta_data FROM blnk.transactions WHERE transaction_id = $1`)).
WithArgs(transactionID).
WillReturnRows(sqlmock.NewRows([]string{"transaction_id", "source", "reference", "amount", "precise_amount", "precision", "currency", "destination", "description", "status", "created_at", "meta_data"}).
AddRow(transactionID, source, gofakeit.UUID(), 100.0, 10000, 100, "USD", destination, gofakeit.UUID(), "INFLIGHT", time.Now(), metaDataJSON))
// Mock IsParentTransactionVoid
mock.ExpectQuery(regexp.QuoteMeta(`SELECT EXISTS ( SELECT 1 FROM blnk.transactions WHERE parent_transaction = $1 AND status = 'VOID' )`)).
WithArgs(transactionID).
WillReturnRows(sqlmock.NewRows([]string{"exists"}).AddRow(true))
_, err := d.VoidInflightTransaction(context.Background(), transactionID)
assert.Error(t, err)
assert.Contains(t, err.Error(), "transaction has already been voided")
})
// Verify all expectations were met
if err := mock.ExpectationsWereMet(); err != nil {
t.Errorf("there were unfulfilled expectations: %s", err)
}
}
func TestQueueTransactionFlow(t *testing.T) {
// Skip in short mode as this is a long-running test
if testing.Short() {
t.Skip("Skipping queue flow test in short mode")
}
// Initialize test context
ctx := context.Background()
// Setup real test configuration
cnf := &config.Configuration{
Redis: config.RedisConfig{
Dns: "localhost:6379",
},
DataSource: config.DataSourceConfig{
Dns: "postgres://postgres:password@localhost:5432/blnk?sslmode=disable",
},
Queue: config.QueueConfig{
WebhookQueue: "webhook_queue_test",
IndexQueue: "index_queue_test",
TransactionQueue: "transaction_queue_test",
NumberOfQueues: 1,
},
Server: config.ServerConfig{
SecretKey: "test-secret",
},
Transaction: config.TransactionConfig{
BatchSize: 100,
MaxQueueSize: 1000,
LockDuration: time.Second * 30,
IndexQueuePrefix: "test_index",
},
}
config.ConfigStore.Store(cnf)
// Create real datasource for integration test
ds, err := database.NewDataSource(cnf)
require.NoError(t, err, "Failed to create datasource")
// Create real Blnk instance
blnk, err := NewBlnk(ds)
require.NoError(t, err, "Failed to create Blnk instance")
txnRef := "txn_" + model.GenerateUUIDWithSuffix("test")
// Create source balance
sourceBalance := &model.Balance{
Currency: "USD",
LedgerID: "general_ledger_id",
}
// Create destination balance
destBalance := &model.Balance{
Currency: "USD",
LedgerID: "general_ledger_id",
}
// Create balances in database
source, err := ds.CreateBalance(*sourceBalance)
require.NoError(t, err, "Failed to create source balance")
dest, err := ds.CreateBalance(*destBalance)
require.NoError(t, err, "Failed to create destination balance")
sourceID := source.BalanceID
destID := dest.BalanceID
// Create transaction
txn := &model.Transaction{
Reference: txnRef,
Source: sourceID,
Destination: destID,
Amount: 500, // $5.00
Currency: "USD",
AllowOverdraft: true,
Precision: 100,
MetaData: map[string]interface{}{"test": true},
}
// Queue the transaction
queuedTxn, err := blnk.QueueTransaction(ctx, txn)
require.NoError(t, err, "Failed to queue transaction")
// Verify initial transaction state
require.Equal(t, StatusQueued, queuedTxn.Status, "Initial transaction should be QUEUED")
// Store the original transaction ID
originalTxnID := queuedTxn.TransactionID
queueCopy := createQueueCopy(queuedTxn, queuedTxn.Reference)
_, err = blnk.RecordTransaction(ctx, queueCopy)
assert.NoError(t, err)
ref := fmt.Sprintf("%s_%s", txnRef, "q")
// Verify the processed transaction
appliedTxn, err := ds.GetTransactionByRef(ctx, ref)
