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/*
* Copyright (C) 2013 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 com.android.inputmethod.latin.utils;
import android.test.AndroidTestCase;
import android.test.suitebuilder.annotation.SmallTest;
import android.text.style.SuggestionSpan;
import android.text.style.URLSpan;
import android.text.SpannableStringBuilder;
import android.text.Spanned;
@SmallTest
public class SpannableStringUtilsTests extends AndroidTestCase {
public void testConcatWithSuggestionSpansOnly() {
SpannableStringBuilder s = new SpannableStringBuilder("test string\ntest string\n"
+ "test string\ntest string\ntest string\ntest string\ntest string\ntest string\n"
+ "test string\ntest string\n");
final int N = 10;
for (int i = 0; i < N; ++i) {
// Put a PARAGRAPH-flagged span that should not be found in the result.
s.setSpan(new SuggestionSpan(getContext(),
new String[] {"" + i}, Spanned.SPAN_PARAGRAPH),
i * 12, i * 12 + 12, Spanned.SPAN_PARAGRAPH);
// Put a normal suggestion span that should be found in the result.
s.setSpan(new SuggestionSpan(getContext(), new String[] {"" + i}, 0), i, i * 2, 0);
// Put a URL span than should not be found in the result.
s.setSpan(new URLSpan("http://a"), i, i * 2, 0);
}
final CharSequence a = s.subSequence(0, 15);
final CharSequence b = s.subSequence(15, s.length());
final Spanned result =
(Spanned)SpannableStringUtils.concatWithNonParagraphSuggestionSpansOnly(a, b);
Object[] spans = result.getSpans(0, result.length(), SuggestionSpan.class);
for (int i = 0; i < spans.length; i++) {
final int flags = result.getSpanFlags(spans[i]);
assertEquals("Should not find a span with PARAGRAPH flag",
flags & Spanned.SPAN_PARAGRAPH, 0);
assertTrue("Should be a SuggestionSpan", spans[i] instanceof SuggestionSpan);
}
}
}
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