added elementHasNoChildren with docs and tests

maxgalbu · maxgalbu · commit c39e258cce77 · 2015-04-24T15:29:02.000+02:00
diff --git a/coffee/assertions/elementHasNoChildren.coffee b/coffee/assertions/elementHasNoChildren.coffee
@@ -0,0 +1,42 @@
+###*
+ * Assert that the element identified by the selector doesn't have children nodes
+ *
+ * h3 Examples:
+ *
+ *     browser
+ *         .url("http://www.github.com")
+ *         .assert.elementHasNoChildren("#list-of-tasks")
+ *
+ * @author maxgalbu
+ * @param {String} selector - the element selector
+ * @param {String} [msg] - output to identify the assertion
+###
+
+util = require('util');
+
+exports.assertion = (selector, msg = null) ->
+	@message = msg || util.format('Testing if element <%s> doesn\'t have child nodes', selector);
+	@expected = true;
+	
+	this.pass = (value) =>
+		return value == @expected;
+
+	this.value = (result) ->
+		return result.value;
+	
+	this.command = (callback) ->
+		params = [selector];
+		execute = (selector) ->
+			elements = document.querySelectorAll(selector);
+			if !elements.length
+				return false;
+
+			element = elements[0];
+			return element.children.length == 0;
+		execcallback = (result) =>
+			if callback
+				callback.call(this, result);
+
+		return this.api.execute(execute, params, execcallback);
+	
+	return;
diff --git a/docs/elementHasNoChildren.md b/docs/elementHasNoChildren.md
@@ -0,0 +1,20 @@
+
+
+<!-- Start coffee/assertions/elementHasNoChildren.coffee -->
+
+Assert that the element identified by the selector doesn't have children nodes
+### Examples:
+
+    browser
+        .url("http://www.github.com")
+        .assert.elementHasNoChildren("#list-of-tasks")
+
+Author: maxgalbu
+
+### Params:
+
+* **String** *selector* - the element selector
+* **String** *[msg]* - output to identify the assertion
+
+<!-- End coffee/assertions/elementHasNoChildren.coffee -->
+
diff --git a/js/assertions/elementHasNoChildren.js b/js/assertions/elementHasNoChildren.js
@@ -0,0 +1,54 @@
+
+/**
+ * Assert that the element identified by the selector doesn't have children nodes
+ *
+ * h3 Examples:
+ *
+ *     browser
+ *         .url("http://www.github.com")
+ *         .assert.elementHasNoChildren("#list-of-tasks")
+ *
+ * @author maxgalbu
+ * @param {String} selector - the element selector
+ * @param {String} [msg] - output to identify the assertion
+ */
+var util;
+
+util = require('util');
+
+exports.assertion = function(selector, msg) {
+  if (msg == null) {
+    msg = null;
+  }
+  this.message = msg || util.format('Testing if element <%s> doesn\'t have child nodes', selector);
+  this.expected = true;
+  this.pass = (function(_this) {
+    return function(value) {
+      return value === _this.expected;
+    };
+  })(this);
+  this.value = function(result) {
+    return result.value;
+  };
+  this.command = function(callback) {
+    var execcallback, execute, params;
+    params = [selector];
+    execute = function(selector) {
+      var element, elements;
+      elements = document.querySelectorAll(selector);
+      if (!elements.length) {
+        return false;
+      }
+      element = elements[0];
+      return element.children.length === 0;
+    };
+    execcallback = (function(_this) {
+      return function(result) {
+        if (callback) {
+          return callback.call(_this, result);
+        }
+      };
+    })(this);
+    return this.api.execute(execute, params, execcallback);
+  };
+};
diff --git a/tests/html/nochildren.html b/tests/html/nochildren.html
@@ -0,0 +1,12 @@
+<html>
+<head>
+</head>
+<body>
+	<ul class="myclass">
+	</ul>
+
+	<div class="text">
+		some text
+	</div>
+</body>
+</html>
diff --git a/tests/runTests.js b/tests/runTests.js
@@ -11,6 +11,14 @@ module.exports = {
 			.end();
 	},
 
+	"test elementHasNoChildren": function(browser) {
+		return browser
+			.url(baseurl+"/nochildren")
+			.assert.elementHasNoChildren(".myclass")
+			.assert.elementHasNoChildren(".text")
+			.end();
+	},
+
 	"test saveElementScreenshot": function(browser) {
 		var imageFileName = "test.png";
 
diff --git a/tests/setMocks.js b/tests/setMocks.js
@@ -42,4 +42,5 @@ monkeyPatchedMSC.mockHTMLResponse('/waitForAttribute', "html/attribute.html");
 monkeyPatchedMSC.mockHTMLResponse('/waitForText', "html/text.html");
 monkeyPatchedMSC.mockHTMLResponse('/waitForTitle', "html/title.html");
 monkeyPatchedMSC.mockHTMLResponse('/saveElementScreenshot', "html/screenshot.html");
-monkeyPatchedMSC.mockHTMLResponse('/children', "html/children.html");
+monkeyPatchedMSC.mockHTMLResponse('/children', "html/children.html");
+monkeyPatchedMSC.mockHTMLResponse('/nochildren', "html/nochildren.html");