require.NoError(t, err, "Failed to get processed transactions")
require.NotEmpty(t, appliedTxn, "Should have processed transactions")
// Verify the applied transaction
require.NotNil(t, appliedTxn, "Should have an APPLIED transaction")
require.Equal(t, originalTxnID, appliedTxn.ParentTransaction, "Applied transaction should reference original transaction")
require.Equal(t, txn.Amount, appliedTxn.Amount, "Amount should match")
// Verify final balance states
updatedSource, err := ds.GetBalanceByIDLite(sourceID)
require.NoError(t, err, "Failed to get updated source balance")
updatedDest, err := ds.GetBalanceByIDLite(destID)
require.NoError(t, err, "Failed to get updated destination balance")
fmt.Println("Updated Source Balance: ", updatedSource.Balance)
fmt.Println("Updated Destination Balance: ", updatedDest.Balance)
require.Equal(t, 0, updatedSource.Balance.Cmp(updatedSource.Balance),
"Source balance should be reduced by transaction amount")
require.Equal(t, 0, updatedDest.Balance.Cmp(updatedDest.Balance),
"Destination balance should be increased by transaction amount")
}
func TestQueueTransactionFlowWithSkipQueue(t *testing.T) {
// Skip in short mode
if testing.Short() {
t.Skip("Skipping queue flow test in short mode")
}
ctx := context.Background()
cnf := &config.Configuration{
Redis: config.RedisConfig{
Dns: "localhost:6379",
},
DataSource: config.DataSourceConfig{
Dns: "postgres://postgres:password@localhost:5432/blnk?sslmode=disable",
},
Queue: config.QueueConfig{
WebhookQueue: "webhook_queue_test",
IndexQueue: "index_queue_test",
TransactionQueue: "transaction_queue_test",
NumberOfQueues: 1,
},
Server: config.ServerConfig{
SecretKey: "test-secret",
},
Transaction: config.TransactionConfig{
BatchSize: 100,
MaxQueueSize: 1000,
LockDuration: time.Second * 30,
IndexQueuePrefix: "test_index",
},
}
config.ConfigStore.Store(cnf)
ds, err := database.NewDataSource(cnf)
require.NoError(t, err, "Failed to create datasource")
blnk, err := NewBlnk(ds)
require.NoError(t, err, "Failed to create Blnk instance")
txnRef := "txn_" + model.GenerateUUIDWithSuffix("test")
// Create test balances
sourceBalance := &model.Balance{
Currency: "USD",
LedgerID: "general_ledger_id",
}
destBalance := &model.Balance{
Currency: "USD",
LedgerID: "general_ledger_id",
}
source, err := ds.CreateBalance(*sourceBalance)
require.NoError(t, err, "Failed to create source balance")
dest, err := ds.CreateBalance(*destBalance)
require.NoError(t, err, "Failed to create destination balance")
// Create transaction with skip_queue set to true
txn := &model.Transaction{
Reference: txnRef,
Source: source.BalanceID,
Destination: dest.BalanceID,
Amount: 500,
Currency: "USD",
AllowOverdraft: true,
Precision: 100,
MetaData: map[string]interface{}{"test": true},
SkipQueue: true, // Enable skip queue
}
// Queue the transaction
queuedTxn, err := blnk.QueueTransaction(ctx, txn)
require.NoError(t, err, "Failed to queue transaction")
// Verify that the transaction was processed immediately
require.Equal(t, StatusApplied, queuedTxn.Status, "Transaction should be APPLIED immediately when skip_queue is true")
// Verify balances were updated immediately
updatedSource, err := ds.GetBalanceByIDLite(source.BalanceID)
require.NoError(t, err, "Failed to get updated source balance")
updatedDest, err := ds.GetBalanceByIDLite(dest.BalanceID)
require.NoError(t, err, "Failed to get updated destination balance")
// Calculate expected balance changes
expectedDebit := big.NewInt(int64(-500) * 100) // Amount * precision
expectedCredit := big.NewInt(int64(500) * 100)
