Add support for the node net module.

frog/tests/frog/src/NodeZlibTest.dart

Index: frog/tests/frog/src/NodeZlibTest.dart
===================================================================
--- frog/tests/frog/src/NodeZlibTest.dart	(revision 0)
+++ frog/tests/frog/src/NodeZlibTest.dart	(revision 0)
@@ -0,0 +1,117 @@
+// Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+#library('NodeZlibTest');
+
+#import('unittest_node.dart');
+#import('../../../lib/node/node.dart');
+#import('../../../lib/node/zlib.dart');
+
+void compareBuffers(Buffer a, Buffer b) {
+  Expect.equals(a.length, b.length);
+  for (int i = 0; i < a.length; i++) {
+    Expect.equals(a[i], b[i]);
+  }
+}
+
+void compareBuffersDone(Buffer a, Buffer b) {
+  compareBuffers(a, b);
+  callbackDone();
+}
+
+void clearBuffer(Buffer a) {
+  for (int i = 0; i < a.length; i++) {
+    a[i] = 0;
+  }
+}
+
+Buffer createBuffer(int length) {
+  Buffer b = new Buffer(length);
+  clearBuffer(b);
+  return b;
+}
+
+void checkTransformer(Buffer source, Buffer expected, 
+    ReadWriteStream transformer) {
+  transformer.addListenerData((Buffer buf2) =>
+    compareBuffersDone(expected, buf2));
+  transformer.endBuffer(source);
+}
+
+main() {
+  asyncTest('Deflate', 1, () {
+    Buffer a = createBuffer(100);
+    zlib.deflateBuffer(a, (err, Buffer buf1) =>
+      checkTransformer(a, buf1, zlib.createDeflate()));
+  });
+
+  asyncTest('DeflateRaw', 1, () {
+    Buffer a = createBuffer(100);
+    zlib.deflateRawBuffer(a, (err, Buffer buf1) =>
+      checkTransformer(a, buf1, zlib.createDeflateRaw()));
+  });
+
+  asyncTest('Gzip', 1, () {
+    Buffer a = createBuffer(100);
+    zlib.gzipBuffer(a, (err, Buffer buf1) =>
+      checkTransformer(a, buf1, zlib.createGzip()));
+  });
+  
+  asyncTest('Inflate', 1, () {
+    Buffer a = createBuffer(100);
+    zlib.deflateBuffer(a, (err, Buffer buf1) =>
+      zlib.inflateBuffer(buf1, (err, Buffer buf2) =>
+        compareBuffersDone(a, buf2)));
+  });
+  
+  asyncTest('InflateRaw', 1, () {
+    Buffer a = createBuffer(100);
+    zlib.deflateRawBuffer(a, (err, Buffer buf1) =>
+      zlib.inflateRawBuffer(buf1, (err, Buffer buf2) =>
+        compareBuffersDone(a, buf2)));
+  });
+
+  asyncTest('Gunzip', 1, () {
+    Buffer a = createBuffer(100);
+    zlib.gzipBuffer(a, (err, Buffer buf1) =>
+      zlib.gunzipBuffer(buf1, (err, Buffer buf2) =>
+        compareBuffersDone(a, buf2)));
+  });
+
+  asyncTest('Unzip', 2, () {
+    Buffer a = createBuffer(100);
+    zlib.gzipBuffer(a, (err, Buffer buf1) =>
+      zlib.unzipBuffer(buf1, (err, Buffer buf2) =>
+        compareBuffersDone(a, buf2)));
+    zlib.deflateBuffer(a, (err, Buffer buf1) =>
+      zlib.unzipBuffer(buf1, (err, Buffer buf2) =>
+        compareBuffersDone(a, buf2)));
+  });
+
+  asyncTest('Inflate Stream', 1, () {
+    Buffer a = createBuffer(100);
+    zlib.deflateBuffer(a, (err, Buffer buf1) =>
+      checkTransformer(buf1, a, zlib.createInflate()));
+  });
+
+  asyncTest('InflateRaw Stream', 1, () {
+    Buffer a = createBuffer(100);
+    zlib.deflateRawBuffer(a, (err, Buffer buf1) =>
+      checkTransformer(buf1, a, zlib.createInflateRaw()));
+  });
+  
+  asyncTest('Gunzip Stream', 1, () {
+    Buffer a = createBuffer(100);
+    zlib.gzipBuffer(a, (err, Buffer buf1) =>
+      checkTransformer(buf1, a, zlib.createGunzip()));
+  });
+  
+  asyncTest('Unzip Stream', 2, () {
+    Buffer a = createBuffer(100);
+    zlib.gzipBuffer(a, (err, Buffer buf1) =>
+      checkTransformer(buf1, a, zlib.createUnzip()));
+    zlib.deflateBuffer(a, (err, Buffer buf1) =>
+      checkTransformer(buf1, a, zlib.createUnzip()));
+  });
+}