public void testRemove() throws BackingStoreException {
assertNull(storage.toFolder());
assertNull(storage.toPropertiesFile());
pref.put("key", "value");
pref.flush();
assertNotNull(storage.toPropertiesFile());
pref.remove("key");
assertTrue(pref.properties.isEmpty());
pref.flush();
assertNull(storage.toPropertiesFile());
}
public void testClear() throws BackingStoreException {
assertNull(storage.toFolder());
assertNull(storage.toPropertiesFile());
pref.put("key", "value");
pref.put("key1", "value");
pref.put("key2", "value");
pref.put("key3", "value");
pref.put("key5", "value");
pref.flush();
assertNotNull(storage.toPropertiesFile());
pref.clear();
pref.flush();
assertNull(storage.toPropertiesFile());
}
@RandomlyFails // FSException: Invalid lock (from flush)
public void testRemoveNode() throws BackingStoreException {
assertNull(storage.toFolder());
assertNull(storage.toPropertiesFile());
pref.put("key", "value");
pref.node("subnode").put("key", "value");
pref.flush();
assertNotNull(storage.toPropertiesFile());
assertNotNull(storage.toFolder());
pref.removeNode();
pref.flush();
assertNull(storage.toPropertiesFile());
assertNull(storage.toFolder());
assertFalse(storage.existsNode());
pref.sync();
}
public void testRemoveParentNode() throws BackingStoreException {
assertNull(storage.toFolder());
assertNull(storage.toPropertiesFile());
Preferences subnode = pref.node("subnode");
assertNull(storage.toFolder());
assertNull(storage.toPropertiesFile());
subnode.put("key", "value");
subnode.flush();
assertNotNull(storage.toFolder());
assertNull(storage.toPropertiesFile());
subnode.removeNode();
pref.flush();
assertNull(storage.toPropertiesFile());
assertNull(storage.toFolder());
assertFalse(storage.existsNode());
}
private void storeEntry(String keyName, String oldValue) throws BackingStoreException {
pref.put(keyName, oldValue);
pref.flush();
}
public void testNode2() throws BackingStoreException {
testNode();
pref.flush();
assertNotNull(storage.toPropertiesFile());
}
