tests/tests/widget/src/android/widget/cts/TableRow_LayoutParamsTest.java - platform/cts - Git at Google

 /*
  * Copyright (C) 2008 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */

 package android.widget.cts;

 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.fail;

 import android.app.Activity;
 import android.content.res.TypedArray;
 import android.content.res.XmlResourceParser;
 import android.util.AttributeSet;
 import android.util.Xml;
 import android.view.View;
 import android.view.ViewGroup;
 import android.view.ViewGroup.MarginLayoutParams;
 import android.widget.TableLayout;
 import android.widget.TableRow;
 import android.widget.cts.util.XmlUtils;

 import androidx.test.annotation.UiThreadTest;
 import androidx.test.filters.SmallTest;
 import androidx.test.rule.ActivityTestRule;
 import androidx.test.runner.AndroidJUnit4;

 import org.junit.Before;
 import org.junit.Rule;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.xmlpull.v1.XmlPullParser;

 /**
  * Test {@link TableRow.LayoutParams}.
  */
 @SmallTest
 @RunWith(AndroidJUnit4.class)
 public class TableRow_LayoutParamsTest {
     private Activity mActivity;

     @Rule
     public ActivityTestRule<TableCtsActivity> mActivityRule =
             new ActivityTestRule<>(TableCtsActivity.class);

     @Before
     public void setup() {
         mActivity = mActivityRule.getActivity();
     }

     @UiThreadTest
     @Test
     public void testConstructor() {
         new TableRow.LayoutParams(mActivity, null);

         TableRow.LayoutParams layoutParams = new TableRow.LayoutParams(200, 300);
         assertEquals(200, layoutParams.width);
         assertEquals(300, layoutParams.height);
         assertEquals(-1, layoutParams.column);
         assertEquals(1, layoutParams.span);
         ViewGroup.LayoutParams oldParams = layoutParams;

         layoutParams = new TableRow.LayoutParams(200, 300, 1.2f);
         assertEquals(200, layoutParams.width);
         assertEquals(300, layoutParams.height);
         assertEquals(1.2f, layoutParams.weight, 0.0f);
         assertEquals(-1, layoutParams.column);
         assertEquals(1, layoutParams.span);
         MarginLayoutParams oldMarginParams = layoutParams;

         layoutParams = new TableRow.LayoutParams();
         assertEquals(-1, layoutParams.column);
         assertEquals(1, layoutParams.span);

         layoutParams = new TableRow.LayoutParams(5);
         assertEquals(5, layoutParams.column);
         assertEquals(1, layoutParams.span);

         layoutParams = new TableRow.LayoutParams(oldParams);
         assertEquals(200, layoutParams.width);
         assertEquals(300, layoutParams.height);
         assertEquals(0, layoutParams.column);
         assertEquals(0, layoutParams.span);

         layoutParams = new TableRow.LayoutParams(oldMarginParams);
         assertEquals(200, layoutParams.width);
         assertEquals(300, layoutParams.height);
         assertEquals(0, layoutParams.column);
         assertEquals(0, layoutParams.span);

         mActivity.setContentView(R.layout.table_layout_2);
         int idTable = R.id.table2;
         TableLayout tableLayout = (TableLayout) mActivity.findViewById(idTable);
         View vVirtual1 = ((TableRow) tableLayout.getChildAt(0)).getVirtualChildAt(1);
         layoutParams = (TableRow.LayoutParams) vVirtual1.getLayoutParams();
         assertEquals(1, layoutParams.column);
         View vVirtual2 = ((TableRow) tableLayout.getChildAt(0)).getVirtualChildAt(2);
         layoutParams = (TableRow.LayoutParams) vVirtual2.getLayoutParams();
         assertEquals(2, layoutParams.span);
     }

