fix(examplePairing): add more test coverage

Author: shanejonas

src/ExamplePairing/ExamplePairing.test.tsx

@@ -3,6 +3,21 @@ import ReactDOM from "react-dom";
 import ExamplePairing from "./ExamplePairing";
 import examples from "@open-rpc/examples";
 import refParser from "json-schema-ref-parser";
+import { OpenrpcDocument } from "@open-rpc/meta-schema";
+
+it("renders handles no method", async () => {
+  const div = document.createElement("div");
+  ReactDOM.render(<ExamplePairing method={undefined} examplePosition={0}/>, div);
+  expect(div.innerHTML).toBe("");
+  ReactDOM.unmountComponentAtNode(div);
+});
+
+it("renders handles no method examples", async () => {
+  const div = document.createElement("div");
+  ReactDOM.render(<ExamplePairing method={{} as any} examplePosition={0} />, div);
+  expect(div.innerHTML).toBe("");
+  ReactDOM.unmountComponentAtNode(div);
+});
 
 it("renders handles no examplePosition", async () => {
   const div = document.createElement("div");
@@ -11,7 +26,6 @@ it("renders handles no examplePosition", async () => {
   expect(div.innerHTML).toBe("");
   ReactDOM.unmountComponentAtNode(div);
 });
-import { OpenrpcDocument } from "@open-rpc/meta-schema";
 
 it("renders examples", async () => {
   const div = document.createElement("div");

src/ExamplePairing/ExamplePairing.tsx

@@ -33,10 +33,7 @@ class ExamplePairing extends Component<IProps, {}> {
     if (!example || _.isEmpty(example)) {
       return null;
     }
-    if (!method) {
-      return;
-    }
-    const paramStructure: TParamStructure = method.paramStructure || "either";
+    const paramStructure: TParamStructure = method?.paramStructure || "either";
     const params = paramStructure === "by-name"
       ? (example.params as ExampleObject[]).reduce(((memo, p) => {
         memo[p.name] = p.value;