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Diffstat (limited to 'tests/org.eclipse.swt.tests/JUnit Tests/org/eclipse/swt/tests/junit/Test_org_eclipse_swt_graphics_Color.java')
-rw-r--r--tests/org.eclipse.swt.tests/JUnit Tests/org/eclipse/swt/tests/junit/Test_org_eclipse_swt_graphics_Color.java398
1 files changed, 396 insertions, 2 deletions
diff --git a/tests/org.eclipse.swt.tests/JUnit Tests/org/eclipse/swt/tests/junit/Test_org_eclipse_swt_graphics_Color.java b/tests/org.eclipse.swt.tests/JUnit Tests/org/eclipse/swt/tests/junit/Test_org_eclipse_swt_graphics_Color.java
index 4e7d9dfe9d..cd87c37415 100644
--- a/tests/org.eclipse.swt.tests/JUnit Tests/org/eclipse/swt/tests/junit/Test_org_eclipse_swt_graphics_Color.java
+++ b/tests/org.eclipse.swt.tests/JUnit Tests/org/eclipse/swt/tests/junit/Test_org_eclipse_swt_graphics_Color.java
@@ -1,5 +1,5 @@
/*******************************************************************************
- * Copyright (c) 2000, 2015 IBM Corporation and others.
+ * Copyright (c) 2000, 2020 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
@@ -19,7 +19,10 @@ import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.SWTException;
import org.eclipse.swt.graphics.Color;
+import org.eclipse.swt.graphics.Device;
import org.eclipse.swt.graphics.RGB;
import org.eclipse.swt.graphics.RGBA;
import org.eclipse.swt.widgets.Display;
@@ -29,6 +32,9 @@ import org.junit.Test;
/**
* Automated Test Suite for class org.eclipse.swt.graphics.Color
*
+ * Within this test are tests that cover use of constructors with device
+ * and those without.
+ *
* @see org.eclipse.swt.graphics.Color
*/
public class Test_org_eclipse_swt_graphics_Color {
@@ -40,6 +46,79 @@ public void setUp() {
@Test
public void test_ConstructorLorg_eclipse_swt_graphics_DeviceIII() {
+ // Test new Color(int red, int green, int blue)
+ // IllegalArgumentException if the red, green or blue argument is not between 0 and 255
+
+ // valid color (black)
+ @SuppressWarnings("unused")
+ Color color = new Color(0, 0, 0);
+
+ // valid color (black with alpha)
+ color = new Color(0, 0, 0, 0);
+
+ // valid color (white)
+ color = new Color(255, 255, 255);
+
+ // valid color (white with alpha)
+ color = new Color(255, 255, 255, 0);
+
+ // valid color (random grey)
+ color = new Color(20, 20, 20);
+
+ // valid color (random grey with alpha)
+ color = new Color(20, 20, 20, 0);
+
+ // valid color (random)
+ color = new Color(102, 255, 0);
+
+ // valid color (random with alpha)
+ color = new Color(102, 255, 0, 0);
+
+ // illegal argument, rgb < 0
+ try {
+ color = new Color(-10, -10, -10);
+ fail("No exception thrown for rgb < 0");
+ } catch (IllegalArgumentException e) {
+ }
+
+ // illegal argument, alpha < 0
+ try {
+ color = new Color(0, 0, 0, -10);
+ fail("No exception thrown for rgba < 0");
+ } catch (IllegalArgumentException e) {
+ }
+
+ // illegal argument, rgb > 255
+ try {
+ color = new Color(1000, 2000, 3000);
+ fail("No exception thrown for rgb > 255");
+ } catch (IllegalArgumentException e) {
+ }
+
+ // illegal argument, rgba > 255
+ try {
+ color = new Color(1000, 2000, 3000, 4000);
+ fail("No exception thrown for rgba > 255");
+ } catch (IllegalArgumentException e) {
+ }
+
+ // illegal argument, blue > 255
+ try {
