test: consolidate http2 tests in one file

PR-URL: nodejs/node#15624
Refs: nodejs/node#14985
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>

test/parallel/test-http2-server-stream-session-destroy.js

@@ -0,0 +1,47 @@
+'use strict';
+
+const common = require('../common');
+if (!common.hasCrypto)
+  common.skip('missing crypto');
+const assert = require('assert');
+const h2 = require('http2');
+
+const server = h2.createServer();
+
+server.on(
+  'stream',
+  common.mustCall((stream) => {
+    const errorObj = {
+      type: Error,
+      code: 'ERR_HTTP2_INVALID_STREAM',
+      message: 'The stream has been destroyed'
+    };
+    stream.session.destroy();
+
+    // Test that stream.state getter returns an empty object
+    // when the stream session has been destroyed
+    assert.deepStrictEqual(Object.create(null), stream.state);
+
+    // Test that ERR_HTTP2_INVALID_STREAM is thrown while calling
+    // stream operations after the stream session has been destroyed
+    common.expectsError(() => stream.additionalHeaders(), errorObj);
+    common.expectsError(() => stream.priority(), errorObj);
+    common.expectsError(
+      () => stream.pushStream({}, common.mustNotCall()),
+      errorObj
+    );
+    common.expectsError(() => stream.respond(), errorObj);
+    common.expectsError(() => stream.rstStream(), errorObj);
+    common.expectsError(() => stream.write('data'), errorObj);
+  })
+);
+
+server.listen(
+  0,
+  common.mustCall(() => {
+    const client = h2.connect(`http://localhost:${server.address().port}`);
+    const req = client.request();
+    req.resume();
+    req.on('end', common.mustCall(() => server.close()));
+  })
+);