diff options
Diffstat (limited to 'tests/src/com/android/gallery3d/exif/ExifDataTest.java')
| -rw-r--r-- | tests/src/com/android/gallery3d/exif/ExifDataTest.java | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/tests/src/com/android/gallery3d/exif/ExifDataTest.java b/tests/src/com/android/gallery3d/exif/ExifDataTest.java new file mode 100644 index 000000000..142cc6bf6 --- /dev/null +++ b/tests/src/com/android/gallery3d/exif/ExifDataTest.java @@ -0,0 +1,154 @@ +/* + * Copyright (C) 2012 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.gallery3d.exif; + +import android.test.suitebuilder.annotation.SmallTest; +import junit.framework.TestCase; +import java.nio.ByteOrder; +import java.util.HashMap; +import java.util.List; +import java.util.Map; + +public class ExifDataTest extends TestCase { + Map<Integer, ExifTag> mTestTags; + ExifInterface mInterface; + private ExifTag mVersionTag; + private ExifTag mGpsVersionTag; + private ExifTag mModelTag; + private ExifTag mDateTimeTag; + private ExifTag mCompressionTag; + private ExifTag mThumbnailFormatTag; + private ExifTag mLongitudeTag; + private ExifTag mShutterTag; + private ExifTag mInteropIndex; + + @Override + public void setUp() throws Exception { + super.setUp(); + + mInterface = new ExifInterface(); + + // TYPE_UNDEFINED with 4 components + mVersionTag = mInterface.buildTag(ExifInterface.TAG_EXIF_VERSION, new byte[] { + 5, 4, 3, 2 + }); + // TYPE_UNSIGNED_BYTE with 4 components + mGpsVersionTag = mInterface.buildTag(ExifInterface.TAG_GPS_VERSION_ID, new byte[] { + 6, 7, 8, 9 + }); + // TYPE ASCII with arbitrary length + mModelTag = mInterface.buildTag(ExifInterface.TAG_MODEL, "helloworld"); + // TYPE_ASCII with 20 components + mDateTimeTag = mInterface.buildTag(ExifInterface.TAG_DATE_TIME, "2013:02:11 20:20:20"); + // TYPE_UNSIGNED_SHORT with 1 components + mCompressionTag = mInterface.buildTag(ExifInterface.TAG_COMPRESSION, 100); + // TYPE_UNSIGNED_LONG with 1 components + mThumbnailFormatTag = + mInterface.buildTag(ExifInterface.TAG_JPEG_INTERCHANGE_FORMAT, 100); + // TYPE_UNSIGNED_RATIONAL with 3 components + mLongitudeTag = mInterface.buildTag(ExifInterface.TAG_GPS_LONGITUDE, new Rational[] { + new Rational(2, 2), new Rational(11, 11), + new Rational(102, 102) + }); + // TYPE_RATIONAL with 1 components + mShutterTag = mInterface + .buildTag(ExifInterface.TAG_SHUTTER_SPEED_VALUE, new Rational(4, 6)); + // TYPE_ASCII with arbitrary length + mInteropIndex = mInterface.buildTag(ExifInterface.TAG_INTEROPERABILITY_INDEX, "foo"); + + mTestTags = new HashMap<Integer, ExifTag>(); + + mTestTags.put(ExifInterface.TAG_EXIF_VERSION, mVersionTag); + mTestTags.put(ExifInterface.TAG_GPS_VERSION_ID, mGpsVersionTag); + mTestTags.put(ExifInterface.TAG_MODEL, mModelTag); + mTestTags.put(ExifInterface.TAG_DATE_TIME, mDateTimeTag); + mTestTags.put(ExifInterface.TAG_COMPRESSION, mCompressionTag); + mTestTags.put(ExifInterface.TAG_JPEG_INTERCHANGE_FORMAT, mThumbnailFormatTag); + mTestTags.put(ExifInterface.TAG_GPS_LONGITUDE, mLongitudeTag); + mTestTags.put(ExifInterface.TAG_SHUTTER_SPEED_VALUE, mShutterTag); + mTestTags.put(ExifInterface.TAG_INTEROPERABILITY_INDEX, mInteropIndex); + } + + @Override + public void tearDown() throws Exception { + super.tearDown(); + mInterface = null; + mTestTags = null; + } + + @SmallTest + public void testAddTag() { + ExifData exifData = new ExifData(ByteOrder.BIG_ENDIAN); + + // Add all test tags + for (ExifTag t : mTestTags.values()) { + assertTrue(exifData.addTag(t) == null); + } + + // Make sure no initial thumbnails + assertFalse(exifData.hasCompressedThumbnail()); + assertFalse(exifData.hasUncompressedStrip()); + + // Check that we can set thumbnails + exifData.setStripBytes(3, new byte[] { + 1, 2, 3, 4, 5 + }); + assertTrue(exifData.hasUncompressedStrip()); + exifData.setCompressedThumbnail(new byte[] { + 1 + }); + assertTrue(exifData.hasCompressedThumbnail()); + + // Check that we can clear thumbnails + exifData.clearThumbnailAndStrips(); + assertFalse(exifData.hasCompressedThumbnail()); + assertFalse(exifData.hasUncompressedStrip()); + + // Make sure ifds exist + for (int i : IfdData.getIfds()) { + assertTrue(exifData.getIfdData(i) != null); + } + + // Get all test tags + List<ExifTag> allTags = exifData.getAllTags(); + assertTrue(allTags != null); + + // Make sure all test tags are in data + for (ExifTag t : mTestTags.values()) { + boolean check = false; + for (ExifTag i : allTags) { + if (t.equals(i)) { + check = true; + break; + } + } + assertTrue(check); + } + + // Check if getting tags for a tid works + List<ExifTag> tidTags = exifData.getAllTagsForTagId(ExifInterface + .getTrueTagKey(ExifInterface.TAG_SHUTTER_SPEED_VALUE)); + assertTrue(tidTags.size() == 1); + assertTrue(tidTags.get(0).equals(mShutterTag)); + + // Check if getting tags for an ifd works + List<ExifTag> ifdTags = exifData.getAllTagsForIfd(IfdId.TYPE_IFD_INTEROPERABILITY); + assertTrue(ifdTags.size() == 1); + assertTrue(ifdTags.get(0).equals(mInteropIndex)); + + } +} |