     /**
      * Test
      * {@link TableRow.LayoutParams#
      * setBaseAttributes(android.content.res.TypedArray, int, int)}
      * .
      */
     @Test
     public void testSetBaseAttributes() {
         MockTableRow_LayoutParams mockLayoutParams = new MockTableRow_LayoutParams(200, 300);
         assertEquals(200, mockLayoutParams.width);
         assertEquals(300, mockLayoutParams.height);

         // base_attr_pixel: layout_width = 400px, layout_height = 600px
         AttributeSet attrs = getAttrs("base_attr_pixel");
         TypedArray a = mActivity.obtainStyledAttributes(attrs,
                 android.R.styleable.ViewGroup_Layout);

         mockLayoutParams.setBaseAttributes(a, android.R.styleable.ViewGroup_Layout_layout_width,
                 android.R.styleable.ViewGroup_Layout_layout_height);
         assertEquals(400, mockLayoutParams.width);
         assertEquals(600, mockLayoutParams.height);

         mockLayoutParams.setBaseAttributes(a, android.R.styleable.ViewGroup_Layout_layout_height,
                 android.R.styleable.ViewGroup_Layout_layout_width);
         assertEquals(600, mockLayoutParams.width);
         assertEquals(400, mockLayoutParams.height);

         a.recycle();
         // base_attr_fillwrap: layout_width = "match_parent", layout_height = "wrap_content"
         attrs = getAttrs("base_attr_fillwrap");
         a = mActivity.obtainStyledAttributes(attrs, android.R.styleable.ViewGroup_Layout);

         mockLayoutParams.setBaseAttributes(a, android.R.styleable.ViewGroup_Layout_layout_width,
                 android.R.styleable.ViewGroup_Layout_layout_height);
         assertEquals(TableLayout.LayoutParams.MATCH_PARENT, mockLayoutParams.width);
         assertEquals(TableLayout.LayoutParams.WRAP_CONTENT, mockLayoutParams.height);

         mockLayoutParams.setBaseAttributes(a, android.R.styleable.ViewGroup_Layout_layout_height,
                 android.R.styleable.ViewGroup_Layout_layout_width);
         assertEquals(TableLayout.LayoutParams.WRAP_CONTENT, mockLayoutParams.width);
         assertEquals(TableLayout.LayoutParams.MATCH_PARENT, mockLayoutParams.height);

         a.recycle();
         // base_attr_noheight: layout_width = 600px, no layout_height.
         attrs = getAttrs("base_attr_noheight");
         a = mActivity.obtainStyledAttributes(attrs, android.R.styleable.ViewGroup_Layout);

         mockLayoutParams.setBaseAttributes(a, android.R.styleable.ViewGroup_Layout_layout_width,
                 android.R.styleable.ViewGroup_Layout_layout_height);
         assertEquals(600, mockLayoutParams.width);
         assertEquals(TableLayout.LayoutParams.WRAP_CONTENT, mockLayoutParams.height);

         mockLayoutParams.setBaseAttributes(a, android.R.styleable.ViewGroup_Layout_layout_height,
                 android.R.styleable.ViewGroup_Layout_layout_width);
         assertEquals(TableLayout.LayoutParams.MATCH_PARENT, mockLayoutParams.width);
         assertEquals(600, mockLayoutParams.height);

         try {
             mockLayoutParams.setBaseAttributes(null,
                     android.R.styleable.ViewGroup_Layout_layout_width,
                     android.R.styleable.ViewGroup_Layout_layout_height);
             fail("Should throw NullPointerException");
         } catch (NullPointerException e) {
         }

         try {
             mockLayoutParams.setBaseAttributes(a, -1,
                     android.R.styleable.ViewGroup_Layout_layout_height);
             fail("Should throw ArrayIndexOutOfBoundsException");
         } catch (ArrayIndexOutOfBoundsException e) {
         }

         try {
             mockLayoutParams.setBaseAttributes(null,
                     android.R.styleable.ViewGroup_Layout_layout_width, -1);
             fail("Should throw ArrayIndexOutOfBoundsException");
         } catch (NullPointerException e) {
         }
     }

