--- /dev/null	2016-09-01 15:38:59.076007815 -0400
+++ new/modules/javafx.graphics/src/test/decora/java/com/sun/scenario/effect/compiler/lexer/FloatTest.java	2016-09-11 10:36:30.669743350 -0400
@@ -0,0 +1,60 @@
+/*
+ * Copyright (c) 2008, 2013, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package com.sun.scenario.effect.compiler.lexer;
+
+import com.sun.scenario.effect.compiler.JSLLexer;
+import org.antlr.runtime.RecognitionException;
+import org.junit.Test;
+
+public class FloatTest extends LexerBase {
+
+    @Test
+    public void uptoOneMillion() throws Exception {
+        for (float i = 0f; i < 1e6; i += 1.723f) {
+            assertRecognized(String.valueOf(i));
+        }
+    }
+
+    @Test
+    public void noLeadingZero() throws Exception {
+        assertRecognized(".1234567890");
+    }
+
+    @Test(expected = RecognitionException.class)
+    public void badDigits() throws Exception {
+        assertRecognized("0110");
+    }
+
+    @Override
+    protected void fireLexerRule(JSLLexer lexer) throws Exception {
+        lexer.mFLOATCONSTANT();
+    }
+
+    @Override
+    protected int expectedTokenType() {
+        return JSLLexer.FLOATCONSTANT;
+    }
+}