Examples with EphemeralFileSystemAbstraction org.neo4j.graphdb.mockfs.EphemeralFileSystemAbstraction used on opensource projects

Example 6 with EphemeralFileSystemAbstraction

use of org.neo4j.graphdb.mockfs.EphemeralFileSystemAbstraction in project neo4j by neo4j.

the class NeoStoresRule method open.

public NeoStores open(RecordFormats format, String... config) throws IOException {
    efs = new EphemeralFileSystemAbstraction();
    Config conf = Config.embeddedDefaults(stringMap(config));
    pageCache = getOrCreatePageCache(conf, efs);
    return open(efs, pageCache, format, config);
}

Example 7 with EphemeralFileSystemAbstraction

use of org.neo4j.graphdb.mockfs.EphemeralFileSystemAbstraction in project neo4j by neo4j.

the class BatchInsertersTest method providedFileSystemNotClosedAfterShutdown.

@Test
public void providedFileSystemNotClosedAfterShutdown() throws IOException {
    EphemeralFileSystemAbstraction fs = fileSystemRule.get();
    vefiryProvidedFileSystemOpenAfterShutdown(inserter(getStoreDir(), fs), fs);
    vefiryProvidedFileSystemOpenAfterShutdown(inserter(getStoreDir(), fs, getConfig()), fs);
    vefiryProvidedFileSystemOpenAfterShutdown(inserter(getStoreDir(), fs, getConfig(), getKernelExtensions()), fs);
}

Example 8 with EphemeralFileSystemAbstraction

use of org.neo4j.graphdb.mockfs.EphemeralFileSystemAbstraction in project neo4j by neo4j.

the class TestEphemeralFileChannel method smoke.

@Test
public void smoke() throws Exception {
    EphemeralFileSystemAbstraction fs = fileSystemRule.get();
    StoreChannel channel = fs.open(new File("yo"), "rw");
    // Clear it because we depend on it to be zeros where we haven't written
    ByteBuffer buffer = allocateDirect(23);
    // zeros
    buffer.put(new byte[23]);
    buffer.flip();
    channel.write(buffer);
    channel = fs.open(new File("yo"), "rw");
    long longValue = 1234567890L;
    // [1].....[2]........[1234567890L]...
    buffer.clear();
    buffer.limit(1);
    buffer.put((byte) 1);
    buffer.flip();
    channel.write(buffer);
    buffer.clear();
    buffer.limit(1);
    buffer.put((byte) 2);
    buffer.flip();
    channel.position(6);
    channel.write(buffer);
    buffer.clear();
    buffer.limit(8);
    buffer.putLong(longValue);
    buffer.flip();
    channel.position(15);
    channel.write(buffer);
    assertEquals(23, channel.size());
    // Read with position
    // byte 0
    buffer.clear();
    buffer.limit(1);
    channel.read(buffer, 0);
    buffer.flip();
    assertEquals((byte) 1, buffer.get());
    // bytes 5-7
    buffer.clear();
    buffer.limit(3);
    channel.read(buffer, 5);
    buffer.flip();
    assertEquals((byte) 0, buffer.get());
    assertEquals((byte) 2, buffer.get());
    assertEquals((byte) 0, buffer.get());
    // bytes 15-23
    buffer.clear();
    buffer.limit(8);
    channel.read(buffer, 15);
    buffer.flip();
    assertEquals(longValue, buffer.getLong());
    fs.close();
}

Example 9 with EphemeralFileSystemAbstraction

use of org.neo4j.graphdb.mockfs.EphemeralFileSystemAbstraction in project neo4j by neo4j.

the class TestEphemeralFileChannel method listFiles.

@Test
public void listFiles() throws Exception {
    /* GIVEN
         *                        root
         *                       /    \
         *         ----------- dir1   dir2
         *        /       /     |       \
         *    subdir1  file  file2      file
         *       |
         *     file
         */
    EphemeralFileSystemAbstraction fs = fileSystemRule.get();
    File root = new File("/root").getCanonicalFile();
    File dir1 = new File(root, "dir1");
    File dir2 = new File(root, "dir2");
    File subdir1 = new File(dir1, "sub");
    File file1 = new File(dir1, "file");
    File file2 = new File(dir1, "file2");
    File file3 = new File(dir2, "file");
    File file4 = new File(subdir1, "file");
    fs.mkdirs(dir2);
    fs.mkdirs(dir1);
    fs.mkdirs(subdir1);
    fs.create(file1);
    fs.create(file2);
    fs.create(file3);
    fs.create(file4);
    // THEN
    assertEquals(asSet(dir1, dir2), asSet(fs.listFiles(root)));
    assertEquals(asSet(subdir1, file1, file2), asSet(fs.listFiles(dir1)));
    assertEquals(asSet(file3), asSet(fs.listFiles(dir2)));
    assertEquals(asSet(file4), asSet(fs.listFiles(subdir1)));
    fs.close();
}

Example 10 with EphemeralFileSystemAbstraction

use of org.neo4j.graphdb.mockfs.EphemeralFileSystemAbstraction in project neo4j by neo4j.

the class TestGraphProperties method produceUncleanStore.

private EphemeralFileSystemAbstraction produceUncleanStore(EphemeralFileSystemAbstraction fileSystem, File storeDir) {
    GraphDatabaseService db = new TestGraphDatabaseFactory().setFileSystem(fileSystem).newImpermanentDatabase(storeDir);
    Transaction tx = db.beginTx();
    Node node = db.createNode();
    node.setProperty("name", "Something");
    properties((GraphDatabaseAPI) db).setProperty("prop", "Some value");
    tx.success();
    tx.close();
    EphemeralFileSystemAbstraction snapshot = fileSystem.snapshot();
    db.shutdown();
    return snapshot;
}