Merge "Add basic tests for auto-correct indicator." (c612a3d8) · Commits · e / os / android_packages_inputmethods_LatinIME

tests/src/com/android/inputmethod/latin/InputLogicTests.java

+119 −0

Original line number	Diff line number	Diff line
		@@ -24,6 +24,8 @@ import android.os.MessageQueue;
		import android.preference.PreferenceManager;
		import android.test.ServiceTestCase;
		import android.text.InputType;
		import android.text.SpannableStringBuilder;
		import android.text.style.SuggestionSpan;
		import android.util.Log;
		import android.view.LayoutInflater;
		import android.view.ViewGroup;
		@@ -199,6 +201,13 @@ public class InputLogicTests extends ServiceTestCase<LatinIME> {
		}
		}

		// Helper to avoid writing the try{}catch block each time
		private static void sleep(final int milliseconds) {
		try {
		Thread.sleep(milliseconds);
		} catch (InterruptedException e) {}
		}

		public void testTypeWord() {
		final String WORD_TO_TYPE = "abcd";
		type(WORD_TO_TYPE);
		@@ -493,5 +502,115 @@ public class InputLogicTests extends ServiceTestCase<LatinIME> {
		EXPECTED_RESULT, mTextView.getText().toString());
		}

		// A helper class to ease span tests
		private static class Span {
		final SpannableStringBuilder mInputText;
		final SuggestionSpan mSpan;
		final int mStart;
		final int mEnd;
		// The supplied CharSequence should be an instance of SpannableStringBuilder,
		// and it should contain exactly zero or one SuggestionSpan. Otherwise, an exception
		// is thrown.
		public Span(final CharSequence inputText) {
		mInputText = (SpannableStringBuilder)inputText;
		final SuggestionSpan[] spans =
		mInputText.getSpans(0, mInputText.length(), SuggestionSpan.class);
		if (0 == spans.length) {
		mSpan = null;
		mStart = -1;
		mEnd = -1;
		} else if (1 == spans.length) {
		mSpan = spans[0];
		mStart = mInputText.getSpanStart(mSpan);
		mEnd = mInputText.getSpanEnd(mSpan);
		} else {
		throw new RuntimeException("Expected one SuggestionSpan, found " + spans.length);
		}
		}
		public boolean isAutoCorrectionIndicator() {
		return 0 != (SuggestionSpan.FLAG_AUTO_CORRECTION & mSpan.getFlags());
		}
		}

		static final int DELAY_TO_WAIT_FOR_UNDERLINE = 200; // The message is posted with a 100 ms delay
		public void testBlueUnderline() {
		final String STRING_TO_TYPE = "tgis";
		final int EXPECTED_SPAN_START = 0;
		final int EXPECTED_SPAN_END = 4;
		type(STRING_TO_TYPE);
		sleep(DELAY_TO_WAIT_FOR_UNDERLINE);
		runMessages();
		final Span span = new Span(mTextView.getText());
		assertEquals("show blue underline, span start", EXPECTED_SPAN_START, span.mStart);
		assertEquals("show blue underline, span end", EXPECTED_SPAN_END, span.mEnd);
		assertEquals("show blue underline, span color", true, span.isAutoCorrectionIndicator());
		}

		public void testBlueUnderlineDisappears() {
		final String STRING_1_TO_TYPE = "tgis";
		final String STRING_2_TO_TYPE = "q";
		final int EXPECTED_SPAN_START = 0;
		final int EXPECTED_SPAN_END = 5;
		type(STRING_1_TO_TYPE);
		sleep(DELAY_TO_WAIT_FOR_UNDERLINE);
		runMessages();
		type(STRING_2_TO_TYPE);
		// We haven't have time to look into the dictionary yet, so the line should still be
		// blue to avoid any flicker.
		final Span spanBefore = new Span(mTextView.getText());
		assertEquals("extend blue underline, span start", EXPECTED_SPAN_START, spanBefore.mStart);
		assertEquals("extend blue underline, span end", EXPECTED_SPAN_END, spanBefore.mEnd);
		assertEquals("extend blue underline, span color", true,
		spanBefore.isAutoCorrectionIndicator());
		sleep(DELAY_TO_WAIT_FOR_UNDERLINE);
		runMessages();
		// Now we have been able to re-evaluate the word, there shouldn't be an auto-correction span
		final Span spanAfter = new Span(mTextView.getText());
		assertNull("hide blue underline", spanAfter.mSpan);
		}

		public void testBlueUnderlineOnBackspace() {
		final String STRING_TO_TYPE = "tgis";
		final int EXPECTED_SPAN_START = 0;
		final int EXPECTED_SPAN_END = 4;
		type(STRING_TO_TYPE);
		sleep(DELAY_TO_WAIT_FOR_UNDERLINE);
		runMessages();
		type(Keyboard.CODE_SPACE);
		sleep(DELAY_TO_WAIT_FOR_UNDERLINE);
		runMessages();
		type(Keyboard.CODE_DELETE);
		sleep(DELAY_TO_WAIT_FOR_UNDERLINE);
		runMessages();
		type(Keyboard.CODE_DELETE);
		sleep(DELAY_TO_WAIT_FOR_UNDERLINE);
		runMessages();
		final Span span = new Span(mTextView.getText());
		assertEquals("show blue underline after backspace, span start",
		EXPECTED_SPAN_START, span.mStart);
		assertEquals("show blue underline after backspace, span end",
		EXPECTED_SPAN_END, span.mEnd);
		assertEquals("show blue underline after backspace, span color", true,
		span.isAutoCorrectionIndicator());
		}

		public void testBlueUnderlineDisappearsWhenCursorMoved() {
		final String STRING_TO_TYPE = "tgis";
		final int NEW_CURSOR_POSITION = 0;
		type(STRING_TO_TYPE);
		sleep(DELAY_TO_WAIT_FOR_UNDERLINE);
		// Simulate the onUpdateSelection() event
		mLatinIME.onUpdateSelection(0, 0, STRING_TO_TYPE.length(), STRING_TO_TYPE.length(), -1, -1);
		runMessages();
		// Here the blue underline has been set. testBlueUnderline() is testing for this already,
		// so let's not test it here again.
		// Now simulate the user moving the cursor.
		mInputConnection.setSelection(NEW_CURSOR_POSITION, NEW_CURSOR_POSITION);
		mLatinIME.onUpdateSelection(0, 0, NEW_CURSOR_POSITION, NEW_CURSOR_POSITION, -1, -1);
		sleep(DELAY_TO_WAIT_FOR_UNDERLINE);
		runMessages();
		final Span span = new Span(mTextView.getText());
		assertNull("blue underline removed when cursor is moved", span.mSpan);
		}
		// TODO: Add some tests for non-BMP characters
		}