test(compartment-mapper): e2e test module type against node.js

packages/compartment-mapper/test/e2e-module-types.test.js

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+import test from 'ava';
+import { spawnSync } from 'node:child_process';
+import { fileURLToPath } from 'node:url';
+
+const fixtures = ['i1.cjs', 'i1.mjs', 'i2.cjs', 'i2.mjs'];
+
+const fixtureLocation = fileURLToPath(
+  new URL('./fixtures-e2e-module-types', import.meta.url),
+);
+
+for (const entry of fixtures) {
+  test(`Compare endo and node module loading of ${entry}`, async t => {
+    console.log('Running test with entry:', entry);
+
+    const nodeOutput = spawnSync(process.execPath, [`./${entry}`], {
+      encoding: 'utf8',
+      cwd: fixtureLocation,
+    });
+    const endoOutput = spawnSync(process.execPath, ['endo.js', `./${entry}`], {
+      encoding: 'utf8',
+      cwd: fixtureLocation,
+    });
+
+    if (nodeOutput.error) {
+      throw nodeOutput.error;
+    }
+    if (endoOutput.error) {
+      throw endoOutput.error;
+    }
+
+    t.log(`Node stdout:\n${nodeOutput.stdout}`);
+    t.log(`Endo stdout:\n${endoOutput.stdout}`);
+
+    if (nodeOutput.status !== 0) {
+      t.log(`Node stderr:\n${nodeOutput.stderr}`);
+    }
+    if (endoOutput.status !== 0) {
+      t.log(`Endo stderr:\n${endoOutput.stderr}`);
+    }
+
+    t.is(nodeOutput.stdout, endoOutput.stdout, `expected matching results`);
+
+    // t.snapshot(
+    //   {
+    //     node: nodeOutput.stdout,
+    //     endo: endoOutput.stdout,
+    //   },
+    //   `output for ${entry}`,
+    // );
+  });
+}

packages/compartment-mapper/test/fixtures-e2e-module-types/app-esm/index.js

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+import result from "depth1"
+console.dir(result, { depth: null })

packages/compartment-mapper/test/fixtures-e2e-module-types/app-esm/package.json

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+{
+  "type": "module"
+}
+

packages/compartment-mapper/test/fixtures-e2e-module-types/app/index.js

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+const result = require('depth1');
+console.dir(result, { depth: null });

packages/compartment-mapper/test/fixtures-e2e-module-types/app/package.json

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+{
+  "type": "commonjs"
+}

packages/compartment-mapper/test/fixtures-e2e-module-types/endo.js

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+import 'ses';
+import fs from 'fs';
+import url from 'url';
+import { importLocation } from '../../src/import.js';
+import { makeReadPowers } from '../../src/node-powers.js';
+
+const readPowers = makeReadPowers({ fs, url });
+const { read } = readPowers;
+
+const arg1 = process.argv[2];
+
+const location = new URL(arg1, import.meta.url).toString();
+
+importLocation(read, location, {
+  globals: { console },
+});
+

packages/compartment-mapper/test/fixtures-e2e-module-types/i1.cjs

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+const result = require('depth1');
+console.dir(result, { depth: null });

packages/compartment-mapper/test/fixtures-e2e-module-types/i1.mjs

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+import result from "depth1"
+console.dir(result, { depth: null })

packages/compartment-mapper/test/fixtures-e2e-module-types/i2.cjs

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+require('./app/index.js')

packages/compartment-mapper/test/fixtures-e2e-module-types/i2.mjs

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+import './app-esm/index.js';

packages/compartment-mapper/test/fixtures-e2e-module-types/package.json

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+{
+    "name": "e2e-module-types",
+    "version": "1.0.0",
+    "type": "module",
+    "dependencies": {
+        "depth1": "^1.0.0",
+        "depth2": "^1.0.0",
+        "depth2cjs": "^1.0.0",
+        "depth2esm": "^1.0.0",
+        "depth3": "^1.0.0",
+        "depth3from2": "^1.0.0",
+        "depth3from2cjs": "^1.0.0",
+        "depth3from2esm": "^1.0.0"
+    },
+    "scripts": {
+        "preinstall": "echo DO NOT INSTALL TEST FIXTURES; exit -1"
+    },
+    "license": "ISC"
+}