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| 1 | +package com.sap.ai.sdk.core.commons; |
| 2 | + |
| 3 | +import static org.assertj.core.api.Assertions.assertThatThrownBy; |
| 4 | +import static org.mockito.ArgumentMatchers.any; |
| 5 | +import static org.mockito.Mockito.doThrow; |
| 6 | +import static org.mockito.Mockito.spy; |
| 7 | +import static org.mockito.Mockito.when; |
| 8 | + |
| 9 | +import com.fasterxml.jackson.annotation.JsonProperty; |
| 10 | +import java.io.IOException; |
| 11 | +import lombok.Data; |
| 12 | +import lombok.SneakyThrows; |
| 13 | +import lombok.experimental.StandardException; |
| 14 | +import org.apache.hc.core5.http.ContentType; |
| 15 | +import org.apache.hc.core5.http.HttpEntity; |
| 16 | +import org.apache.hc.core5.http.io.entity.StringEntity; |
| 17 | +import org.apache.hc.core5.http.message.BasicClassicHttpResponse; |
| 18 | +import org.junit.jupiter.api.Test; |
| 19 | + |
| 20 | +class ClientResponseHandlerTest { |
| 21 | + |
| 22 | + static class MyResponse {} |
| 23 | + |
| 24 | + @Data |
| 25 | + static class MyError implements ClientError { |
| 26 | + @JsonProperty("message") |
| 27 | + private String message; |
| 28 | + } |
| 29 | + |
| 30 | + @StandardException |
| 31 | + static class MyException extends ClientException {} |
| 32 | + |
| 33 | + @Test |
| 34 | + public void testParseErrorAndThrow() { |
| 35 | + var sut = new ClientResponseHandler<>(MyResponse.class, MyError.class, MyException::new); |
| 36 | + |
| 37 | + MyException cause = new MyException("Something wrong"); |
| 38 | + |
| 39 | + assertThatThrownBy(() -> sut.parseErrorAndThrow("{\"message\":\"foobar\"}", cause)) |
| 40 | + .isInstanceOf(MyException.class) |
| 41 | + .hasMessage("Something wrong and error message: 'foobar'") |
| 42 | + .hasCause(cause); |
| 43 | + |
| 44 | + assertThatThrownBy(() -> sut.parseErrorAndThrow("{\"foo\":\"bar\"}", cause)) |
| 45 | + .isInstanceOf(MyException.class) |
| 46 | + .hasMessage("Something wrong and error message: ''") |
| 47 | + .hasCause(cause); |
| 48 | + |
| 49 | + assertThatThrownBy(() -> sut.parseErrorAndThrow("<message>foobar</message>", cause)) |
| 50 | + .isInstanceOf(MyException.class) |
| 51 | + .hasMessage("Something wrong") |
| 52 | + .hasNoCause(); |
| 53 | + } |
| 54 | + |
| 55 | + @SneakyThrows |
| 56 | + @Test |
| 57 | + public void testBuildExceptionAndThrow() { |
| 58 | + var sut = new ClientResponseHandler<>(MyResponse.class, MyError.class, MyException::new); |
| 59 | + |
| 60 | + HttpEntity entityWithNetworkIssues = spy(new StringEntity("")); |
| 61 | + doThrow(new IOException("Network issues")).when(entityWithNetworkIssues).writeTo(any()); |
| 62 | + doThrow(new IOException("Network issues")).when(entityWithNetworkIssues).getContent(); |
| 63 | + |
| 64 | + var response = spy(new BasicClassicHttpResponse(400, "Bad Request")); |
| 65 | + when(response.getEntity()) |
| 66 | + .thenReturn(null) |
| 67 | + .thenReturn(entityWithNetworkIssues) |
| 68 | + .thenReturn(new StringEntity("", ContentType.APPLICATION_JSON)) |
| 69 | + .thenReturn(new StringEntity("<html>oh", ContentType.TEXT_HTML)) |
| 70 | + .thenReturn(new StringEntity("{\"message\":\"foobar\"}", ContentType.APPLICATION_JSON)); |
| 71 | + |
| 72 | + assertThatThrownBy(() -> sut.buildExceptionAndThrow(response)) |
| 73 | + .isInstanceOf(MyException.class) |
| 74 | + .hasMessage("Request failed with status 400 Bad Request") |
| 75 | + .hasNoCause(); |
| 76 | + assertThatThrownBy(() -> sut.buildExceptionAndThrow(response)) |
| 77 | + .isInstanceOf(MyException.class) |
| 78 | + .hasMessage("Request failed with status 400 Bad Request") |
| 79 | + .hasNoCause(); |
| 80 | + assertThatThrownBy(() -> sut.buildExceptionAndThrow(response)) |
| 81 | + .isInstanceOf(MyException.class) |
| 82 | + .hasMessage("Request failed with status 400 Bad Request") |
| 83 | + .hasNoCause(); |
| 84 | + assertThatThrownBy(() -> sut.buildExceptionAndThrow(response)) |
| 85 | + .isInstanceOf(MyException.class) |
| 86 | + .hasMessage("Request failed with status 400 Bad Request") |
| 87 | + .hasNoCause(); |
| 88 | + assertThatThrownBy(() -> sut.buildExceptionAndThrow(response)) |
| 89 | + .isInstanceOf(MyException.class) |
| 90 | + .hasMessage("Request failed with status 400 Bad Request and error message: 'foobar'") |
| 91 | + .hasCause(new MyException("Request failed with status 400 Bad Request")); |
| 92 | + } |
| 93 | +} |
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