Add Unit tests for filecache

test/filecache.js

@@ -0,0 +1,44 @@
+const FileCache = require('../lib/cache/fileCache');
+
+module.exports.construct = function(assert) {
+  var fc = new FileCache();
+  assert.equal(fc.localDirs, null);
+  assert.equal(fc.useNetwork, true);
+
+  fc = new FileCache('test');
+  assert.equal(fc.localDirs, 'test');
+  assert.equal(fc.useNetwork, true);
+
+  fc = new FileCache(['test', 'test2']);
+  assert.deepEqual(fc.localDirs, ['test', 'test2']);
+  assert.equal(fc.useNetwork, true);
+
+  fc = new FileCache(['test', 'test2'], true);
+  assert.deepEqual(fc.localDirs, ['test', 'test2']);
+  assert.equal(fc.useNetwork, true);
+
+  fc = new FileCache(['test', 'test2'], false);
+  assert.deepEqual(fc.localDirs, ['test', 'test2']);
+  assert.equal(fc.useNetwork, false);
+
+  fc = new FileCache(null, true);
+  assert.equal(fc.localDirs, null);
+  assert.equal(fc.useNetwork, true);
+
+  assert.done();
+}
+
+module.exports.hasFile = function(assert) {
+  var fc = new FileCache([__dirname + '/fixtures/'], false);
+  assert.equal(fc.hasFile('http://example.com/SimpleMetadata.xml'), false);
+  var promise = fc.getFile('http://example.com/SimpleMetadata.xml');
+  promise.then(function(data) {
+    assert.notEqual(data, undefined);
+    assert.equal(fc.hasFile('http://example.com/SimpleMetadata.xml'), true);
+  }). catch(function(err) {
+    throw err;
+  }); 
+
+  assert.done();
+}
+/* vim: set tabstop=2 shiftwidth=2 expandtab: */