92 lines
2.7 KiB
TypeScript
92 lines
2.7 KiB
TypeScript
// Copyright 2022 Carton contributors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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import fs from "fs/promises";
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import path from "path";
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import { WasmRunner } from "./common.js";
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import type { SwiftRuntimeConstructor } from "./JavaScriptKit_JavaScriptKit.resources/Runtime";
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const args = [...process.argv];
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args.shift();
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args.shift();
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const [wasmFile, ...testArgs] = args;
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testArgs.unshift(path.basename(wasmFile));
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if (!wasmFile) {
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throw Error("No WASM test file specified, can not run tests");
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}
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const startWasiTask = async () => {
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const wasmBytes = await fs.readFile(wasmFile);
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let runtimeConstructor: SwiftRuntimeConstructor | undefined = undefined;
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try {
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const { SwiftRuntime } = await import(
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// @ts-ignore
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"./JavaScriptKit_JavaScriptKit.resources/Runtime/index.mjs"
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);
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runtimeConstructor = SwiftRuntime;
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// Make `require` function available in the Swift environment. By default it's only available in the local scope,
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// but not on the `global` object.
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global.require = require;
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} catch {
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// No JavaScriptKit module found, run the Wasm module without JSKit
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}
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// carton-frontend passes all environment variables to the test Node process.
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const env: Record<string, string> = {};
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for (const key in process.env) {
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const value = process.env[key];
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if (value) {
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env[key] = value;
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}
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}
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const wasmRunner = WasmRunner({
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args: testArgs,
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env,
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onStdoutLine: (line) => {
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console.log(line);
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},
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onStderrLine: (line) => {
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console.error(line);
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},
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}, runtimeConstructor);
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let procExitCalled = false;
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process.on("beforeExit", () => {
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if (!procExitCalled) {
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throw new Error(`Test harness process exited before test process.
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This usually means there are some dangling continuations, which are awaited but never resumed.`);
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}
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});
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await wasmRunner.run(wasmBytes, {
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"wasi_snapshot_preview1": {
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// @bjorn3/browser_wasi_shim raises an exception when
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// the process exits, but we just want to exit the process itself.
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proc_exit: (code: number) => {
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procExitCalled = true;
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process.exit(code);
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},
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}
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});
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};
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startWasiTask().catch((e) => {
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throw e;
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});
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