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/*
* 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 libcore.sqlite;
import SQLite.Blob;
import SQLite.Database;
import SQLite.Exception;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import tests.support.Support_SQL;
public final class OldBlobTest extends OldSQLiteTest {
private static Blob testBlob = null;
private static Database db = null;
public void setUp() throws java.lang.Exception {
super.setUp();
testBlob = new Blob();
super.setUp();
Support_SQL.loadDriver();
db = new Database();
db.open(dbFile.getPath(), 0);
db.exec("create table B(id integer primary key, val blob)",null);
db.exec("insert into B values(1, zeroblob(128))", null);
db.exec("insert into B values(2, zeroblob(128))", null);
db.exec("insert into B values(3, zeroblob(128))", null);
// can not fill Blob with data at this point...
/*
File resources = Support_Resources.createTempFolder();
BufferedReader r = null;
try {
Class c = Class.forName(this.getClass().getName());
assertNotNull(c);
file = Class.forName(this.getClass().getName())
.getResourceAsStream("/blob.c");
r = new BufferedReader(new InputStreamReader(file));
} catch (NullPointerException e) {
fail("Should not throw NullPointerException reading file"
+ e.getMessage());
}
OutputStream out = testBlob.getOutputStream();
String s = null;
while ((s = r.readLine()) != null) {
out.write(r.readLine().getBytes());
}
out.flush();
out.close();
testBlob.close();
*/
}
@Override public void tearDown() throws java.lang.Exception {
testBlob.close();
super.tearDown();
}
/**
* db.open_blob is not supported.
*/
public void testBlob() throws Exception, IOException {
byte[] b = new byte[4];
byte[] b128 = new byte[128];
for (int i = 0; i < b128.length; i++) {
b128[i] = (byte) i;
}
Blob blob = db.open_blob(dbFile.getPath(), "B", "val", 1, true);
try {
OutputStream os = blob.getOutputStream();
os.write(b128);
os.close();
InputStream is = blob.getInputStream();
is.skip(96);
assertEquals(4,is.read(b));
is.close();
} finally {
blob.close();
}
}
public void testGetInputStream() {
InputStream in = testBlob.getInputStream();
try {
in.read();
fail("Exception not thrown for invalid Blob.");
} catch (Throwable e) {
//ok
}
}
public void testGetOutputStream() {
OutputStream out = testBlob.getOutputStream();
try {
out.write(null);
fail("Write operation unsupported");
} catch (Throwable e) {
assertEquals("Write operation unsupported", e.getMessage());
}
}
public void testClose() {
assertNotNull(testBlob);
testBlob.close();
// inputStream either null or some error occurs
try {
// TODO This does look a bit weird. Revisit later.
assertNull(testBlob.getInputStream());
} catch (Throwable e) {
//ok
}
}
}
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