Merge pull request #107 from humphd/issue106

[WIP] Failing test for issue 106

tests/spec/regression/issue106.js

@@ -0,0 +1,53 @@
+define(["Filer"], function(Filer) {
+
+  describe('fs.writeFile truncation - issue 106', function() {
+    beforeEach(function() {
+      this.db_name = mk_db_name();
+      this.fs = new Filer.FileSystem({
+        name: this.db_name,
+        flags: 'FORMAT'
+      });
+    });
+
+    afterEach(function() {
+      indexedDB.deleteDatabase(this.db_name);
+      delete this.fs;
+    });
+
+    it('should truncate an existing file', function() {
+      var fs = this.fs;
+      var filename = '/test';
+      var _complete = false;
+      var _size1, _size2;
+
+      fs.writeFile(filename, '1', function(err) {
+        if(err) throw err;
+
+        fs.stat(filename, function(err, stats) {
+          if(err) throw err;
+          _size1 = stats.size;
+
+          fs.writeFile(filename, '', function(err) {
+            if(err) throw err;
+
+            fs.stat(filename, function(err, stats) {
+              if(err) throw err;
+              _size2 = stats.size;
+
+              _complete = true;
+            });
+          });
+        });
+      });
+
+      waitsFor(function() {
+        return _complete;
+      }, 'test to complete', DEFAULT_TIMEOUT);
+
+      runs(function() {
+        expect(_size1).toEqual(1);
+        expect(_size2).toEqual(0);
+      });
+    });
+  });
+});

tests/test-manifest.js

@@ -47,6 +47,7 @@ define([
   "spec/node-js/simple/test-fs-null-bytes",
 
   // Regressions, Bugs
-  "spec/regression/issue105"
+  "spec/regression/issue105",
+  "spec/regression/issue106"
 
 ]);