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'use strict';
const common = require('../common');
const assert = require('assert');
const http = require('http');
// Verify that ServerResponse.writeHead() works as setHeader.
// Issue 5036 on github.
const s = http.createServer(common.mustCall((req, res) => {
res.setHeader('test', '1');
// toLowerCase() is used on the name argument, so it must be a string.
let threw = false;
try {
res.setHeader(0xf00, 'bar');
} catch (e) {
assert.ok(e instanceof TypeError);
threw = true;
}
assert.ok(threw, 'Non-string names should throw');
// undefined value should throw, via 979d0ca8
threw = false;
try {
res.setHeader('foo', undefined);
} catch (e) {
assert.ok(e instanceof Error);
assert.strictEqual(e.message,
'"value" required in setHeader("foo", value)');
threw = true;
}
assert.ok(threw, 'Undefined value should throw');
res.writeHead(200, { Test: '2' });
assert.throws(() => {
res.writeHead(100, {});
}, /^Error: Can't render headers after they are sent to the client$/);
res.end();
}));
s.listen(0, common.mustCall(runTest));
function runTest() {
http.get({ port: this.address().port }, common.mustCall((response) => {
response.on('end', common.mustCall(() => {
assert.strictEqual(response.headers['test'], '2');
assert.notStrictEqual(response.rawHeaders.indexOf('Test'), -1);
s.close();
}));
response.resume();
}));
}
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