| /* |
| * Copyright (C) 2009, Google Inc. and others |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Distribution License v. 1.0 which is available at |
| * https://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| |
| package org.eclipse.jgit.internal.storage.file; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.fail; |
| |
| import org.eclipse.jgit.junit.RepositoryTestCase; |
| import org.eclipse.jgit.storage.file.WindowCacheConfig; |
| import org.junit.Test; |
| |
| public class WindowCacheReconfigureTest extends RepositoryTestCase { |
| @Test |
| public void testConfigureCache_PackedGitLimit_0() { |
| try { |
| final WindowCacheConfig cfg = new WindowCacheConfig(); |
| cfg.setPackedGitLimit(0); |
| cfg.install(); |
| fail("incorrectly permitted PackedGitLimit = 0"); |
| } catch (IllegalArgumentException e) { |
| // |
| } |
| } |
| |
| @Test |
| public void testConfigureCache_PackedGitWindowSize_0() { |
| try { |
| final WindowCacheConfig cfg = new WindowCacheConfig(); |
| cfg.setPackedGitWindowSize(0); |
| cfg.install(); |
| fail("incorrectly permitted PackedGitWindowSize = 0"); |
| } catch (IllegalArgumentException e) { |
| assertEquals("Invalid window size", e.getMessage()); |
| } |
| } |
| |
| @Test |
| public void testConfigureCache_PackedGitWindowSize_512() { |
| try { |
| final WindowCacheConfig cfg = new WindowCacheConfig(); |
| cfg.setPackedGitWindowSize(512); |
| cfg.install(); |
| fail("incorrectly permitted PackedGitWindowSize = 512"); |
| } catch (IllegalArgumentException e) { |
| assertEquals("Invalid window size", e.getMessage()); |
| } |
| } |
| |
| @Test |
| public void testConfigureCache_PackedGitWindowSize_4097() { |
| try { |
| final WindowCacheConfig cfg = new WindowCacheConfig(); |
| cfg.setPackedGitWindowSize(4097); |
| cfg.install(); |
| fail("incorrectly permitted PackedGitWindowSize = 4097"); |
| } catch (IllegalArgumentException e) { |
| assertEquals("Window size must be power of 2", e.getMessage()); |
| } |
| } |
| |
| @Test |
| public void testConfigureCache_PackedGitOpenFiles_0() { |
| try { |
| final WindowCacheConfig cfg = new WindowCacheConfig(); |
| cfg.setPackedGitOpenFiles(0); |
| cfg.install(); |
| fail("incorrectly permitted PackedGitOpenFiles = 0"); |
| } catch (IllegalArgumentException e) { |
| assertEquals("Open files must be >= 1", e.getMessage()); |
| } |
| } |
| |
| @Test |
| public void testConfigureCache_PackedGitWindowSizeAbovePackedGitLimit() { |
| try { |
| final WindowCacheConfig cfg = new WindowCacheConfig(); |
| cfg.setPackedGitLimit(1024); |
| cfg.setPackedGitWindowSize(8192); |
| cfg.install(); |
| fail("incorrectly permitted PackedGitWindowSize > PackedGitLimit"); |
| } catch (IllegalArgumentException e) { |
| assertEquals("Window size must be < limit", e.getMessage()); |
| } |
| } |
| |
| @Test |
| public void testConfigureCache_Limits1() { |
| // This test is just to force coverage over some lower bounds for |
| // the table. We don't want the table to wind up with too small |
| // of a size. This is highly dependent upon the table allocation |
| // algorithm actually implemented in WindowCache. |
| // |
| final WindowCacheConfig cfg = new WindowCacheConfig(); |
| cfg.setPackedGitLimit(6 * 4096 / 5); |
| cfg.setPackedGitWindowSize(4096); |
| cfg.install(); |
| } |
| } |