     private AttributeSet getAttrs(String searchedNodeName) {
         XmlResourceParser parser = null;
         AttributeSet attrs = null;
         try {
             parser = mActivity.getResources().getXml(R.xml.base_attributes);

             int type;
             while ((type = parser.next()) != XmlPullParser.END_DOCUMENT
                     && type != XmlPullParser.START_TAG) {
             }
             String nodeName = parser.getName();
             if (!"alias".equals(nodeName)) {
                 throw new RuntimeException();
             }
             int outerDepth = parser.getDepth();
             while ((type = parser.next()) != XmlPullParser.END_DOCUMENT
                     && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) {
                 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) {
                     continue;
                 }
                 nodeName = parser.getName();
                 if (searchedNodeName.equals(nodeName)) {
                     outerDepth = parser.getDepth();
                     while ((type = parser.next()) != XmlPullParser.END_DOCUMENT
                             && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) {
                         if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) {
                             continue;
                         }
                         nodeName = parser.getName();
                         if ("Attributes".equals(nodeName)) {
                             attrs = Xml.asAttributeSet(parser);
                             break;
                         } else {
                             XmlUtils.skipCurrentTag(parser);
                         }
                     }
                     break;
                 } else {
                     XmlUtils.skipCurrentTag(parser);
                 }
             }
         } catch (Exception e) {
         }
         return attrs;
     }

     /*
      * Mock class for TableRow.LayoutParams to test protected methods
      */
     private class MockTableRow_LayoutParams extends TableRow.LayoutParams {
         public MockTableRow_LayoutParams(int w, int h) {
             super(w, h);
         }

         @Override
         protected void setBaseAttributes(TypedArray a, int widthAttr,
                 int heightAttr) {
             super.setBaseAttributes(a, widthAttr, heightAttr);
         }
     }
 }
	/*
	* Copyright (C) 2008 The Android Open Source Project
	*
	* Licensed under the Apache License, Version 2.0 (the "License");
	* you may not use this file except in compliance with the License.
	* You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/

	package android.widget.cts;

	import static org.junit.Assert.assertEquals;
	import static org.junit.Assert.fail;

	import android.app.Activity;
	import android.content.res.TypedArray;
	import android.content.res.XmlResourceParser;
	import android.util.AttributeSet;
	import android.util.Xml;
	import android.view.View;
	import android.view.ViewGroup;
	import android.view.ViewGroup.MarginLayoutParams;
	import android.widget.TableLayout;
	import android.widget.TableRow;
	import android.widget.cts.util.XmlUtils;

	import androidx.test.annotation.UiThreadTest;
	import androidx.test.filters.SmallTest;
	import androidx.test.rule.ActivityTestRule;
	import androidx.test.runner.AndroidJUnit4;

	import org.junit.Before;
	import org.junit.Rule;
	import org.junit.Test;
	import org.junit.runner.RunWith;
	import org.xmlpull.v1.XmlPullParser;

	/**
	* Test {@link TableRow.LayoutParams}.
	*/
	@SmallTest
	@RunWith(AndroidJUnit4.class)
	public class TableRow_LayoutParamsTest {
	private Activity mActivity;

	@Rule
	public ActivityTestRule<TableCtsActivity> mActivityRule =
	new ActivityTestRule<>(TableCtsActivity.class);

	@Before
	public void setup() {
	mActivity = mActivityRule.getActivity();
	}

	@UiThreadTest
	@Test
	public void testConstructor() {
	new TableRow.LayoutParams(mActivity, null);