// Verify balance changes
require.Equal(t, 0, updatedSource.Balance.Cmp(expectedDebit),
"Source balance should be immediately reduced by transaction amount")
require.Equal(t, 0, updatedDest.Balance.Cmp(expectedCredit),
"Destination balance should be immediately increased by transaction amount")
// Verify no queued entry exists
queuedEntry, err := ds.GetTransactionByRef(ctx, txnRef)
require.NoError(t, err, "Failed to get queued transaction entry")
require.Equal(t, StatusApplied, queuedEntry.Status, "Should have an APPLIED transaction entry")
}
func TestInflightTransactionFlowWithSkipQueue(t *testing.T) {
// Skip in short mode
if testing.Short() {
t.Skip("Skipping queue flow test in short mode")
}
ctx := context.Background()
cnf := &config.Configuration{
Redis: config.RedisConfig{
Dns: "localhost:6379",
},
DataSource: config.DataSourceConfig{
Dns: "postgres://postgres:password@localhost:5432/blnk?sslmode=disable",
},
Queue: config.QueueConfig{
WebhookQueue: "webhook_queue_test",
IndexQueue: "index_queue_test",
TransactionQueue: "transaction_queue_test",
NumberOfQueues: 1,
},
Server: config.ServerConfig{
SecretKey: "test-secret",
},
Transaction: config.TransactionConfig{
BatchSize: 100,
MaxQueueSize: 1000,
LockDuration: time.Second * 30,
IndexQueuePrefix: "test_index",
},
}
config.ConfigStore.Store(cnf)
ds, err := database.NewDataSource(cnf)
require.NoError(t, err, "Failed to create datasource")
blnk, err := NewBlnk(ds)
require.NoError(t, err, "Failed to create Blnk instance")
txnRef := "txn_" + model.GenerateUUIDWithSuffix("test")
// Create test balances
sourceBalance := &model.Balance{
Currency: "USD",
LedgerID: "general_ledger_id",
}
destBalance := &model.Balance{
Currency: "USD",
LedgerID: "general_ledger_id",
}
source, err := ds.CreateBalance(*sourceBalance)
require.NoError(t, err, "Failed to create source balance")
dest, err := ds.CreateBalance(*destBalance)
require.NoError(t, err, "Failed to create destination balance")
// Create transaction with skip_queue set to true
txn := &model.Transaction{
Reference: txnRef,
Source: source.BalanceID,
Destination: dest.BalanceID,
Amount: 500,
Inflight: true,
Currency: "USD",
AllowOverdraft: true,
Precision: 100,
MetaData: map[string]interface{}{"test": true},
SkipQueue: true, // Enable skip queue
}
// Queue the transaction
queuedTxn, err := blnk.QueueTransaction(ctx, txn)
require.NoError(t, err, "Failed to queue transaction")
// Verify that the transaction was processed immediately
require.Equal(t, StatusInflight, queuedTxn.Status, "Transaction should be INFLIGHT immediately when skip_queue is true")
// Verify balances were updated immediately
updatedSource, err := ds.GetBalanceByIDLite(source.BalanceID)
require.NoError(t, err, "Failed to get updated source balance")
updatedDest, err := ds.GetBalanceByIDLite(dest.BalanceID)
require.NoError(t, err, "Failed to get updated destination balance")
// Calculate expected balance changes
expectedDebit := big.NewInt(int64(-500) * 100) // Amount * precision
expectedCredit := big.NewInt(int64(500) * 100)
// Verify balance changes
require.Equal(t, 0, updatedSource.InflightBalance.Cmp(expectedDebit),
"Source balance should be immediately reduced by transaction amount")
require.Equal(t, 0, updatedDest.InflightBalance.Cmp(expectedCredit),
"Destination balance should be immediately increased by transaction amount")
// Verify no queued entry exists
queuedEntry, err := ds.GetTransactionByRef(ctx, txnRef)
require.NoError(t, err, "Failed to get queued transaction entry")
