1 files changed, 82 insertions, 0 deletions
diff --git a/src/test/cpp/util/binarycompare.cpp b/src/test/cpp/util/binarycompare.cpp
new file mode 100644
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--- /dev/null
+++ b/src/test/cpp/util/binarycompare.cpp
@@ -0,0 +1,82 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership. * The ASF licenses this file to You 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.
+ */
+
+#include "binarycompare.h"
+#include <apr_file_io.h>
+#include <log4cxx/helpers/pool.h>
+#include "../logunit.h"
+#include <apr_pools.h>
+#include <apr_strings.h>
+
+using namespace log4cxx;
+using namespace log4cxx::util;
+using namespace log4cxx::helpers;
+
+void BinaryCompare::compare(const char* filename1,
+                            const char* filename2) {
+    Pool p;
+    apr_pool_t* pool = p.getAPRPool();
+    apr_file_t* file1;
+    apr_int32_t flags = APR_FOPEN_READ;
+    apr_fileperms_t perm = APR_OS_DEFAULT;
+    apr_status_t stat1 = apr_file_open(&file1,
+        filename1, flags, perm, pool);
+    if (stat1 != APR_SUCCESS) {
+      LOGUNIT_FAIL(std::string("Unable to open ") + filename1);
+    }
+
+    apr_file_t* file2;
+    apr_status_t stat2 = apr_file_open(&file2,
+        filename2, flags, perm, pool);
+    if (stat2 != APR_SUCCESS) {
+      LOGUNIT_FAIL(std::string("Unable to open ") + filename2);
+    }
+
+    enum { BUFSIZE = 1024 };
+    char* contents1 = (char*) apr_palloc(pool, BUFSIZE);
+    char* contents2 = (char*) apr_palloc(pool, BUFSIZE);
+    memset(contents1, 0, BUFSIZE);
+    memset(contents2, 0, BUFSIZE);
+    apr_size_t bytesRead1 = BUFSIZE;
+    apr_size_t bytesRead2 = BUFSIZE;
+
+    stat1 = apr_file_read(file1, contents1, &bytesRead1);
+    if (stat1 != APR_SUCCESS) {
+      LOGUNIT_FAIL(std::string("Unable to read ") + filename1);
+    }
+
+    stat2 = apr_file_read(file2, contents2, &bytesRead2);
+    if (stat2 != APR_SUCCESS) {
+      LOGUNIT_FAIL(std::string("Unable to read ") + filename2);
+    }
+
+    for (int i = 0; i < BUFSIZE; i++) {
+       if (contents1[i] != contents2[i]) {
+         std::string msg("Contents differ at position ");
+         msg += apr_itoa(pool, i);
+         msg += ": [";
+         msg += filename1;
+         msg += "] has ";
+         msg += apr_itoa(pool, contents1[i]);
+         msg += ", [";
+         msg += filename2;
+         msg += "] has ";
+         msg += apr_itoa(pool, contents2[i]);
+         msg += ".";
+         LOGUNIT_FAIL(msg);
+       }
+    }
+}