diff options
| author | Brian S. O'Neill <bronee@gmail.com> | 2006-10-14 17:43:50 +0000 |
|---|---|---|
| committer | Brian S. O'Neill <bronee@gmail.com> | 2006-10-14 17:43:50 +0000 |
| commit | 556add974e66ba495e882515a822eb50f10e88ee (patch) | |
| tree | db4e7726fa4cea91233f1dd1adc04917306e0ea6 /src/test/java/com/amazon/carbonado/TestUtilities.java | |
| parent | 3df73d90a65115d9fdcf4b8596971e957c6bce2d (diff) | |
Added layout tests.
Diffstat (limited to 'src/test/java/com/amazon/carbonado/TestUtilities.java')
| -rw-r--r-- | src/test/java/com/amazon/carbonado/TestUtilities.java | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/src/test/java/com/amazon/carbonado/TestUtilities.java b/src/test/java/com/amazon/carbonado/TestUtilities.java new file mode 100644 index 0000000..65b4a13 --- /dev/null +++ b/src/test/java/com/amazon/carbonado/TestUtilities.java @@ -0,0 +1,140 @@ +/*
+ * Copyright 2006 Amazon Technologies, Inc. or its affiliates.
+ * Amazon, Amazon.com and Carbonado are trademarks or registered trademarks
+ * of Amazon Technologies, Inc. or its affiliates. All rights reserved.
+ *
+ * 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 com.amazon.carbonado;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.Random;
+
+import com.amazon.carbonado.repo.sleepycat.BDBRepositoryBuilder;
+
+/**
+ * TestUtilities
+ *
+ * @author Don Schneider
+ * @author Brian S O'Neill
+ */
+public class TestUtilities {
+ public static final String FILE_PATH_KEY = "filepath";
+
+ // Keep memory usage low to prevent spurious out-of-memory errors while running tests.
+ private static final int DEFAULT_CAPACITY = 100000;
+
+ private static final Random sRandom = new Random();
+
+ public static String makeTestDirectoryString(String nameElement) {
+ return makeTestDirectory(nameElement).getAbsolutePath();
+ }
+
+ public static File makeTestDirectory(String nameElement) {
+ String dirPath = System.getProperty(FILE_PATH_KEY);
+ File dir;
+ if (dirPath == null) {
+ dir = new File(new File(System.getProperty("java.io.tmpdir")), "carbonado-test");
+ } else {
+ dir = new File(dirPath);
+ }
+ String path = nameElement + '-' + System.currentTimeMillis() + '-' + sRandom.nextInt(1000);
+ File file = new File(dir, path);
+ try {
+ // For better error reporting
+ file = file.getCanonicalFile();
+ } catch (IOException e) {
+ // Ignore.
+ }
+ // BDBRepositoryBuilder will make directory if it doesn't exist.
+ return file;
+ }
+
+ public static Repository buildTempRepository() {
+ return buildTempRepository("test");
+ }
+
+ public static Repository buildTempRepository(String name) {
+ return buildTempRepository(name, DEFAULT_CAPACITY);
+ }
+
+ public static Repository buildTempRepository(String name, int capacity) {
+ BDBRepositoryBuilder builder = new BDBRepositoryBuilder();
+ builder.setProduct("JE");
+ builder.setName(name);
+ builder.setTransactionNoSync(true);
+ builder.setCacheSize(capacity);
+ builder.setLogInMemory(true);
+
+ if (sTempRepoDir == null) {
+ sTempRepoDir = makeTestDirectoryString(name);
+ }
+
+ builder.setEnvironmentHome(sTempRepoDir);
+
+ try {
+ return builder.build();
+ } catch (RepositoryException e) {
+ throw new UnsupportedOperationException("Could not create repository", e);
+ }
+ }
+
+ private static String sTempRepoDir;
+
+ private static String sAlphabet = "abcdefghijklmnopqrstuvwxyz";
+ private static Random sNumbers = new Random();
+
+ public static void sAddRandomWord(StringBuffer buffer, int aCount) {
+ sAddRandomWord(buffer, aCount, sNumbers);
+ }
+
+ public static void sAddRandomWord(StringBuffer buffer, int aCount, Random rnd) {
+ int position = rnd.nextInt(sAlphabet.length());
+ char c = sAlphabet.charAt(position);
+ for (int i = 0; i < aCount; i++) {
+ buffer.append(c);
+ }
+ }
+
+ public static String sRandomText(int aMin, int aMax) {
+ return sRandomText(aMin, aMax, sNumbers);
+ }
+
+ public static String sRandomText(int aMin, int aMax, Random rnd) {
+ return sRandomText(rnd.nextInt(aMax-aMin) + aMin, rnd);
+ }
+
+ public static String sRandomText(int aCount) {
+ return sRandomText(aCount, sNumbers);
+ }
+
+ public static String sRandomText(int aCount, Random rnd) {
+ if (aCount <= 0) {
+ return "";
+ }
+
+ final StringBuffer buffer = new StringBuffer(aCount);
+ int filled = 0;
+ while (filled<aCount) {
+ int wordsize = rnd.nextInt(Math.min(10, aCount - filled)) + 1;
+ sAddRandomWord(buffer, wordsize, rnd);
+ filled += wordsize;
+ if (filled<aCount) {
+ buffer.append(' ');
+ filled++;
+ }
+ }
+ return buffer.toString();
+ }
+}
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