6528710: sRGB-ColorSpace to sRGB-ColorSpace Conversion

Reviewed-by: andrew
Backport-of: abeddab991d71f4ea54665082ffcb284267d7f44

Author: mrserb

jdk/test/java/awt/color/ICC_ColorSpace/SimpleSRGBConversionQualityTest.java

@@ -0,0 +1,51 @@
+/*
+ * Copyright Amazon.com Inc. 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.
+ *
+ * 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.
+ */
+
+import java.awt.Color;
+import java.awt.color.ColorSpace;
+
+/**
+ * @test
+ * @bug 6528710
+ * @summary Verifies sRGB-ColorSpace to sRGB-ColorSpace conversion quality
+ */
+public final class SimpleSRGBConversionQualityTest {
+
+    public static void main(String[] args) {
+        ColorSpace cspace = ColorSpace.getInstance(ColorSpace.CS_sRGB);
+        float fvalue[] = {1.0f, 1.0f, 1.0f};
+
+        Color c = new Color(cspace, fvalue, 1.0f);
+        if (c.getRed() != 255 || c.getGreen() != 255 || c.getBlue() != 255) {
+            throw new RuntimeException("Wrong color: " + c);
+        }
+
+        float frgbvalue[] = cspace.toRGB(fvalue);
+        for (int i = 0; i < 3; ++i) {
+            if (frgbvalue[i] != 1.0f) {
+                System.err.println(fvalue[i] + " -> " + frgbvalue[i]);
+                throw new RuntimeException("Wrong value");
+            }
+        }
+    }
+}