require.Equal(t, StatusInflight, queuedEntry.Status, "Should have an INFLIGHT transaction entry")
}
func TestInflightTransactionFlowWithSkipQueueThenCommit(t *testing.T) {
// Skip in short mode
if testing.Short() {
t.Skip("Skipping queue flow test in short mode")
}
ctx := context.Background()
cnf := &config.Configuration{
Redis: config.RedisConfig{
Dns: "localhost:6379",
},
DataSource: config.DataSourceConfig{
Dns: "postgres://postgres:password@localhost:5432/blnk?sslmode=disable",
},
Queue: config.QueueConfig{
WebhookQueue: "webhook_queue_test",
IndexQueue: "index_queue_test",
TransactionQueue: "transaction_queue_test",
NumberOfQueues: 1,
},
Server: config.ServerConfig{
SecretKey: "test-secret",
},
Transaction: config.TransactionConfig{
BatchSize: 100,
MaxQueueSize: 1000,
LockDuration: time.Second * 30,
IndexQueuePrefix: "test_index",
},
}
config.ConfigStore.Store(cnf)
ds, err := database.NewDataSource(cnf)
require.NoError(t, err, "Failed to create datasource")
blnk, err := NewBlnk(ds)
require.NoError(t, err, "Failed to create Blnk instance")
txnRef := "txn_" + model.GenerateUUIDWithSuffix("test")
// Create test balances
sourceBalance := &model.Balance{
Currency: "USD",
LedgerID: "general_ledger_id",
}
destBalance := &model.Balance{
Currency: "USD",
LedgerID: "general_ledger_id",
}
source, err := ds.CreateBalance(*sourceBalance)
require.NoError(t, err, "Failed to create source balance")
dest, err := ds.CreateBalance(*destBalance)
require.NoError(t, err, "Failed to create destination balance")
// Create transaction with skip_queue set to true
txn := &model.Transaction{
Reference: txnRef,
Source: source.BalanceID,
Destination: dest.BalanceID,
Amount: 500,
Inflight: true,
Currency: "USD",
AllowOverdraft: true,
Precision: 100,
MetaData: map[string]interface{}{"test": true},
SkipQueue: true, // Enable skip queue
}
// Queue the transaction
queuedTxn, err := blnk.QueueTransaction(ctx, txn)
require.NoError(t, err, "Failed to queue transaction")
// Verify that the transaction was processed immediately
require.Equal(t, StatusInflight, queuedTxn.Status, "Transaction should be INFLIGHT immediately when skip_queue is true")
// Verify balances were updated immediately
updatedSource, err := ds.GetBalanceByIDLite(source.BalanceID)
require.NoError(t, err, "Failed to get updated source balance")
updatedDest, err := ds.GetBalanceByIDLite(dest.BalanceID)
require.NoError(t, err, "Failed to get updated destination balance")
// Calculate expected balance changes
expectedDebit := big.NewInt(int64(-500) * 100) // Amount * precision
expectedCredit := big.NewInt(int64(500) * 100)
// Verify balance changes
require.Equal(t, 0, updatedSource.InflightBalance.Cmp(expectedDebit),
"Source balance should be immediately reduced by transaction amount")
require.Equal(t, 0, updatedDest.InflightBalance.Cmp(expectedCredit),
"Destination balance should be immediately increased by transaction amount")
// Verify no queued entry exists
queuedEntry, err := ds.GetTransactionByRef(ctx, txnRef)
require.NoError(t, err, "Failed to get queued transaction entry")
require.Equal(t, StatusInflight, queuedEntry.Status, "Should have an INFLIGHT transaction entry")
// Commit the transaction
_, err = blnk.CommitInflightTransaction(ctx, txn.TransactionID, 0)
require.NoError(t, err, "Failed to commit transaction")
// Verify balances were updated immediately
updatedSourceAfterCommit, err := ds.GetBalanceByIDLite(source.BalanceID)
require.NoError(t, err, "Failed to get updated source balance")
updatedDestAfterCommit, err := ds.GetBalanceByIDLite(dest.BalanceID)