+ color = new Color(10, 10, 256);
+ fail("No exception thrown for blue > 255");
+ } catch (IllegalArgumentException e) {
+ }
+
+ // illegal argument, alpha > 255
+ try {
+ color = new Color(10, 10, 10, 256);
+ fail("No exception thrown for alpha > 255");
+ } catch (IllegalArgumentException e) {
+ }
+}
+
+@Test
+public void test_ConstructorLorg_eclipse_swt_graphics_DeviceIII_with_device() {
// Test new Color(Device device, int red, int green, int blue)
// IllegalArgumentException if the red, green or blue argument is not between 0 and 255
@@ -134,6 +213,87 @@ public void test_ConstructorLorg_eclipse_swt_graphics_DeviceIII() {
@Test
public void test_ConstructorLorg_eclipse_swt_graphics_DeviceLorg_eclipse_swt_graphics_RGB() {
+ // Test new Color(RGB rgb)
+ // IllegalArgumentException if the red, green or blue argument is not between 0 and 255; or rgb is null
+
+ // valid color (black)
+ @SuppressWarnings("unused")
+ Color color = new Color(new RGB(0, 0, 0));
+
+ // valid color (black with alpha)
+ color = new Color(new RGB(0, 0, 0), 0);
+
+ // valid color (white)
+ color = new Color(new RGB(255, 255, 255));
+
+ // valid color (white with alpha)
+ color = new Color(new RGB(255, 255, 255), 0);
+
+ // valid color (random grey)
+ color = new Color(new RGB(10, 10, 10));
+
+ // valid color (random grey with alpha)
+ color = new Color(new RGB(10, 10, 10), 0);
+
+ // valid color (random)
+ color = new Color(new RGB(102, 255, 0));
+
+ // valid color (random with alpha)
+ color = new Color(new RGB(102, 255, 0), 0);
+
+ // illegal argument, rgb < 0
+ try {
+ color = new Color(new RGB(-10, -10, -10));
+ fail("No exception thrown for rgb < 0");
+ }
+ catch (IllegalArgumentException e) {
+ }
+ // illegal argument, alpha < 0
+ try {
+ color = new Color(new RGB(0, 0, 0), -10);
+ fail("No exception thrown for rgba < 0");
+ }
+ catch (IllegalArgumentException e) {
+ }
+ // illegal argument, rgb > 255
+ try {
+ color = new Color(new RGB(1000, 2000, 3000));
+ fail("No exception thrown for rgb > 255");
+ }
+ catch (IllegalArgumentException e) {
+ }
+ // illegal argument, rgba > 255
+ try {
+ color = new Color(new RGB(1000, 2000, 3000), 4000);
+ fail("No exception thrown for rgba > 255");
+ }
+ catch (IllegalArgumentException e) {
+ }
+ // illegal argument, blue > 255
+ try {
+ color = new Color(new RGB(10, 10, 256));
+ fail("No exception thrown for blue > 255");
+ }
+ catch (IllegalArgumentException e) {
+ }
+ // illegal argument, alpha > 255
+ try {
+ color = new Color(new RGB(10, 10, 10), 256);
+ fail("No exception thrown for alpha > 255");
+ }
+ catch (IllegalArgumentException e) {
+ }
+ // illegal argument, rgb == null with alpha
+ try {
+ color = new Color(null, 0);
+ fail("No exception thrown for rgb == null with alpha");
+ }
+ catch (IllegalArgumentException e) {
+ }
+}
+
+@Test
+public void test_ConstructorLorg_eclipse_swt_graphics_DeviceLorg_eclipse_swt_graphics_RGB_with_device() {
// Test new Color(Device device, RGB rgb)
// IllegalArgumentException if the red, green or blue argument is not between 0 and 255; or rgb is null
@@ -237,6 +397,73 @@ public void test_ConstructorLorg_eclipse_swt_graphics_DeviceLorg_eclipse_swt_gra
@Test
public void test_ConstructorLorg_eclipse_swt_graphics_DeviceLorg_eclipse_swt_graphics_RGBA() {
