Examples with DelegateFileSystemAbstraction org.neo4j.io.fs.DelegateFileSystemAbstraction used on opensource projects

Example 1 with DelegateFileSystemAbstraction

use of org.neo4j.io.fs.DelegateFileSystemAbstraction in project neo4j by neo4j.

the class ConfigurableStandalonePageCacheFactoryTest method mustAutomaticallyStartEvictionThread.

@Test(timeout = 10000)
public void mustAutomaticallyStartEvictionThread() throws IOException {
    try (FileSystemAbstraction fs = new DelegateFileSystemAbstraction(Jimfs.newFileSystem(jimConfig()))) {
        File file = new File("/a").getCanonicalFile();
        fs.create(file).close();
        try (PageCache cache = ConfigurableStandalonePageCacheFactory.createPageCache(fs);
            PagedFile pf = cache.map(file, 4096);
            PageCursor cursor = pf.io(0, PagedFile.PF_SHARED_WRITE_LOCK)) {
            // If the eviction thread has not been started, then this test will block forever.
            for (int i = 0; i < 10_000; i++) {
                assertTrue(cursor.next());
                cursor.putInt(42);
            }
        }
    }
}