Tests: refactor create resource without relationship test for new style

I fixed the style of the create resource tests between when #71 was
open and when it was merged, so this change brings that test inline
with the new style too.

Author: ethanresnick

test/integration/create-resource/index.js

@@ -98,10 +98,13 @@ describe("Creating Resources", () => {
         .type("application/vnd.api+json")
         .send({"data": ORG_RESOURCE_CLIENT_ID})
         .promise()
-        .then(() => done("Should not run!"), (error) => {
-          err = error;
-          done();
-        });
+        .then(
+          () => { done("Should not run!") },
+          (error) => {
+            err = error;
+            done();
+          }
+        );
     });
 
     describe("HTTP", () => {
@@ -116,40 +119,45 @@ describe("Creating Resources", () => {
       });
     });
   });
-});
 
-describe("", () => {
-  AgentPromise.then((Agent) => {
-    Agent.request("POST", "/organizations")
-      .type("application/vnd.api+json")
-      .send({"data": INVALID_ORG_RESOURCE_NO_DATA_IN_RELATIONSHIP})
-      .promise()
-      .then(() => { throw new Error("Should not run!"); }, (err) => {
-        describe("Creating a Resource With a Missing Relationship Data Key", () => {
-          describe("HTTP", () => {
-            it("should return 400", () => {
-              expect(err.response.status).to.equal(400);
-            });
-          });
+  describe("Creating a Resource With a Missing Relationship Data Key", () => {
+    let err;
+    before((done) => {
+      Agent.request("POST", "/organizations")
+        .type("application/vnd.api+json")
+        .send({"data": INVALID_ORG_RESOURCE_NO_DATA_IN_RELATIONSHIP})
+        .promise()
+        .then(
+          () => { done("Should not run!"); },
+          (error) => {
+            err = error;
+            done();
+          }
+        );
+    });
 
-          describe("Document Structure", () => {
-            it("should contain an error", () => {
-              expect(err.response.body.errors).to.be.an("array");
-            });
-          });
+    describe("HTTP", () => {
+      it("should return 400", () => {
+        expect(err.response.status).to.equal(400);
+      });
+    });
 
-          describe("Error", () => {
-            it("should have the correct title", () => {
-              expect(err.response.body.errors[0].title).to.be.equal("Missing relationship linkage.");
-            });
+    describe("Document Structure", () => {
+      it("should contain an error", () => {
+        expect(err.response.body.errors).to.be.an("array");
+      });
+    });
 
-            it("should have the correct details", () => {
-              expect(err.response.body.errors[0].details).to.be.equal("No data was found for the liaisons relationship.");
-            });
-          });
-        });
-      }).done();
-  }).done();
+    describe("The error", () => {
+      it("should have the correct title", () => {
+        expect(err.response.body.errors[0].title).to.be.equal("Missing relationship linkage.");
+      });
+
+      it("should have the correct details", () => {
+        expect(err.response.body.errors[0].details).to.be.equal("No data was found for the liaisons relationship.");
+      });
+    });
+  });
 });
 
     // "[S]erver implementations MUST ignore