test: add http-common's test

PR-URL: #10832
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>

Author: hiroppy

test/parallel/test-http-common.js

@@ -0,0 +1,33 @@
+'use strict';
+require('../common');
+constassert=require('assert');
+consthttpCommon=require('_http_common');
+constcheckIsHttpToken=httpCommon._checkIsHttpToken;
+constcheckInvalidHeaderChar=httpCommon._checkInvalidHeaderChar;
+
+// checkIsHttpToken
+assert(checkIsHttpToken('t'));
+assert(checkIsHttpToken('tt'));
+assert(checkIsHttpToken('ttt'));
+assert(checkIsHttpToken('tttt'));
+assert(checkIsHttpToken('ttttt'));
+
+assert.strictEqual(checkIsHttpToken(''),false);
+assert.strictEqual(checkIsHttpToken(' '),false);
+assert.strictEqual(checkIsHttpToken('あ'),false);
+assert.strictEqual(checkIsHttpToken('あa'),false);
+assert.strictEqual(checkIsHttpToken('aaaaあaaaa'),false);
+
+// checkInvalidHeaderChar
+assert(checkInvalidHeaderChar('あ'));
+assert(checkInvalidHeaderChar('aaaaあaaaa'));
+
+assert.strictEqual(checkInvalidHeaderChar(''),false);
+assert.strictEqual(checkInvalidHeaderChar(1),false);
+assert.strictEqual(checkInvalidHeaderChar(' '),false);
+assert.strictEqual(checkInvalidHeaderChar(false),false);
+assert.strictEqual(checkInvalidHeaderChar('t'),false);
+assert.strictEqual(checkInvalidHeaderChar('tt'),false);
+assert.strictEqual(checkInvalidHeaderChar('ttt'),false);
+assert.strictEqual(checkInvalidHeaderChar('tttt'),false);
+assert.strictEqual(checkInvalidHeaderChar('ttttt'),false);