Tidy tests.

test/functional/util/webdriverio-ext.js

@@ -0,0 +1,56 @@
+browser.timeoutsAsyncScript(10*1000);
+browser.timeoutsImplicitWait(10*1000);
+
+/**
+ * Sometimes chrome driver can result in the wrong text.
+ *
+ * See <https://github.com/webdriverio/webdriverio/issues/1886>
+ */
+try {
+  browser.addCommand('setValueSafe', function(selector, text) {
+    for(var i=0; i<10; i++) {
+      console.log(">>>> waiting for visible");
+      browser.waitForVisible(selector);
+
+      var elements = browser.elements(selector);
+      if(elements.length > 1) {
+        console.error(">>> Too many elements found");
+        throw "Too many elements found";
+      }
+
+      console.log(">>>> setting value");
+      browser.setValue(selector, text);
+      var browserText = browser.getValue(selector);
+
+      console.log("browserText='%s' test='%s'", browserText, text);
+
+      if(browserText == text) {
+        return;
+      }
+      else {
+        console.error("Warning: setValue failed, trying again");
+      }
+    }
+
+    // Wait for change events to fire and state updated
+    browser.flushReactUpdates();
+  })
+
+  browser.addCommand('takeScreenShot', function(filepath) {
+    var data = browser.screenshot();
+    fs.writeFileSync(path.join(SCREENSHOTS_PATH, filepath), data.value, 'base64');
+  });
+
+  browser.addCommand('flushReactUpdates', function() {
+    browser.executeAsync(function(done) {
+      // For any events to propogate
+      setImmediate(function() {
+        // For the DOM to be updated.
+        setImmediate(done);
+      })
+    })
+  })
+
+} catch(err) {
+  console.error(">>> Ignored error: "+err);
+}