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Create utility endpoint for currency conversion

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This commit is contained in:
Moxie Marlinspike
2020-12-17 10:27:54 -08:00
committed by Moxie Marlinspike
parent 47916ecb0f
commit 2dbab70c8c
10 changed files with 515 additions and 9 deletions
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126
service/src/test/java/org/whispersystems/textsecuregcm/currency/CurrencyConversionManagerTest.java Normal file
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package org.whispersystems.textsecuregcm.currency;
import org.junit.Test;
import org.whispersystems.textsecuregcm.entities.CurrencyConversionEntityList;
import java.io.IOException;
import java.util.List;
import java.util.Map;
import java.util.concurrent.TimeUnit;
import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.ArgumentMatchers.eq;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
public class CurrencyConversionManagerTest {
@Test
public void testCurrencyCalculations() throws IOException {
FixerClient fixerClient = mock(FixerClient.class);
FtxClient ftxClient = mock(FtxClient.class);
when(ftxClient.getSpotPrice(eq("FOO"), eq("USD"))).thenReturn(2.35);
when(fixerClient.getConversionsForBase(eq("USD"))).thenReturn(Map.of("EUR", 0.822876, "FJD", 2.0577,"FKP", 0.743446));
CurrencyConversionManager manager = new CurrencyConversionManager(fixerClient, ftxClient, List.of("FOO"));
manager.updateCacheIfNecessary();
CurrencyConversionEntityList conversions = manager.getCurrencyConversions().orElseThrow();
assertThat(conversions.getCurrencies().size()).isEqualTo(1);
assertThat(conversions.getCurrencies().get(0).getBase()).isEqualTo("FOO");
assertThat(conversions.getCurrencies().get(0).getConversions().size()).isEqualTo(4);
assertThat(conversions.getCurrencies().get(0).getConversions().get("USD")).isEqualTo(2.35);
assertThat(conversions.getCurrencies().get(0).getConversions().get("EUR")).isEqualTo(1.9337586000000002);
assertThat(conversions.getCurrencies().get(0).getConversions().get("FJD")).isEqualTo(4.8355950000000005);
assertThat(conversions.getCurrencies().get(0).getConversions().get("FKP")).isEqualTo(1.7470981);
}
@Test
public void testCurrencyCalculationsTimeoutNoRun() throws IOException {
FixerClient fixerClient = mock(FixerClient.class);
FtxClient ftxClient = mock(FtxClient.class);
when(ftxClient.getSpotPrice(eq("FOO"), eq("USD"))).thenReturn(2.35);
when(fixerClient.getConversionsForBase(eq("USD"))).thenReturn(Map.of("EUR", 0.822876, "FJD", 2.0577,"FKP", 0.743446));
CurrencyConversionManager manager = new CurrencyConversionManager(fixerClient, ftxClient, List.of("FOO"));
manager.updateCacheIfNecessary();
when(ftxClient.getSpotPrice(eq("FOO"), eq("USD"))).thenReturn(3.50);
manager.updateCacheIfNecessary();
CurrencyConversionEntityList conversions = manager.getCurrencyConversions().orElseThrow();
assertThat(conversions.getCurrencies().size()).isEqualTo(1);
assertThat(conversions.getCurrencies().get(0).getBase()).isEqualTo("FOO");
assertThat(conversions.getCurrencies().get(0).getConversions().size()).isEqualTo(4);
assertThat(conversions.getCurrencies().get(0).getConversions().get("USD")).isEqualTo(2.35);
assertThat(conversions.getCurrencies().get(0).getConversions().get("EUR")).isEqualTo(1.9337586000000002);
assertThat(conversions.getCurrencies().get(0).getConversions().get("FJD")).isEqualTo(4.8355950000000005);
assertThat(conversions.getCurrencies().get(0).getConversions().get("FKP")).isEqualTo(1.7470981);
}
@Test
public void testCurrencyCalculationsFtxTimeoutWithRun() throws IOException {
FixerClient fixerClient = mock(FixerClient.class);
FtxClient ftxClient = mock(FtxClient.class);
when(ftxClient.getSpotPrice(eq("FOO"), eq("USD"))).thenReturn(2.35);
when(fixerClient.getConversionsForBase(eq("USD"))).thenReturn(Map.of("EUR", 0.822876, "FJD", 2.0577,"FKP", 0.743446));
CurrencyConversionManager manager = new CurrencyConversionManager(fixerClient, ftxClient, List.of("FOO"));
manager.updateCacheIfNecessary();
when(ftxClient.getSpotPrice(eq("FOO"), eq("USD"))).thenReturn(3.50);
manager.setFtxUpdatedTimestamp(System.currentTimeMillis() - TimeUnit.HOURS.toMillis(2) - TimeUnit.SECONDS.toMillis(1));
manager.updateCacheIfNecessary();
CurrencyConversionEntityList conversions = manager.getCurrencyConversions().orElseThrow();
assertThat(conversions.getCurrencies().size()).isEqualTo(1);
assertThat(conversions.getCurrencies().get(0).getBase()).isEqualTo("FOO");
assertThat(conversions.getCurrencies().get(0).getConversions().size()).isEqualTo(4);
assertThat(conversions.getCurrencies().get(0).getConversions().get("USD")).isEqualTo(3.5);
assertThat(conversions.getCurrencies().get(0).getConversions().get("EUR")).isEqualTo(2.8800660000000002);
assertThat(conversions.getCurrencies().get(0).getConversions().get("FJD")).isEqualTo(7.20195);
assertThat(conversions.getCurrencies().get(0).getConversions().get("FKP")).isEqualTo(2.602061);
}
@Test
public void testCurrencyCalculationsFixerTimeoutWithRun() throws IOException {
FixerClient fixerClient = mock(FixerClient.class);
FtxClient ftxClient = mock(FtxClient.class);
when(ftxClient.getSpotPrice(eq("FOO"), eq("USD"))).thenReturn(2.35);
when(fixerClient.getConversionsForBase(eq("USD"))).thenReturn(Map.of("EUR", 0.822876, "FJD", 2.0577,"FKP", 0.743446));
CurrencyConversionManager manager = new CurrencyConversionManager(fixerClient, ftxClient, List.of("FOO"));
manager.updateCacheIfNecessary();
when(ftxClient.getSpotPrice(eq("FOO"), eq("USD"))).thenReturn(3.50);
when(fixerClient.getConversionsForBase(eq("USD"))).thenReturn(Map.of("EUR", 0.922876, "FJD", 2.0577,"FKP", 0.743446));
manager.setFixerUpdatedTimestamp(System.currentTimeMillis() - TimeUnit.HOURS.toMillis(2) - TimeUnit.SECONDS.toMillis(1));
manager.updateCacheIfNecessary();
CurrencyConversionEntityList conversions = manager.getCurrencyConversions().orElseThrow();
assertThat(conversions.getCurrencies().size()).isEqualTo(1);
assertThat(conversions.getCurrencies().get(0).getBase()).isEqualTo("FOO");
assertThat(conversions.getCurrencies().get(0).getConversions().size()).isEqualTo(4);
assertThat(conversions.getCurrencies().get(0).getConversions().get("USD")).isEqualTo(2.35);
assertThat(conversions.getCurrencies().get(0).getConversions().get("EUR")).isEqualTo(2.1687586000000003);
assertThat(conversions.getCurrencies().get(0).getConversions().get("FJD")).isEqualTo(4.8355950000000005);
assertThat(conversions.getCurrencies().get(0).getConversions().get("FKP")).isEqualTo(1.7470981);
}
}