[not part of build] Added debug harness, explicit doom.

netwerk/test/TestDiskCache.js

@@ -1,3 +1,5 @@
+var DEBUG = false;
+
 var clientID = "javascript";
 var key = "theme:button";
 var nsICache = Components.interfaces.nsICache;
@@ -38,32 +40,51 @@ function wrapInputStream(input)
     return wrapper;
 }
 
-var outputEntry = openCacheEntry(nsICache.ACCESS_WRITE);
-var output = outputEntry.transport.openOutputStream(0, -1, 0);
-if (output.write("foo", 3) == 3)
-    print("disk cache write works!");
-else
-    print("disk cache write broken!");
+function test()
+{
+    var outputEntry = openCacheEntry(nsICache.ACCESS_WRITE);
+    var output = outputEntry.transport.openOutputStream(0, -1, 0);
+    if (output.write("foo", 3) == 3)
+        print("disk cache write works!");
+    else
+        print("disk cache write broken!");
 
-// store some metadata.
-outputEntry.setMetaDataElement("size", "3");
+    // store some metadata.
+    outputEntry.setMetaDataElement("size", "3");
 
-output.close();
-outputEntry.markValid();
-outputEntry.close();
+    output.close();
+    outputEntry.markValid();
+    outputEntry.close();
 
-var inputEntry = openCacheEntry(nsICache.ACCESS_READ);
-var input = wrapInputStream(inputEntry.transport.openInputStream(0, -1, 0));
+    var inputEntry = openCacheEntry(nsICache.ACCESS_READ);
+    var input = wrapInputStream(inputEntry.transport.openInputStream(0, -1, 0));
 
-if (input.read(input.available()) == "foo")
-    print("disk cache read works!");
-else
-    print("disk cache read broken!");
+    if (input.read(input.available()) == "foo")
+        print("disk cache read works!");
+    else
+        print("disk cache read broken!");
 
-if (inputEntry.getMetaDataElement("size") == "3")
-    print("disk cache metadata works!");
-else
-    print("disk cache metadata broken!");
+    if (inputEntry.getMetaDataElement("size") == "3")
+        print("disk cache metadata works!");
+    else
+        print("disk cache metadata broken!");
 
-input.close();
-inputEntry.close();
+    input.close();
+    inputEntry.close();
+}
+
+function doom()
+{
+    var doomedEntry = openCacheEntry(nsICache.ACCESS_READ_WRITE);
+    doomedEntry.doom();
+    doomedEntry.close();
+}
+
+if (DEBUG) {
+    getCacheService();
+    print("cache service loaded.");
+} else {
+    print("running disk cache test.");
+    test();
+    print("disk cache test complete.");
+}