javascript wrapper for command line runner added. Provided API to reg…

…ister wrapper within global object and assertionHelper

image_assertion.js

@@ -0,0 +1,70 @@
+var ImageAsserter = (function() {
+
+  function ImageAsserter(tuneUpPath, outputPath, refImagesPath) {
+
+    if (!outputPath || !refImagesPath || !tuneUpPath) {
+
+      throw new AssertionException("output, refImages, tuneUp pathes can't be null");
+    }
+
+    this.tuneUpPath     = tuneUpPath;
+    this.outputPath     = outputPath;
+    this.refImagesPath  = refImagesPath;
+
+    var target          = UIATarget.localTarget();
+    if (!target) {
+
+      throw new AssertionException("unable to get localTarget");
+    }
+
+    this.host           = target.host();
+    if (!this.host) {
+
+      throw new AssertionException("unable to get current UAIHost");
+    }
+  }
+
+  ImageAsserter.prototype.assertImageNamed = function(imageName) {
+
+    var command,
+        taskResult,
+        assertSuccessfull = false,
+        SUCCESS_EXIT_CODE = 0,
+        TIMEOUT           = 5,
+        args              = [this.outputPath, this.refImagesPath, imageName];
+
+    command     = this.tuneUpPath + '/image_asserter';
+    taskResult  = this.host.performTaskWithPathArgumentsTimeout(command,
+                                                                args,
+                                                                TIMEOUT);
+
+    assertSuccessfull = (taskResult.exitCode === SUCCESS_EXIT_CODE);
+    if (!assertSuccessfull) UIALogger.logError(taskResult.stderr);
+
+    return assertSuccessfull;
+  };
+
+  return ImageAsserter;
+}());
+
+function createImageAsserter(tuneUpPath, outputPath, refImagesPath) {
+
+  this.imageAsserter = new ImageAsserter(tuneUpPath, outputPath, refImagesPath);
+}
+
+function assertScreenMatchesImageNamed(imageName, message) {
+
+  if (!this.imageAsserter) {
+    throw new AssertionException("imageAsserter isn't created.");
+  }
+
+  UIATarget.localTarget().captureAppScreenWithName(imageName);
+  UIATarget.localTarget().delay(1); // delay for screenshot to be saved
+
+  var assertionPassed = this.imageAsserter.assertImageNamed(imageName);
+  if (!assertionPassed) {
+
+    if (!message) message = 'Assertion of the image ' + imageName + ' failed.';
+    throw new AssertionException(message);
+  }
+}

tuneup.js

@@ -3,3 +3,4 @@
 #import "uiautomation-ext.js"
 #import "screen.js"
 #import "test.js"
+#import "image_assertion.js"