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- <declare-styleable name="PercentageView">
- <attr name="image" format="integer" />
- </declare-styleable>
- public class PercentageView extends View {
- private int _activeColor;
- private int _barBackgroundColor;
- private float _barHeight;
- private Drawable _icon;
- private Paint _barBackgroundPaint;
- private Paint _barActivePaint;
- private int _percent;
- public PercentageView(Context context, @Nullable AttributeSet attrs, int defStyleAttr, int defStyleRes) {
- super(context, attrs, defStyleAttr, defStyleRes);
- TypedArray args = context.getTheme().obtainStyledAttributes(
- attrs,
- R.styleable.PercentageView,
- 0,
- 0);
- try {
- _icon = args.getDrawable(R.styleable.PercentageView_image);
- } finally {
- args.recycle();
- }
- init();
- }
- }
- @RunWith(RobolectricTestRunner.class)
- public class PercentageViewTests {
- private ShadowCanvas _shadowCanvas;
- private int _width;
- private int _height;
- private float _expectedPercentWidth;
- private int _thePercent;
- private Canvas _canvas;
- private PercentageView SetUpView(int width, int height, int percent, boolean useIcon) {
- ShadowApplication app = shadowOf(RuntimeEnvironment.application);
- //Attempt to pass in the icon, if useIcon is true
- AttributeSet attr = useIcon ? Robolectric.buildAttributeSet()
- .addAttribute(R.styleable.PercentageView_image, "@drawable/app_enabled") //NullPointerException here
- .build() : null;
- PercentageView view = new PercentageView(app.getApplicationContext(), attr);
- view.setLayoutParams(new ViewGroup.LayoutParams(width, height));
- view.setPercent(percent);
- return view;
- }
- @Before
- public void setup() {
- Random random = new Random(10);
- _width = random.nextInt(100);
- random.setSeed(101);
- _height = random.nextInt(200);
- random = new Random(0);
- _thePercent = random.nextInt(100);
- _expectedPercentWidth = _width * _thePercent / 100;
- _canvas = new Canvas();
- _shadowCanvas = shadowOf(_canvas);
- }
- @Test
- public void ShouldHaveIcon() {
- PercentageView view = SetUpView(_width, _height, _thePercent, true);
- view.onDraw(_canvas);
- assertThat(_shadowCanvas.getRectPaintHistoryCount(), is(equalTo(3)));
- }
- }
- java.lang.NullPointerException
- at org.robolectric.Robolectric$AttributeSetBuilder.addAttribute(Robolectric.java:161)
- at myorg.controls.PercentageViewTests.SetUpView(PercentageViewTests.java:41)
- at myorg.controls.PercentageViewTests.ShouldHaveIcon(PercentageViewTests.java:140)
- at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
- at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
- at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
- at java.lang.reflect.Method.invoke(Method.java:498)
- at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
- at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
- at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
- at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
- at org.robolectric.RobolectricTestRunner$HelperTestRunner$1.evaluate(RobolectricTestRunner.java:523)
- at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
- at org.robolectric.internal.SandboxTestRunner$2.evaluate(SandboxTestRunner.java:226)
- at org.robolectric.internal.SandboxTestRunner.runChild(SandboxTestRunner.java:108)
- at org.robolectric.internal.SandboxTestRunner.runChild(SandboxTestRunner.java:35)
- at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
- at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
- at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
- at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
- at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
- at org.robolectric.internal.SandboxTestRunner$1.evaluate(SandboxTestRunner.java:62)
- at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
- at org.junit.runner.JUnitCore.run(JUnitCore.java:137)
- at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68)
- at com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:51)
- at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:242)
- at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:70)
- at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
- at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
- at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
- at java.lang.reflect.Method.invoke(Method.java:498)
- at com.intellij.rt.execution.application.AppMainV2.main(AppMainV2.java:131)
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