require.NoError(t, err, "Failed to get updated destination balance")
// Verify balance changes
require.Equal(t, 0, updatedSourceAfterCommit.Balance.Cmp(expectedDebit),
"Source balance should be immediately reduced by transaction amount")
require.Equal(t, 0, updatedDestAfterCommit.Balance.Cmp(expectedCredit),
"Destination balance should be immediately increased by transaction amount")
}
func TestInflightTransactionFlowWithSkipQueueThenPartialCommit(t *testing.T) {
// Skip in short mode
if testing.Short() {
t.Skip("Skipping queue flow test in short mode")
}
ctx := context.Background()
cnf := &config.Configuration{
Redis: config.RedisConfig{
Dns: "localhost:6379",
},
DataSource: config.DataSourceConfig{
Dns: "postgres://postgres:password@localhost:5432/blnk?sslmode=disable",
},
Queue: config.QueueConfig{
WebhookQueue: "webhook_queue_test",
IndexQueue: "index_queue_test",
TransactionQueue: "transaction_queue_test",
NumberOfQueues: 1,
},
Server: config.ServerConfig{
SecretKey: "test-secret",
},
Transaction: config.TransactionConfig{
BatchSize: 100,
MaxQueueSize: 1000,
LockDuration: time.Second * 30,
IndexQueuePrefix: "test_index",
},
}
config.ConfigStore.Store(cnf)
ds, err := database.NewDataSource(cnf)
require.NoError(t, err, "Failed to create datasource")
blnk, err := NewBlnk(ds)
require.NoError(t, err, "Failed to create Blnk instance")
txnRef := "txn_" + model.GenerateUUIDWithSuffix("test")
// Create test balances
sourceBalance := &model.Balance{
Currency: "USD",
LedgerID: "general_ledger_id",
}
destBalance := &model.Balance{
Currency: "USD",
LedgerID: "general_ledger_id",
}
source, err := ds.CreateBalance(*sourceBalance)
require.NoError(t, err, "Failed to create source balance")
dest, err := ds.CreateBalance(*destBalance)
require.NoError(t, err, "Failed to create destination balance")
// Create transaction with skip_queue set to true
originalAmount := 500.0
txn := &model.Transaction{
Reference: txnRef,
Source: source.BalanceID,
Destination: dest.BalanceID,
Amount: originalAmount,
Inflight: true,
Currency: "USD",
AllowOverdraft: true,
Precision: 100,
MetaData: map[string]interface{}{"test": true},
SkipQueue: true, // Enable skip queue
}
// Queue the transaction
queuedTxn, err := blnk.QueueTransaction(ctx, txn)
require.NoError(t, err, "Failed to queue transaction")
// Verify that the transaction was processed immediately
require.Equal(t, StatusInflight, queuedTxn.Status, "Transaction should be INFLIGHT immediately when skip_queue is true")
// Verify balances were updated immediately
updatedSource, err := ds.GetBalanceByIDLite(source.BalanceID)
require.NoError(t, err, "Failed to get updated source balance")
updatedDest, err := ds.GetBalanceByIDLite(dest.BalanceID)
require.NoError(t, err, "Failed to get updated destination balance")
// Calculate expected balance changes for the full amount
expectedFullDebit := big.NewInt(int64(-originalAmount) * 100) // Amount * precision
expectedFullCredit := big.NewInt(int64(originalAmount) * 100)
// Verify balance changes
require.Equal(t, 0, updatedSource.InflightBalance.Cmp(expectedFullDebit),
"Source balance should be immediately reduced by transaction amount")
require.Equal(t, 0, updatedDest.InflightBalance.Cmp(expectedFullCredit),
"Destination balance should be immediately increased by transaction amount")
// Verify inflight entry exists
inflightEntry, err := ds.GetTransactionByRef(ctx, txnRef)
require.NoError(t, err, "Failed to get inflight transaction entry")
require.Equal(t, StatusInflight, inflightEntry.Status, "Should have an INFLIGHT transaction entry")
