Set up testing (#1)

Author: jtenner

.travis.yml

@@ -0,0 +1,15 @@
+language: node_js
+notifications:
+  email: false
+before_install: npm config set progress=false && npm i -g npm@latest --no-audit
+install: npm ci --no-audit
+jobs:
+  include:
+  - node_js: lts/*
+    script:
+    - npm test
+    env: Runs the tests on node.js LTS.
+  - node_js: node
+    script:
+    - npm test
+    env: Runs the tests on node.js Stable.

README.md

@@ -1,4 +1,4 @@
 ![AS](https://avatars1.githubusercontent.com/u/28916798?s=48) node
 ======================
 
-Implementations of the node.js APIs for use with AssemblyScript.
+Implementations of the node.js APIs using wasi for use with AssemblyScript.

assembly/buffer/index.ts

@@ -1 +1,5 @@
-// TODO
+export class Buffer extends Uint8Array {
+  constructor(size: i32) {
+    super(size);
+  }
+}

assembly/fs/index.ts

@@ -1 +1,13 @@
-// TODO
+import { Buffer } from "../buffer";
+
+/**
+ * TODO: Look at https://nodejs.org/dist/latest-v12.x/docs/api/fs.html#fs_fs_readfilesync_path_options
+ *
+ * Path can be `<string> | <Buffer> | <URL> | <integer>`.
+ *
+ * This will require a `<T>` parameter to handle all these cases. In this particular case, I think
+ * it's okay to default to only `<string>`.
+ */
+export function readFileSync(): Buffer {
+  return new Buffer(0);
+}

assembly/index.ts

@@ -1 +1 @@
-// TODO: Set up globals, like Buffer
+export { Buffer } from "./buffer";

assembly/node.d.ts

@@ -0,0 +1,3 @@
+declare class Buffer extends Uint8Array {
+
+}

assembly/tsconfig.json

@@ -1,5 +1,5 @@
 {
-  "extends": "../../next/std/assembly.json",
+  "extends": "../node_modules/assemblyscript/std/assembly.json",
   "include": [
     "./**/*.ts"
   ]

package-lock.json

@@ -3,6 +3,7 @@
   "description": "Implementations of the node.js APIs for use with AssemblyScript.",
   "version": "0.1.0",
   "license": "Apache-2.0",
+  "types": "assembly/node.d.ts",
   "repository": {
     "type": "git",
     "url": "https://github.com/AssemblyScript/node.git"
@@ -11,9 +12,14 @@
     "url": "https://github.com/AssemblyScript/node/issues"
   },
   "devDependencies": {
-    "assemblyscript": "github:AssemblyScript/assemblyscript"
+    "@as-pect/core": "^2.2.0",
+    "assemblyscript": "github:assemblyscript/assemblyscript#7c775d1bccbe08fec5d820b9d53ae44ff6bd1e49",
+    "diff": "^4.0.1",
+    "glob": "^7.1.4",
+    "wasi": "github:devsnek/node-wasi"
   },
   "scripts": {
-    "test": "node tests"
-  }
+    "test": "node tests/node"
+  },
+  "dependencies": {}
 }

package.json

@@ -0,0 +1,21 @@
+/**
+ * This is the buffer test suite. For each prototype function, put a single test
+ * function call here.
+ *
+ * @example
+ * describe("buffer", () => {
+ *   test("#alloc", () => {
+ *     // put any expectations related to #alloc here
+ *   });
+ * });
+ */
+
+describe("buffer", () => {
+  test("#constructor", () => {
+    expect<Buffer>(new Buffer(0)).toBeTruthy();
+    expect<Buffer>(new Buffer(10)).toHaveLength(10);
+    let myBuffer = new Buffer(10);
+    expect<ArrayBuffer>(myBuffer.buffer).toBeTruthy();
+    expect<ArrayBuffer>(myBuffer.buffer).toHaveLength(10);
+  });
+});