+ // Test new Color(RGBA rgba)
+ // IllegalArgumentException if the red, green, blue or alpha argument is not between 0 and 255; or rgba is null
+
+ // valid color (black)
+ @SuppressWarnings("unused")
+ Color color = new Color(new RGBA(0, 0, 0, 255));
+
+ // valid color (black with alpha)
+ color = new Color(new RGBA(0, 0, 0, 0));
+
+ // valid color (white)
+ color = new Color(new RGBA(255, 255, 255, 255));
+
+ // valid color (white with alpha)
+ color = new Color(new RGBA(255, 255, 255, 0));
+
+ // valid color (random grey)
+ color = new Color(new RGBA(10, 10, 10, 10));
+
+ // valid color (random grey with alpha)
+ color = new Color(new RGBA(10, 10, 10, 0));
+
+ // valid color (random)
+ color = new Color(new RGBA(102, 255, 0, 255));
+
+ // valid color (random with alpha)
+ color = new Color(new RGBA(102, 255, 0, 0));
+
+ // illegal argument, rgba < 0
+ try {
+ color = new Color(new RGBA(-10, -10, -10, -10));
+ fail("No exception thrown for rgba < 0");
+ }
+ catch (IllegalArgumentException e) {
+ }
+ // illegal argument, alpha < 0
+ try {
+ color = new Color(new RGBA(0, 0, 0, -10));
+ fail("No exception thrown for alpha < 0");
+ }
+ catch (IllegalArgumentException e) {
+ }
+ // illegal argument, rgba > 255
+ try {
+ color = new Color(new RGBA(1000, 2000, 3000, 4000));
+ fail("No exception thrown for rgba > 255");
+ }
+ catch (IllegalArgumentException e) {
+ }
+ // illegal argument, blue > 255
+ try {
+ color = new Color(new RGBA(10, 10, 256, 10));
+ fail("No exception thrown for blue > 255");
+ }
+ catch (IllegalArgumentException e) {
+ }
+ // illegal argument, alpha > 255
+ try {
+ color = new Color(new RGBA(10, 10, 10, 256));
+ fail("No exception thrown for alpha > 255");
+ }
+ catch (IllegalArgumentException e) {
+ }
+}
+
+@Test
+public void test_ConstructorLorg_eclipse_swt_graphics_DeviceLorg_eclipse_swt_graphics_RGBA_with_device() {
// Test new Color(Device device, RGBA rgba)
// IllegalArgumentException if the red, green, blue or alpha argument is not between 0 and 255; or rgba is null
@@ -321,9 +548,41 @@ public void test_ConstructorLorg_eclipse_swt_graphics_DeviceLorg_eclipse_swt_gra
catch (IllegalArgumentException e) {
}
}
-
@Test
public void test_equalsLjava_lang_Object() {
+ Color color = new Color(1, 2, 3);
+ Color sameColor = new Color(1, 2, 3);
+ Color sameColor2 = new Color(new RGB(1, 2, 3));
+ Color otherColor = new Color(5, 6, 7);
+
+ // Test Color.equals(Object)
+ assertTrue("!color.equals((Object)null)", !color.equals((Object)null));
+
+ // Test Color.equals(Color)
+ assertTrue("!color.equals((Color)null)", !color.equals((Color)null));
+ assertTrue("color.equals(color)", color.equals(color));
+ assertTrue("color.equals(sameColor)", color.equals(sameColor));
+ assertTrue("color.equals(sameColor2)", color.equals(sameColor2));
+ assertTrue("!color.equals(otherColor)", !color.equals(otherColor));
+
+ // With alpha
+ color = new Color(1, 2, 3, 0);
+ sameColor = new Color(1, 2, 3, 0);
+ sameColor2 = new Color(new RGB(1, 2, 3), 0);
+ otherColor = new Color(5, 6, 7, 0);
+ // Test Color.equals(Object)
+ assertTrue("!color.equals((Object)null)", !color.equals((Object)null));
+
+ // Test Color.equals(Color)
+ assertTrue("!color.equals((Color)null)", !color.equals((Color)null));