	TableRow.LayoutParams layoutParams = new TableRow.LayoutParams(200, 300);
	assertEquals(200, layoutParams.width);
	assertEquals(300, layoutParams.height);
	assertEquals(-1, layoutParams.column);
	assertEquals(1, layoutParams.span);
	ViewGroup.LayoutParams oldParams = layoutParams;

	layoutParams = new TableRow.LayoutParams(200, 300, 1.2f);
	assertEquals(200, layoutParams.width);
	assertEquals(300, layoutParams.height);
	assertEquals(1.2f, layoutParams.weight, 0.0f);
	assertEquals(-1, layoutParams.column);
	assertEquals(1, layoutParams.span);
	MarginLayoutParams oldMarginParams = layoutParams;

	layoutParams = new TableRow.LayoutParams();
	assertEquals(-1, layoutParams.column);
	assertEquals(1, layoutParams.span);

	layoutParams = new TableRow.LayoutParams(5);
	assertEquals(5, layoutParams.column);
	assertEquals(1, layoutParams.span);

	layoutParams = new TableRow.LayoutParams(oldParams);
	assertEquals(200, layoutParams.width);
	assertEquals(300, layoutParams.height);
	assertEquals(0, layoutParams.column);
	assertEquals(0, layoutParams.span);

	layoutParams = new TableRow.LayoutParams(oldMarginParams);
	assertEquals(200, layoutParams.width);
	assertEquals(300, layoutParams.height);
	assertEquals(0, layoutParams.column);
	assertEquals(0, layoutParams.span);

	mActivity.setContentView(R.layout.table_layout_2);
	int idTable = R.id.table2;
	TableLayout tableLayout = (TableLayout) mActivity.findViewById(idTable);
	View vVirtual1 = ((TableRow) tableLayout.getChildAt(0)).getVirtualChildAt(1);
	layoutParams = (TableRow.LayoutParams) vVirtual1.getLayoutParams();
	assertEquals(1, layoutParams.column);
	View vVirtual2 = ((TableRow) tableLayout.getChildAt(0)).getVirtualChildAt(2);
	layoutParams = (TableRow.LayoutParams) vVirtual2.getLayoutParams();
	assertEquals(2, layoutParams.span);
	}

	/**
	* Test
	* {@link TableRow.LayoutParams#
	* setBaseAttributes(android.content.res.TypedArray, int, int)}
	* .
	*/
	@Test
	public void testSetBaseAttributes() {
	MockTableRow_LayoutParams mockLayoutParams = new MockTableRow_LayoutParams(200, 300);
	assertEquals(200, mockLayoutParams.width);
	assertEquals(300, mockLayoutParams.height);

	// base_attr_pixel: layout_width = 400px, layout_height = 600px
	AttributeSet attrs = getAttrs("base_attr_pixel");
	TypedArray a = mActivity.obtainStyledAttributes(attrs,
	android.R.styleable.ViewGroup_Layout);

	mockLayoutParams.setBaseAttributes(a, android.R.styleable.ViewGroup_Layout_layout_width,
	android.R.styleable.ViewGroup_Layout_layout_height);
	assertEquals(400, mockLayoutParams.width);
	assertEquals(600, mockLayoutParams.height);

	mockLayoutParams.setBaseAttributes(a, android.R.styleable.ViewGroup_Layout_layout_height,
	android.R.styleable.ViewGroup_Layout_layout_width);
	assertEquals(600, mockLayoutParams.width);
	assertEquals(400, mockLayoutParams.height);

	a.recycle();
	// base_attr_fillwrap: layout_width = "match_parent", layout_height = "wrap_content"
	attrs = getAttrs("base_attr_fillwrap");
	a = mActivity.obtainStyledAttributes(attrs, android.R.styleable.ViewGroup_Layout);

	mockLayoutParams.setBaseAttributes(a, android.R.styleable.ViewGroup_Layout_layout_width,
	android.R.styleable.ViewGroup_Layout_layout_height);
	assertEquals(TableLayout.LayoutParams.MATCH_PARENT, mockLayoutParams.width);
	assertEquals(TableLayout.LayoutParams.WRAP_CONTENT, mockLayoutParams.height);

	mockLayoutParams.setBaseAttributes(a, android.R.styleable.ViewGroup_Layout_layout_height,
	android.R.styleable.ViewGroup_Layout_layout_width);
	assertEquals(TableLayout.LayoutParams.WRAP_CONTENT, mockLayoutParams.width);
	assertEquals(TableLayout.LayoutParams.MATCH_PARENT, mockLayoutParams.height);

