Added tests for smooth and noSmooth for preproc.

In response to https://github.com/processing/processing4/issues/149,
adding tests to catch issues with smooth and noSmooth in the
preprocessor. Issue found by @benfry.

java/test/processing/mode/java/ParserTests.java

@@ -365,4 +365,19 @@ public class ParserTests {
     expectGood("colorreturn");
   }
 
+  @Test
+  public void testNoSmooth() {
+    expectGood("nosmooth");
+  }
+
+  @Test
+  public void testSmooth() {
+    expectGood("smoothnoparam");
+  }
+
+  @Test
+  public void testSmoothWithParam() {
+    expectGood("smoothparam");
+  }
+
 }

java/test/resources/nosmooth.expected

@@ -0,0 +1,48 @@
+import processing.core.*;
+import processing.data.*;
+import processing.event.*;
+import processing.opengl.*;
+
+import java.util.HashMap;
+import java.util.ArrayList;
+import java.io.File;
+import java.io.BufferedReader;
+import java.io.PrintWriter;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.io.IOException;
+
+public class nosmooth extends PApplet {
+
+public void setup() {
+    /* size commented out by preprocessor */;
+    /* noSmooth commented out by preprocessor */;
+}
+
+@Override public void draw() {
+    background(0);
+    fill(255,0,0);
+    ellipse(100,100,100,100);
+    fill(0,255,0);
+    ellipse(150,150,100,100);
+}
+
+class Test {
+    private void draw() {}
+}
+
+
+    public void settings() {
+        size(300,300, P2D);
+        noSmooth();
+    }
+
+    static public void main(String[] passedArgs) {
+        String[] appletArgs = new String[] { "nosmooth" };
+        if (passedArgs != null) {
+            PApplet.main(concat(appletArgs, passedArgs));
+        } else {
+            PApplet.main(appletArgs);
+        }
+    }
+}

java/test/resources/nosmooth.pde

@@ -0,0 +1,12 @@
+void setup(){
+  size(300,300, P2D);
+  noSmooth();
+}
+
+void draw(){
+  background(0);
+  fill(255,0,0);
+  ellipse(100,100,100,100);
+  fill(0,255,0);
+  ellipse(150,150,100,100);
+}

java/test/resources/smoothnoparam.expected

@@ -0,0 +1,48 @@
+import processing.core.*;
+import processing.data.*;
+import processing.event.*;
+import processing.opengl.*;
+
+import java.util.HashMap;
+import java.util.ArrayList;
+import java.io.File;
+import java.io.BufferedReader;
+import java.io.PrintWriter;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.io.IOException;
+
+public class smoothnoparam extends PApplet {
+
+public void setup() {
+    /* size commented out by preprocessor */;
+    /* smooth commented out by preprocessor */;
+}
+
+@Override public void draw() {
+    background(0);
+    fill(255,0,0);
+    ellipse(100,100,100,100);
+    fill(0,255,0);
+    ellipse(150,150,100,100);
+}
+
+class Test {
+    private void draw() {}
+}
+
+
+    public void settings() {
+        size(300,300, P2D);
+        smooth();
+    }
+
+    static public void main(String[] passedArgs) {
+        String[] appletArgs = new String[] { "smoothnoparam" };
+        if (passedArgs != null) {
+            PApplet.main(concat(appletArgs, passedArgs));
+        } else {
+            PApplet.main(appletArgs);
+        }
+    }
+}

java/test/resources/smoothnoparam.pde

@@ -0,0 +1,12 @@
+void setup(){
+  size(300,300, P2D);
+  smooth();
+}
+
+void draw(){
+  background(0);
+  fill(255,0,0);
+  ellipse(100,100,100,100);
+  fill(0,255,0);
+  ellipse(150,150,100,100);
+}

java/test/resources/smoothparam.expected

@@ -0,0 +1,48 @@
+import processing.core.*;
+import processing.data.*;
+import processing.event.*;
+import processing.opengl.*;
+
+import java.util.HashMap;
+import java.util.ArrayList;
+import java.io.File;
+import java.io.BufferedReader;
+import java.io.PrintWriter;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.io.IOException;
+
+public class smoothparam extends PApplet {
+
+public void setup() {
+    /* size commented out by preprocessor */;
+    /* smooth commented out by preprocessor */;
+}
+
+@Override public void draw() {
+    background(0);
+    fill(255,0,0);
+    ellipse(100,100,100,100);
+    fill(0,255,0);
+    ellipse(150,150,100,100);
+}
+
+class Test {
+    private void draw() {}
+}
+
+
+    public void settings() {
+        size(300,300, P2D);
+        smooth(4);
+    }
+
+    static public void main(String[] passedArgs) {
+        String[] appletArgs = new String[] { "smoothparam" };
+        if (passedArgs != null) {
+            PApplet.main(concat(appletArgs, passedArgs));
+        } else {
+            PApplet.main(appletArgs);
+        }
+    }
+}

java/test/resources/smoothparam.pde

@@ -0,0 +1,12 @@
+void setup(){
+  size(300,300, P2D);
+  smooth(4);
+}
+
+void draw(){
+  background(0);
+  fill(255,0,0);
+  ellipse(100,100,100,100);
+  fill(0,255,0);
+  ellipse(150,150,100,100);
+}