missing files

test/socket-npm-fixtures/lacking-typosquat/package.json

@@ -0,0 +1,4 @@
+{
+  "dependencies": {
+  }
+}

test/socket-npm.test.js

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+import assert from 'node:assert/strict'
+import { spawnSync } from 'node:child_process'
+import { describe, it } from 'node:test'
+import { fileURLToPath } from 'node:url'
+
+const entryPath = fileURLToPath(new URL('../cli.js', import.meta.url))
+
+/**
+ * Run relative to current file
+ *
+ * @param {object} param0
+ * @param {string} param0.cwd
+ * @param {string[]} [param0.args]
+ * @param {import('node:child_process').ProcessEnvOptions['env'] | undefined} [param0.env]
+ * @returns {import('node:child_process').SpawnSyncReturns<string>}
+ */
+function spawnNPM ({ cwd, args = [], env }) {
+  const pwd = fileURLToPath(new URL(cwd, import.meta.url))
+  return spawnSync(process.execPath, [entryPath, 'npm', ...args], {
+    cwd: pwd,
+    encoding: 'utf-8',
+    env: {
+      ...(env ?? process.env),
+      // make sure we don't borrow TTY from parent
+      SOCKET_SECURITY_TTY_IPC: undefined
+    },
+    stdio: ['pipe', 'pipe', 'pipe']
+  })
+}
+
+describe('Socket npm wrapper', () => {
+  it('should bail on new typosquat', () => {
+    const ret = spawnNPM({
+      cwd: './socket-npm-fixtures/lacking-typosquat',
+      args: ['i', 'bowserify']
+    })
+    assert.equal(ret.status, 1)
+    assert.match(ret.stderr, /Unable to prompt/)
+  })
+})