From aed821d45d18dc587435d7e42da63ef5fd109a30 Mon Sep 17 00:00:00 2001
From: cramakri <cramakri>
Date: Tue, 8 Feb 2011 12:35:05 +0000
Subject: [PATCH] LMS-2033 Added utility class to match lines from the logger.
SVN: 19809
---
.../cisd/common/logging/LogMatcher.java | 72 +++++++++++++++++++
1 file changed, 72 insertions(+)
create mode 100644 common/sourceTest/java/ch/systemsx/cisd/common/logging/LogMatcher.java
diff --git a/common/sourceTest/java/ch/systemsx/cisd/common/logging/LogMatcher.java b/common/sourceTest/java/ch/systemsx/cisd/common/logging/LogMatcher.java
new file mode 100644
index 00000000000..78bb21bb086
--- /dev/null
+++ b/common/sourceTest/java/ch/systemsx/cisd/common/logging/LogMatcher.java
@@ -0,0 +1,72 @@
+/*
+ * Copyright 2011 ETH Zuerich, CISD
+ *
+ * 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 ch.systemsx.cisd.common.logging;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.StringReader;
+
+/**
+ * @author Chandrasekhar Ramakrishnan
+ */
+public class LogMatcher
+{
+ private final BufferedAppender logRecorder;
+
+ private final String[] expectedLines;
+
+ public LogMatcher(BufferedAppender logRecorder, String... expectedLines)
+ {
+ this.logRecorder = logRecorder;
+ this.expectedLines = expectedLines;
+ }
+
+ public void assertMatches()
+ {
+ try
+ {
+ BufferedReader reader =
+ new BufferedReader(new StringReader(logRecorder.getLogContent()));
+
+ int lineNumber = 0;
+ for (String expectedLine : expectedLines)
+ {
+ String actualLine;
+ actualLine = reader.readLine();
+ if (false == actualLine.matches(expectedLine))
+ {
+ throw new AssertionError(format("Line " + lineNumber, expectedLine, actualLine));
+ }
+ ++lineNumber;
+ }
+ } catch (IOException ex)
+ {
+ // Ignore, we are reading from a string
+ }
+ }
+
+ private String format(String message, Object expected, Object actual)
+ {
+ String formatted = "";
+ if (message != null)
+ {
+ formatted = message + " ";
+ }
+
+ return formatted + "expected:<" + expected + "> but was:<" + actual + ">";
+ }
+}
\ No newline at end of file
--
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