// Partially commit the transaction (commit half of the original amount)
partialAmount := originalAmount / 2 // 250.0
partialCommitTxn, err := blnk.CommitInflightTransaction(ctx, inflightEntry.TransactionID, partialAmount)
require.NoError(t, err, "Failed to partially commit transaction")
require.Equal(t, StatusApplied, partialCommitTxn.Status, "Partial commit transaction should have APPLIED status")
require.Equal(t, partialAmount, partialCommitTxn.Amount, "Partial commit amount should match specified amount")
// Verify balances were updated after partial commit
updatedSourceAfterPartialCommit, err := ds.GetBalanceByIDLite(source.BalanceID)
require.NoError(t, err, "Failed to get updated source balance")
updatedDestAfterPartialCommit, err := ds.GetBalanceByIDLite(dest.BalanceID)
require.NoError(t, err, "Failed to get updated destination balance")
// Calculate expected balance changes for the partial commit
expectedPartialDebit := big.NewInt(int64(-partialAmount) * 100) // PartialAmount * precision
expectedPartialCredit := big.NewInt(int64(partialAmount) * 100)
// Inflight balance should be reduced by the committed amount
expectedRemainingInflightDebit := big.NewInt(0).Sub(expectedFullDebit, expectedPartialDebit)
expectedRemainingInflightCredit := big.NewInt(0).Sub(expectedFullCredit, expectedPartialCredit)
// Verify balance changes
require.Equal(t, 0, updatedSourceAfterPartialCommit.Balance.Cmp(expectedPartialDebit),
"Source balance should reflect the partial commit amount")
require.Equal(t, 0, updatedDestAfterPartialCommit.Balance.Cmp(expectedPartialCredit),
"Destination balance should reflect the partial commit amount")
require.Equal(t, 0, updatedSourceAfterPartialCommit.InflightBalance.Cmp(expectedRemainingInflightDebit),
"Source inflight balance should be reduced by the committed amount")
require.Equal(t, 0, updatedDestAfterPartialCommit.InflightBalance.Cmp(expectedRemainingInflightCredit),
"Destination inflight balance should be reduced by the committed amount")
// Commit the remaining amount (should succeed)
remainingCommitTxn, err := blnk.CommitInflightTransaction(ctx, inflightEntry.TransactionID, 0) // 0 means commit remaining amount
require.NoError(t, err, "Failed to commit remaining transaction amount")
require.Equal(t, StatusApplied, remainingCommitTxn.Status, "Remaining commit transaction should have APPLIED status")
// Verify the remaining commit amount
remainingAmount := originalAmount - partialAmount
require.InDelta(t, remainingAmount, remainingCommitTxn.Amount, 0.01, "Remaining commit amount should match expected remaining amount")
// Verify final balances
updatedSourceAfterFullCommit, err := ds.GetBalanceByIDLite(source.BalanceID)
require.NoError(t, err, "Failed to get final source balance")
updatedDestAfterFullCommit, err := ds.GetBalanceByIDLite(dest.BalanceID)
require.NoError(t, err, "Failed to get final destination balance")
// Verify final balance changes
require.Equal(t, 0, updatedSourceAfterFullCommit.Balance.Cmp(expectedFullDebit),
"Source balance should ultimately reflect the full amount")
require.Equal(t, 0, updatedDestAfterFullCommit.Balance.Cmp(expectedFullCredit),
"Destination balance should ultimately reflect the full amount")
require.Equal(t, 0, updatedSourceAfterFullCommit.InflightBalance.Cmp(big.NewInt(0)),
"Source inflight balance should be zero after full commit")
require.Equal(t, 0, updatedDestAfterFullCommit.InflightBalance.Cmp(big.NewInt(0)),
"Destination inflight balance should be zero after full commit")
// Attempt another commit (should fail)