	a.recycle();
	// base_attr_noheight: layout_width = 600px, no layout_height.
	attrs = getAttrs("base_attr_noheight");
	a = mActivity.obtainStyledAttributes(attrs, android.R.styleable.ViewGroup_Layout);

	mockLayoutParams.setBaseAttributes(a, android.R.styleable.ViewGroup_Layout_layout_width,
	android.R.styleable.ViewGroup_Layout_layout_height);
	assertEquals(600, mockLayoutParams.width);
	assertEquals(TableLayout.LayoutParams.WRAP_CONTENT, mockLayoutParams.height);

	mockLayoutParams.setBaseAttributes(a, android.R.styleable.ViewGroup_Layout_layout_height,
	android.R.styleable.ViewGroup_Layout_layout_width);
	assertEquals(TableLayout.LayoutParams.MATCH_PARENT, mockLayoutParams.width);
	assertEquals(600, mockLayoutParams.height);

	try {
	mockLayoutParams.setBaseAttributes(null,
	android.R.styleable.ViewGroup_Layout_layout_width,
	android.R.styleable.ViewGroup_Layout_layout_height);
	fail("Should throw NullPointerException");
	} catch (NullPointerException e) {
	}

	try {
	mockLayoutParams.setBaseAttributes(a, -1,
	android.R.styleable.ViewGroup_Layout_layout_height);
	fail("Should throw ArrayIndexOutOfBoundsException");
	} catch (ArrayIndexOutOfBoundsException e) {
	}

	try {
	mockLayoutParams.setBaseAttributes(null,
	android.R.styleable.ViewGroup_Layout_layout_width, -1);
	fail("Should throw ArrayIndexOutOfBoundsException");
	} catch (NullPointerException e) {
	}
	}

	private AttributeSet getAttrs(String searchedNodeName) {
	XmlResourceParser parser = null;
	AttributeSet attrs = null;
	try {
	parser = mActivity.getResources().getXml(R.xml.base_attributes);

	int type;
	while ((type = parser.next()) != XmlPullParser.END_DOCUMENT
	&& type != XmlPullParser.START_TAG) {
	}
	String nodeName = parser.getName();
	if (!"alias".equals(nodeName)) {
	throw new RuntimeException();
	}
	int outerDepth = parser.getDepth();
	while ((type = parser.next()) != XmlPullParser.END_DOCUMENT
	&& (type != XmlPullParser.END_TAG \|\| parser.getDepth() > outerDepth)) {
	if (type == XmlPullParser.END_TAG \|\| type == XmlPullParser.TEXT) {
	continue;
	}
	nodeName = parser.getName();
	if (searchedNodeName.equals(nodeName)) {
	outerDepth = parser.getDepth();
	while ((type = parser.next()) != XmlPullParser.END_DOCUMENT
	&& (type != XmlPullParser.END_TAG \|\| parser.getDepth() > outerDepth)) {
	if (type == XmlPullParser.END_TAG \|\| type == XmlPullParser.TEXT) {
	continue;
	}
	nodeName = parser.getName();
	if ("Attributes".equals(nodeName)) {
	attrs = Xml.asAttributeSet(parser);
	break;
	} else {
	XmlUtils.skipCurrentTag(parser);
	}
	}
	break;
	} else {
	XmlUtils.skipCurrentTag(parser);
	}
	}
	} catch (Exception e) {
	}
	return attrs;
	}

	/*
	* Mock class for TableRow.LayoutParams to test protected methods
	*/
	private class MockTableRow_LayoutParams extends TableRow.LayoutParams {
	public MockTableRow_LayoutParams(int w, int h) {
	super(w, h);
	}

	@Override
	protected void setBaseAttributes(TypedArray a, int widthAttr,
	int heightAttr) {
	super.setBaseAttributes(a, widthAttr, heightAttr);
	}
	}
	}