| package io.flutter.plugin.editing; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import androidx.test.ext.junit.runners.AndroidJUnit4; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.mockito.MockitoAnnotations; |
| import org.robolectric.annotation.Config; |
| |
| @Config(manifest = Config.NONE) |
| @RunWith(AndroidJUnit4.class) |
| public class TextEditingDeltaTest { |
| @Before |
| public void setUp() { |
| MockitoAnnotations.openMocks(this); |
| } |
| |
| @Test |
| public void testConstructorTextEditingDelta() { |
| final CharSequence oldText = "hell"; |
| final CharSequence textAfterChange = "hello"; |
| |
| final int oldComposingStart = 0; |
| final int oldComposingEnd = 4; |
| |
| final int startOfReplacementText = 0; |
| final int endOfReplacementText = textAfterChange.length(); |
| |
| final int newSelectionStart = 5; |
| final int newSelectionEnd = 5; |
| final int newComposingStart = 0; |
| final int newComposingEnd = 5; |
| |
| final TextEditingDelta delta = |
| new TextEditingDelta( |
| oldText, |
| oldComposingStart, |
| oldComposingEnd, |
| textAfterChange, |
| newSelectionStart, |
| newSelectionEnd, |
| newComposingStart, |
| newComposingEnd); |
| |
| assertEquals(oldText, delta.getOldText()); |
| assertEquals(textAfterChange, delta.getDeltaText()); |
| assertEquals(oldComposingStart, delta.getDeltaStart()); |
| assertEquals(oldComposingEnd, delta.getDeltaEnd()); |
| assertEquals(newSelectionStart, delta.getNewSelectionStart()); |
| assertEquals(newSelectionEnd, delta.getNewSelectionEnd()); |
| assertEquals(newComposingStart, delta.getNewComposingStart()); |
| assertEquals(newComposingEnd, delta.getNewComposingEnd()); |
| } |
| |
| @Test |
| public void testNonTextUpdateConstructorTextEditingDelta() { |
| final CharSequence oldText = "hello"; |
| |
| final int newSelectionStart = 3; |
| final int newSelectionEnd = 3; |
| final int newComposingStart = 0; |
| final int newComposingEnd = 5; |
| |
| final TextEditingDelta delta = |
| new TextEditingDelta( |
| oldText, newSelectionStart, newSelectionEnd, newComposingStart, newComposingEnd); |
| |
| assertEquals(oldText, delta.getOldText()); |
| assertEquals("", delta.getDeltaText()); |
| assertEquals(-1, delta.getDeltaStart()); |
| assertEquals(-1, delta.getDeltaEnd()); |
| assertEquals(newSelectionStart, delta.getNewSelectionStart()); |
| assertEquals(newSelectionEnd, delta.getNewSelectionEnd()); |
| assertEquals(newComposingStart, delta.getNewComposingStart()); |
| assertEquals(newComposingEnd, delta.getNewComposingEnd()); |
| } |
| } |