Merge pull request #14 from thomasnield/0.x

Add working UI test

Author: thomasnield

src/test/java/rx/schedulers/RxJavaFXTest.java

@@ -0,0 +1,78 @@
+package rx.schedulers;
+
+import javafx.application.Application;
+import javafx.event.ActionEvent;
+import javafx.scene.Scene;
+import javafx.scene.control.Button;
+import javafx.scene.control.Label;
+import javafx.scene.control.TextField;
+import javafx.scene.layout.GridPane;
+import javafx.stage.Stage;
+import rx.Observable;
+import rx.Subscription;
+import rx.observables.JavaFxObservable;
+
+public class RxJavaFXTest extends Application {
+
+    private final Button incrementBttn;
+    private final Label incrementLabel;
+    private final Subscription sub1;
+
+    private final TextField textInput;
+    private final Label fippedTextLabel;
+    private final Subscription sub2;
+
+    public RxJavaFXTest() {
+
+        //initialize increment demo
+        incrementBttn = new Button("Increment");
+        incrementLabel =  new Label("");
+
+        Observable<ActionEvent> bttnEvents =
+                JavaFxObservable.fromNodeEvents(incrementBttn, ActionEvent.ACTION);
+
+        sub1 = bttnEvents.map(e -> 1).scan(0,(x,y) -> x + y)
+                .map(Object::toString)
+                .subscribe(incrementLabel::setText);
+
+        //initialize text flipper
+        textInput = new TextField();
+        fippedTextLabel = new Label();
+
+        Observable<String> textInputs =
+                JavaFxObservable.fromObservableValue(textInput.textProperty());
+
+        sub2 = textInputs.observeOn(Schedulers.computation())
+                .map(s -> new StringBuilder(s).reverse().toString())
+                .observeOn(JavaFxScheduler.getInstance())
+                .subscribe(fippedTextLabel::setText);
+    }
+
+    @Override
+    public void start(Stage primaryStage) throws Exception {
+
+        GridPane gridPane = new GridPane();
+
+        gridPane.setHgap(10);
+        gridPane.setVgap(10);
+
+        gridPane.add(incrementBttn,0,0);
+        gridPane.add(incrementLabel,1,0);
+
+        gridPane.add(textInput,0,1);
+        gridPane.add(fippedTextLabel, 1,1);
+
+        Scene scene = new Scene(gridPane);
+        primaryStage.setWidth(265);
+        primaryStage.setScene(scene);
+        primaryStage.show();
+    }
+
+    @Override
+    public void stop() throws Exception {
+        super.stop();
+
+        sub1.unsubscribe();
+        sub2.unsubscribe();
+    }
+}