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'use strict';
const {
constants,
Http2Session,
nghttp2ErrorString
} = process.binding('http2');
const common = require('../common');
if (!common.hasCrypto)
common.skip('missing crypto');
const http2 = require('http2');
// tests error handling within requestOnConnect
// - NGHTTP2_ERR_NOMEM (should emit session error)
// - NGHTTP2_ERR_STREAM_ID_NOT_AVAILABLE (should emit session error)
// - NGHTTP2_ERR_INVALID_ARGUMENT (should emit stream error)
// - every other NGHTTP2 error from binding (should emit session error)
const specificTestKeys = [
'NGHTTP2_ERR_NOMEM',
'NGHTTP2_ERR_STREAM_ID_NOT_AVAILABLE',
'NGHTTP2_ERR_INVALID_ARGUMENT'
];
const specificTests = [
{
ngError: constants.NGHTTP2_ERR_NOMEM,
error: {
code: 'ERR_OUTOFMEMORY',
type: Error,
message: 'Out of memory'
},
type: 'session'
},
{
ngError: constants.NGHTTP2_ERR_STREAM_ID_NOT_AVAILABLE,
error: {
code: 'ERR_HTTP2_OUT_OF_STREAMS',
type: Error,
message: 'No stream ID is available because ' +
'maximum stream ID has been reached'
},
type: 'session'
},
{
ngError: constants.NGHTTP2_ERR_INVALID_ARGUMENT,
error: {
code: 'ERR_HTTP2_STREAM_SELF_DEPENDENCY',
type: Error,
message: 'A stream cannot depend on itself'
},
type: 'stream'
},
];
const genericTests = Object.getOwnPropertyNames(constants)
.filter((key) => (
key.indexOf('NGHTTP2_ERR') === 0 && specificTestKeys.indexOf(key) < 0
))
.map((key) => ({
ngError: constants[key],
error: {
code: 'ERR_HTTP2_ERROR',
type: Error,
message: nghttp2ErrorString(constants[key])
},
type: 'session'
}));
const tests = specificTests.concat(genericTests);
let currentError;
// mock submitRequest because we only care about testing error handling
Http2Session.prototype.submitRequest = () => currentError;
const server = http2.createServer(common.mustNotCall());
server.listen(0, common.mustCall(() => runTest(tests.shift())));
function runTest(test) {
const port = server.address().port;
const url = `http://localhost:${port}`;
const headers = {
':path': '/',
':method': 'POST',
':scheme': 'http',
':authority': `localhost:${port}`
};
const client = http2.connect(url);
const req = client.request(headers);
currentError = test.ngError;
req.resume();
req.end();
const errorMustCall = common.expectsError(test.error);
const errorMustNotCall = common.mustNotCall(
`${test.error.code} should emit on ${test.type}`
);
if (test.type === 'stream') {
client.on('error', errorMustNotCall);
req.on('error', errorMustCall);
req.on('error', common.mustCall(() => {
client.destroy();
}));
} else {
client.on('error', errorMustCall);
req.on('error', errorMustNotCall);
}
req.on('end', common.mustCall(() => {
client.destroy();
if (!tests.length) {
server.close();
} else {
runTest(tests.shift());
}
}));
}
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