test: test preloaded modules using stdin or repl

This test fails on Solaris, see the PR for discussion.
PR-URL: #2253
Reviewed-By: Jeremiah Senkpiel <fishrock123@rocketmail.com>

Author: bmeck

test/parallel/test-preload.js

@@ -1,31 +1,38 @@
 'use strict';
+
 constcommon=require('../common');
 constassert=require('assert');
 constpath=require('path');
-constchild_process=require('child_process');
+constchildProcess=require('child_process');
+
+// Refs: https://github.com/nodejs/node/pull/2253
+if(common.isSunOS){
+console.log('1..0 # Skipped: unreliable on SunOS');
+return;
+}
 
-varnodeBinary=process.argv[0];
+constnodeBinary=process.argv[0];
 
-varpreloadOption=function(preloads){
+constpreloadOption=function(preloads){
 varoption='';
 preloads.forEach(function(preload,index){
 option+='-r '+preload+' ';
 });
 returnoption;
 };
 
-varfixture=function(name){
+constfixture=function(name){
 returnpath.join(__dirname,'../fixtures/'+name);
 };
 
-varfixtureA=fixture('printA.js');
-varfixtureB=fixture('printB.js');
-varfixtureC=fixture('printC.js');
+constfixtureA=fixture('printA.js');
+constfixtureB=fixture('printB.js');
+constfixtureC=fixture('printC.js');
 constfixtureD=fixture('define-global.js');
-varfixtureThrows=fixture('throws_error4.js');
+constfixtureThrows=fixture('throws_error4.js');
 
 // test preloading a single module works
-child_process.exec(nodeBinary+' '
+childProcess.exec(nodeBinary+' '
 +preloadOption([fixtureA])+' '
 +fixtureB,
 function(err,stdout,stderr){
@@ -34,7 +41,7 @@ child_process.exec(nodeBinary + ' '
 });
 
 // test preloading multiple modules works
-child_process.exec(nodeBinary+' '
+childProcess.exec(nodeBinary+' '
 +preloadOption([fixtureA,fixtureB])+' '
 +fixtureC,
 function(err,stdout,stderr){
@@ -43,7 +50,7 @@ child_process.exec(nodeBinary + ' '
 });
 
 // test that preloading a throwing module aborts
-child_process.exec(nodeBinary+' '
+childProcess.exec(nodeBinary+' '
 +preloadOption([fixtureA,fixtureThrows])+' '
 +fixtureB,
 function(err,stdout,stderr){
@@ -55,17 +62,53 @@ child_process.exec(nodeBinary + ' '
 });
 
 // test that preload can be used with --eval
-child_process.exec(nodeBinary+' '
+childProcess.exec(nodeBinary+' '
 +preloadOption([fixtureA])
 +'-e "console.log(\'hello\');"',
 function(err,stdout,stderr){
 if(err)throwerr;
 assert.equal(stdout,'A\nhello\n');
 });
 
+// test that preload can be used with stdin
+conststdinProc=childProcess.spawn(
+nodeBinary,
+['--require',fixtureA],
+{stdio: 'pipe'}
+);
+stdinProc.stdin.end('console.log(\'hello\');');
+varstdinStdout='';
+stdinProc.stdout.on('data',function(d){
+stdinStdout+=d;
+});
+stdinProc.on('exit',function(code){
+assert.equal(code,0);
+assert.equal(stdinStdout,'A\nhello\n');
+});
+
+// test that preload can be used with repl
+constreplProc=childProcess.spawn(
+nodeBinary,
+['-i','--require',fixtureA],
+{stdio: 'pipe'}
+);
+replProc.stdin.end('.exit\n');
+varreplStdout='';
+replProc.stdout.on('data',function(d){
+replStdout+=d;
+});
+replProc.on('exit',function(code){
+assert.equal(code,0);
+constoutput=[
+'A',
+'> '
+].join('\n');
+assert.equal(replStdout,output);
+});
+
 // test that preload placement at other points in the cmdline
 // also test that duplicated preload only gets loaded once
-child_process.exec(nodeBinary+' '
+childProcess.exec(nodeBinary+' '
 +preloadOption([fixtureA])
 +'-e "console.log(\'hello\');" '
 +preloadOption([fixtureA,fixtureB]),
@@ -75,7 +118,7 @@ child_process.exec(nodeBinary + ' '
 });
 
 // test that preload works with -i
-constinteractive=child_process.exec(nodeBinary+' '
+constinteractive=childProcess.exec(nodeBinary+' '
 +preloadOption([fixtureD])
 +'-i',
 common.mustCall(function(err,stdout,stderr){
@@ -86,7 +129,7 @@ const interactive = child_process.exec(nodeBinary + ' '
 interactive.stdin.write('a\n');
 interactive.stdin.write('process.exit()\n');
 
-child_process.exec(nodeBinary+' '
+childProcess.exec(nodeBinary+' '
 +'--require '+fixture('cluster-preload.js')+' '
 +fixture('cluster-preload-test.js'),
 function(err,stdout,stderr){
@@ -96,7 +139,7 @@ child_process.exec(nodeBinary + ' '
 
 // https://github.com/nodejs/node/issues/1691
 process.chdir(path.join(__dirname,'../fixtures/'));
-child_process.exec(nodeBinary+' '
+childProcess.exec(nodeBinary+' '
 +'--expose_debug_as=v8debug '
 +'--require '+fixture('cluster-preload.js')+' '
 +'cluster-preload-test.js',