+ assertTrue("color.equals(color)", color.equals(color));
+ assertTrue("color.equals(sameColor)", color.equals(sameColor));
+ assertTrue("color.equals(sameColor2)", color.equals(sameColor2));
+ assertTrue("!color.equals(otherColor)", !color.equals(otherColor));
+}
+
+@Test
+public void test_equalsLjava_lang_Object_with_device() {
Color color = new Color(display, 1, 2, 3);
Color sameColor = new Color(display, 1, 2, 3);
Color sameColor2 = new Color(display, new RGB(1, 2, 3));
@@ -369,8 +628,45 @@ public void test_equalsLjava_lang_Object() {
}
@Test
+public void test_equalsLjava_lang_Object_mix() {
+ Color color = new Color(display, 1, 2, 3);
+ Color sameColorNoDevice = new Color(1, 2, 3);
+ Color otherColorNoDevice = new Color(5, 6, 7);
+ try {
+ // Test Color.equals(Color)
+ assertTrue("color.equals(sameColor)", color.equals(sameColorNoDevice));
+ assertTrue("!color.equals(otherColor)", !color.equals(otherColorNoDevice));
+ assertTrue("color.equals(sameColor)", sameColorNoDevice.equals(color));
+ assertTrue("!color.equals(otherColor)", !otherColorNoDevice.equals(color));
+ } finally {
+ color.dispose();
+ }
+
+ // With alpha
+ color = new Color(display, 1, 2, 3, 0);
+ sameColorNoDevice = new Color(1, 2, 3, 0);
+ otherColorNoDevice = new Color(5, 6, 7, 0);
+ try {
+ // Test Color.equals(Color)
+ assertTrue("color.equals(sameColor)", color.equals(sameColorNoDevice));
+ assertTrue("!color.equals(otherColor)", !color.equals(otherColorNoDevice));
+ assertTrue("color.equals(sameColor)", sameColorNoDevice.equals(color));
+ assertTrue("!color.equals(otherColor)", !otherColorNoDevice.equals(color));
+ } finally {
+ color.dispose();
+ }
+}
+
+@Test
public void test_getBlue() {
// Test Color.getBlue()
+ Color color = new Color(0, 0, 255);
+ assertEquals("color.getBlue()", color.getBlue(), 255);
+}
+
+@Test
+public void test_getBlue_with_device() {
+ // Test Color.getBlue()
Color color = new Color(display, 0, 0, 255);
try {
assertEquals("color.getBlue()", color.getBlue(), 255);
@@ -383,6 +679,13 @@ public void test_getBlue() {
@Test
public void test_getGreen() {
// Test Color.getGreen()
+ Color color = new Color(0, 255, 0);
+ assertEquals("color.getGreen()", color.getGreen(), 255);
+}
+
+@Test
+public void test_getGreen_with_device() {
+ // Test Color.getGreen()
Color color = new Color(display, 0, 255, 0);
try {
assertEquals("color.getGreen()", color.getGreen(), 255);
@@ -393,6 +696,13 @@ public void test_getGreen() {
@Test
public void test_getRGB() {
+ Color color = new Color(255, 255, 255);
+ assertNotNull(color.getRGB());
+ assertEquals(new RGB(255, 255, 255), color.getRGB());
+}
+
+@Test
+public void test_getRGB_with_device() {
Color color = new Color(display, 255, 255, 255);
assertNotNull(color.getRGB());
assertEquals(new RGB(255, 255, 255), color.getRGB());
@@ -402,6 +712,13 @@ public void test_getRGB() {
@Test
public void test_getRed() {
// Test Color.getRed()
+ Color color = new Color(255, 0, 0);
+ assertEquals("color.getRed()", color.getRed(), 255);
+}
+
+@Test
+public void test_getRed_with_device() {
+ // Test Color.getRed()
Color color = new Color(display, 255, 0, 0);
try {
assertEquals("color.getRed()", color.getRed(), 255);
@@ -413,6 +730,13 @@ public void test_getRed() {
