'use strict';

// Tests snapshot support in embedded environments.

// See embedtest.cc for the API usage.

const common = require('../common');

const tmpdir = require('../common/tmpdir');

const assert = require('assert');

const fixtures = require('../common/fixtures');

const {

spawnSyncAndAssert,

spawnSyncAndExitWithoutError,

} = require('../common/child_process');

const snapshotFixture = fixtures.path('snapshot', 'echo-args.js');

const embedtest = common.resolveBuiltBinary('embedtest');

const buildSnapshotExecArgs = [

`eval(require("fs").readFileSync(${JSON.stringify(snapshotFixture)}, "utf8"))`,

'arg1', 'arg2',

];

const snapshotBlobArgs = [

'--embedder-snapshot-blob', tmpdir.resolve('embedder-snapshot.blob'),

];

const runSnapshotExecArgs = ['arg3', 'arg4'];

tmpdir.refresh();

// Build the snapshot with the default flags.

spawnSyncAndExitWithoutError(

embedtest,

['--', ...buildSnapshotExecArgs, ...snapshotBlobArgs, '--embedder-snapshot-create'],

{ cwd: tmpdir.path });

// Run the snapshot and check the serialized and refreshed argv values.

spawnSyncAndAssert(

embedtest,

['--', ...runSnapshotExecArgs, ...snapshotBlobArgs ],

{ cwd: tmpdir.path },

{

stdout(output) {

assert.deepStrictEqual(JSON.parse(output), {

originalArgv: [embedtest, '__node_anonymous_main', ...buildSnapshotExecArgs],

currentArgv: [embedtest, ...runSnapshotExecArgs],

});

return true;

},

});