Merge pull request #27 from tubbynl/feature/issue-24

#24 Split integration tests by concept

src/main/java/nl/stil4m/mollie/DynamicClientBuilder.java

@@ -30,8 +30,8 @@ public DynamicClientBuilder withMapper(ObjectMapper objectMapper) {
     }
 
     public DynamicClient build() {
-        final HttpClient client = this.client.orElseGet(() -> HttpClientBuilder.create().build());
-        final String endpoint = this.endpoint.orElseGet(() -> "https://api.mollie.com/v1");
+        final HttpClient client = this.client.orElseGet(HttpClientBuilder.create()::build);
+        final String endpoint = this.endpoint.orElse("https://api.mollie.com/v1");
         final ObjectMapper objectMapper = this.objectMapper.orElseGet(ObjectMapper::new);
         objectMapper.registerModule(new Jdk8Module());
         return new DynamicClient(endpoint, new RequestExecutor(client, objectMapper));

src/main/java/nl/stil4m/mollie/concepts/Customers.java

@@ -9,7 +9,6 @@
 import nl.stil4m.mollie.domain.UpdateCustomer;
 import org.apache.http.client.methods.HttpGet;
 import org.apache.http.client.methods.HttpPost;
-import org.apache.http.client.methods.HttpPut;
 import org.apache.http.client.utils.URIBuilder;
 import org.apache.http.entity.ContentType;
 import org.apache.http.entity.StringEntity;

src/main/java/nl/stil4m/mollie/domain/CreateCustomer.java

@@ -2,8 +2,6 @@
 
 import com.fasterxml.jackson.annotation.JsonProperty;
 
-import java.util.Date;
-import java.util.List;
 import java.util.Map;
 import java.util.Optional;
 

src/test/java/nl/stil4m/mollie/ClientBuilderTest.java

@@ -0,0 +1,24 @@
+package nl.stil4m.mollie;
+
+
+import static org.junit.Assert.assertNotNull;
+
+import org.junit.Test;
+
+public class ClientBuilderTest {
+
+    ClientBuilder builder = new ClientBuilder();
+
+
+    @Test(expected=IllegalArgumentException.class)
+    public void testBuildWithoutApiKey() {
+        builder.build();
+    }
+
+    @Test
+    public void testBuildWithApiKey() {
+        Client client = builder.withApiKey("test").build();
+
+        assertNotNull(client);
+    }
+}