@Test
public void test_getAlpha() {
// Test Color.getRed()
+ Color color = new Color(255, 0, 0, 0);
+ assertEquals("color.getAlpha()", color.getAlpha(), 0);
+}
+
+@Test
+public void test_getAlpha_with_device() {
+ // Test Color.getRed()
Color color = new Color(display, 255, 0, 0, 0);
try {
assertEquals("color.getAlpha()", color.getAlpha(), 0);
@@ -423,6 +747,15 @@ public void test_getAlpha() {
@Test
public void test_hashCode() {
+ Color color = new Color(12, 34, 56, 0);
+ Color otherColor = new Color(12, 34, 56, 0);
+ if (color.equals(otherColor)) {
+ assertEquals("Hash codes of equal objects should be equal", color.hashCode(), otherColor.hashCode());
+ }
+}
+
+@Test
+public void test_hashCode_with_device() {
Color color = new Color(display, 12, 34, 56, 0);
Color otherColor = new Color(display, 12, 34, 56, 0);
if (color.equals(otherColor)) {
@@ -432,9 +765,26 @@ public void test_hashCode() {
otherColor.dispose();
}
+/**
+ * While Colors do not require disposal, if they are disposed we need to
+ * follow existing disposal semantics.
+ */
@Test
public void test_isDisposed() {
// Test Color.isDisposed() false
+ Color color = new Color(34, 67, 98, 0);
+ try {
+ assertTrue("Color should not be disposed", !color.isDisposed());
+ } finally {
+ // Test Color.isDisposed() true
+ color.dispose();
+ assertTrue("Color should be disposed", color.isDisposed());
+ }
+}
+
+@Test
+public void test_isDisposed_with_device() {
+ // Test Color.isDisposed() false
Color color = new Color(display, 34, 67, 98, 0);
try {
assertTrue("Color should not be disposed", !color.isDisposed());
@@ -447,6 +797,14 @@ public void test_isDisposed() {
@Test
public void test_toString() {
+ Color color = new Color(0, 0, 255, 255);
+ assertNotNull(color.toString());
+ assertTrue(color.toString().length() > 0);
+ assertEquals("Color {0, 0, 255, 255}", color.toString());
+}
+
+@Test
+public void test_toString_with_device() {
Color color = new Color(display, 0, 0, 255, 255);
try {
assertNotNull(color.toString());
@@ -457,6 +815,42 @@ public void test_toString() {
}
}
+@Test
+public void test_getDevice() {
+ Color color = new Color(0, 0, 255, 255);
+ Device device = color.getDevice();
+ assertEquals("The existing display should have been returned", display, device);
+
+ color = new Color(0, 0, 255, 255);
+ // see test_isDisposed - we need to keep dispose semantics
+ color.dispose();
+ try {
+ color.getDevice();
+ fail("No exception thrown for getDevice on disposed Color");
+ } catch (SWTException e) {
+ assertEquals("Color should have thrown device disposed on getDevice", SWT.ERROR_GRAPHIC_DISPOSED, e.code);
+ }
+}
+
+@Test
+public void test_getDevice_with_device() {
+ Color color = new Color(display, 0, 0, 255, 255);
+ try {
+ assertEquals("Color should return device as constructed", display, color.getDevice());
+ } finally {
+ color.dispose();
+ }
+
+ color = new Color(display, 0, 0, 255, 255);
+ color.dispose();
+ try {
+ color.getDevice();
+ fail("No exception thrown for getDevice on disposed Color");
+ } catch (SWTException e) {
+ assertEquals("Color should have thrown device disposed on getDevice", SWT.ERROR_GRAPHIC_DISPOSED, e.code);
+ }
+}
+
/* custom */
Display display;
}

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