idb: tests working

1 files changed, 109 insertions, 14 deletions

diff --git a/packages/idb-bridge/src/MemoryBackend.test.ts b/packages/idb-bridge/src/MemoryBackend.test.ts
index 3d2d0fbc9..213bff750 100644
--- a/packages/idb-bridge/src/MemoryBackend.test.ts
+++ b/packages/idb-bridge/src/MemoryBackend.test.ts
@@ -1,31 +1,126 @@
-import test from 'ava';
-import MemoryBackend from './MemoryBackend';
-import BridgeIDBFactory from './BridgeIDBFactory';
+import test from "ava";
+import MemoryBackend from "./MemoryBackend";
+import BridgeIDBFactory from "./BridgeIDBFactory";
+import BridgeIDBRequest from "./BridgeIDBRequest";
+import BridgeIDBDatabase from "./BridgeIDBDatabase";
+import BridgeIDBTransaction from "./BridgeIDBTransaction";
 
-test.cb("basics", (t) => {
 
+function promiseFromRequest(request: BridgeIDBRequest): Promise<any> {
+  return new Promise((resolve, reject) => {
+    request.onsuccess = () => {
+      resolve(request.result);
+    };
+    request.onerror = () => {
+      reject(request.error);
+    };
+  });
+}
+
+function promiseFromTransaction(transaction: BridgeIDBTransaction): Promise<any> {
+  return new Promise((resolve, reject) => {
+    console.log("attaching event handlers");
+    transaction.oncomplete = () => {
+      console.log("oncomplete was called from promise")
+      resolve();
+    };
+    transaction.onerror = () => {
+      reject();
+    };
+  });
+}
+
+test("Spec: Example 1 Part 1", async t => {
   const backend = new MemoryBackend();
   const idb = new BridgeIDBFactory(backend);
 
   const request = idb.open("library");
   request.onupgradeneeded = () => {
     const db = request.result;
-    const store = db.createObjectStore("books", {keyPath: "isbn"});
-    const titleIndex = store.createIndex("by_title", "title", {unique: true});
+    const store = db.createObjectStore("books", { keyPath: "isbn" });
+    const titleIndex = store.createIndex("by_title", "title", { unique: true });
     const authorIndex = store.createIndex("by_author", "author");
-  
+
     // Populate with initial data.
-    store.put({title: "Quarry Memories", author: "Fred", isbn: 123456});
-    store.put({title: "Water Buffaloes", author: "Fred", isbn: 234567});
-    store.put({title: "Bedrock Nights", author: "Barney", isbn: 345678});
+    store.put({ title: "Quarry Memories", author: "Fred", isbn: 123456 });
+    store.put({ title: "Water Buffaloes", author: "Fred", isbn: 234567 });
+    store.put({ title: "Bedrock Nights", author: "Barney", isbn: 345678 });
+  };
+
+  await promiseFromRequest(request);
+  t.pass();
+});
+
+
+test("Spec: Example 1 Part 2", async t => {
+  const backend = new MemoryBackend();
+  const idb = new BridgeIDBFactory(backend);
+
+  const request = idb.open("library");
+  request.onupgradeneeded = () => {
+    const db = request.result;
+    const store = db.createObjectStore("books", { keyPath: "isbn" });
+    const titleIndex = store.createIndex("by_title", "title", { unique: true });
+    const authorIndex = store.createIndex("by_author", "author");
+  };
+
+  const db: BridgeIDBDatabase = await promiseFromRequest(request);
+
+  t.is(db.name, "library");
+
+  const tx = db.transaction("books", "readwrite");
+  tx.oncomplete = () => {
+    console.log("oncomplete called")
   };
 
-  request.onsuccess = () => {
-    t.end();
+  const store = tx.objectStore("books");
+  
+  store.put({title: "Quarry Memories", author: "Fred", isbn: 123456});
+  store.put({title: "Water Buffaloes", author: "Fred", isbn: 234567});
+  store.put({title: "Bedrock Nights", author: "Barney", isbn: 345678});
+
+  await promiseFromTransaction(tx);
+
+  t.pass();
+});
+
+
+test("Spec: Example 1 Part 3", async t => {
+  const backend = new MemoryBackend();
+  const idb = new BridgeIDBFactory(backend);
+
+  const request = idb.open("library");
+  request.onupgradeneeded = () => {
+    const db = request.result;
+    const store = db.createObjectStore("books", { keyPath: "isbn" });
+    const titleIndex = store.createIndex("by_title", "title", { unique: true });
+    const authorIndex = store.createIndex("by_author", "author");
   };
 
-  request.onerror = () => {
-    t.fail();
+  const db: BridgeIDBDatabase = await promiseFromRequest(request);
+
+  t.is(db.name, "library");
+
+  const tx = db.transaction("books", "readwrite");
+  tx.oncomplete = () => {
+    console.log("oncomplete called")
   };
 
+  const store = tx.objectStore("books");
+  
+  store.put({title: "Quarry Memories", author: "Fred", isbn: 123456});
+  store.put({title: "Water Buffaloes", author: "Fred", isbn: 234567});
+  store.put({title: "Bedrock Nights", author: "Barney", isbn: 345678});
+
+  await promiseFromTransaction(tx);
+
+  const tx2 = db.transaction("books", "readonly");
+  const store2 = tx2.objectStore("books");
+  var index2 = store2.index("by_title");
+  const request2 = index2.get("Bedrock Nights");
+  const result2: any = await promiseFromRequest(request2);
+
+  t.is(result2.author, "Barney");
+
+  t.pass();
 });