add new tests

Author: Carmine DiMascio

pom.xml

@@ -54,6 +54,7 @@
         <main.class>io.github.cdimascio.japierrors.ApiErrors</main.class>
         <junit.version>4.12</junit.version>
         <jackson.version>2.9.7</jackson.version>
+        <unirest.version>1.4.9</unirest.version>
         <junit.jupiter.version>5.3.1</junit.jupiter.version>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 
@@ -88,6 +89,13 @@
             <scope>test</scope>
         </dependency>
 
+        <dependency>
+            <groupId>com.mashape.unirest</groupId>
+            <artifactId>unirest-java</artifactId>
+            <version>${unirest.version}</version>
+            <scope>test</scope>
+        </dependency>
+
         <dependency>
             <groupId>org.junit.jupiter</groupId>
             <artifactId>junit-jupiter-api</artifactId>

src/test/java/UsageSpec.java

@@ -0,0 +1,89 @@
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.mashape.unirest.http.HttpResponse;
+import com.mashape.unirest.http.Unirest;
+import com.mashape.unirest.http.exceptions.UnirestException;
+import io.github.cdimascio.japierrors.ApiError;
+import io.github.cdimascio.japierrors.ApiErrorCreator;
+import io.github.cdimascio.japierrors.basic.ApiErrorBasic;
+import io.github.cdimascio.japierrors.wcp.ApiErrorWcp;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.Test;
+
+import java.io.IOException;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+public class UsageSpec {
+    private ObjectMapper m = new ObjectMapper();
+
+    @BeforeAll
+    public static void beforeAll() {
+        configureUnirest();
+        ApiError.creator(ApiErrorCreator.BASIC);
+    }
+
+//    @Test
+//    public void autoConvert() {
+//        ApiErrorBasic notFound = ApiError.unauthorized();
+//        assertEquals(401, notFound.getCode());
+//    }
+//
+//    @Test
+//    public void throwsClassCastIfWrongType() {
+//        assertThrows(ClassCastException.class, () -> {
+//            ApiErrorWcp notFound = ApiError.notFound();
+//        });
+//    }
+
+    @Test
+    public void unirestAutoConvert() {
+        try {
+            ApiErrorBasic error = Unirest.get("http://mockbin.org/status/404/not_found").asObject(ApiErrorBasic.class).getBody();
+            assertEquals(404, error.getCode());
+        } catch (UnirestException e) {
+            e.printStackTrace();
+            fail("unexpected exception");
+        }
+    }
+
+    @Test
+    public void unirestJson() {
+        try {
+            HttpResponse<JsonNode> res = Unirest.get("http://mockbin.org/status/404/not_found").asObject(JsonNode.class);
+            assertEquals(404, res.getStatus());
+            JsonNode body = res.getBody();
+            System.out.println(body);
+            assertNull(body.get("cause"));
+
+        } catch (UnirestException e) {
+            e.printStackTrace();
+            fail("unexpected exception");
+        }
+    }
+
+    private static void configureUnirest() {
+        ObjectMapper mapper = new ObjectMapper();
+        Unirest.setObjectMapper(new com.mashape.unirest.http.ObjectMapper() {
+            @Override
+            public <T> T readValue(String value, Class<T> valueType) {
+                try {
+                    return mapper.readValue(value, valueType);
+                } catch (IOException e) {
+                    throw new RuntimeException(e);
+                }
+            }
+
+            @Override
+            public String writeValue(Object value) {
+                try {
+                    return mapper.writeValueAsString(value);
+                } catch (JsonProcessingException e) {
+                    throw new RuntimeException(e);
+                }
+            }
+        });
+    }
+}
+