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/*
* This file is part of LibEuFin.
* Copyright (C) 2023 Taler Systems S.A.
* LibEuFin is free software; you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation; either version 3, or
* (at your option) any later version.
* LibEuFin is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General
* Public License for more details.
* You should have received a copy of the GNU Affero General Public
* License along with LibEuFin; see the file COPYING. If not, see
* <http://www.gnu.org/licenses/>
*/
import io.ktor.client.request.*
import org.junit.Test
import tech.libeufin.bank.ConversionResponse
import tech.libeufin.common.*
import kotlin.test.assertEquals
class ConversionApiTest {
// GET /conversion-info/config
@Test
fun config() = bankSetup { _ ->
client.get("/conversion-info/config").assertOk()
}
// GET /conversion-info/cashout-rate
@Test
fun cashoutRate() = bankSetup { _ ->
// Check conversion to
client.get("/conversion-info/cashout-rate?amount_debit=KUDOS:1").assertOkJson<ConversionResponse> {
assertEquals(TalerAmount("KUDOS:1"), it.amount_debit)
assertEquals(TalerAmount("EUR:1.247"), it.amount_credit)
}
// Check conversion from
client.get("/conversion-info/cashout-rate?amount_credit=EUR:1.247").assertOkJson<ConversionResponse> {
assertEquals(TalerAmount("KUDOS:1"), it.amount_debit)
assertEquals(TalerAmount("EUR:1.247"), it.amount_credit)
}
// Too small
client.get("/conversion-info/cashout-rate?amount_debit=KUDOS:0.0008")
.assertConflict(TalerErrorCode.BANK_BAD_CONVERSION)
// No amount
client.get("/conversion-info/cashout-rate")
.assertBadRequest(TalerErrorCode.GENERIC_PARAMETER_MISSING)
// Both amount
client.get("/conversion-info/cashout-rate?amount_debit=EUR:1&amount_credit=KUDOS:1")
.assertBadRequest(TalerErrorCode.GENERIC_PARAMETER_MALFORMED)
// Wrong format
client.get("/conversion-info/cashout-rate?amount_debit=1")
.assertBadRequest(TalerErrorCode.GENERIC_PARAMETER_MALFORMED)
client.get("/conversion-info/cashout-rate?amount_credit=1")
.assertBadRequest(TalerErrorCode.GENERIC_PARAMETER_MALFORMED)
// Wrong currency
client.get("/conversion-info/cashout-rate?amount_debit=EUR:1")
.assertBadRequest(TalerErrorCode.GENERIC_CURRENCY_MISMATCH)
client.get("/conversion-info/cashout-rate?amount_credit=KUDOS:1")
.assertBadRequest(TalerErrorCode.GENERIC_CURRENCY_MISMATCH)
}
// GET /conversion-info/cashin-rate
@Test
fun cashinRate() = bankSetup { _ ->
for ((amount, converted) in listOf(
Pair(0.75, 0.58), Pair(0.32, 0.24), Pair(0.66, 0.51)
)) {
// Check conversion to
client.get("/conversion-info/cashin-rate?amount_debit=EUR:$amount").assertOkJson<ConversionResponse> {
assertEquals(TalerAmount("KUDOS:$converted"), it.amount_credit)
assertEquals(TalerAmount("EUR:$amount"), it.amount_debit)
}
// Check conversion from
client.get("/conversion-info/cashin-rate?amount_credit=KUDOS:$converted").assertOkJson<ConversionResponse> {
assertEquals(TalerAmount("KUDOS:$converted"), it.amount_credit)
assertEquals(TalerAmount("EUR:$amount"), it.amount_debit)
}
}
// No amount
client.get("/conversion-info/cashin-rate")
.assertBadRequest(TalerErrorCode.GENERIC_PARAMETER_MISSING)
// Both amount
client.get("/conversion-info/cashin-rate?amount_debit=KUDOS:1&amount_credit=EUR:1")
.assertBadRequest(TalerErrorCode.GENERIC_PARAMETER_MALFORMED)
// Wrong format
client.get("/conversion-info/cashin-rate?amount_debit=1")
.assertBadRequest(TalerErrorCode.GENERIC_PARAMETER_MALFORMED)
client.get("/conversion-info/cashin-rate?amount_credit=1")
.assertBadRequest(TalerErrorCode.GENERIC_PARAMETER_MALFORMED)
// Wrong currency
client.get("/conversion-info/cashin-rate?amount_debit=KUDOS:1")
.assertBadRequest(TalerErrorCode.GENERIC_CURRENCY_MISMATCH)
client.get("/conversion-info/cashin-rate?amount_credit=EUR:1")
.assertBadRequest(TalerErrorCode.GENERIC_CURRENCY_MISMATCH)
}
@Test
fun noRate() = bankSetup { db ->
db.conversion.clearConfig()
client.get("/conversion-info/config")
.assertNotImplemented()
client.get("/conversion-info/cashin-rate")
.assertBadRequest(TalerErrorCode.GENERIC_PARAMETER_MISSING)
client.get("/conversion-info/cashout-rate")
.assertBadRequest(TalerErrorCode.GENERIC_PARAMETER_MISSING)
client.get("/conversion-info/cashin-rate?amount_credit=KUDOS:1")
.assertNotImplemented()
client.get("/conversion-info/cashout-rate?amount_credit=EUR:1")
.assertNotImplemented()
}
@Test
fun notImplemented() = bankSetup("test_no_conversion.conf") { _ ->
client.get("/conversion-info/cashin-rate")
.assertNotImplemented()
client.get("/conversion-info/cashout-rate")
.assertNotImplemented()
}
}
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