From e6918187568dbd01842d8d1d2c808ce16a894239 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 21 Apr 2024 13:54:28 +0200
Subject: Adding upstream version 18.2.2.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/test/journal/test_Entry.cc | 96 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 96 insertions(+)
 create mode 100644 src/test/journal/test_Entry.cc

(limited to 'src/test/journal/test_Entry.cc')

diff --git a/src/test/journal/test_Entry.cc b/src/test/journal/test_Entry.cc
new file mode 100644
index 000000000..1fa3136f7
--- /dev/null
+++ b/src/test/journal/test_Entry.cc
@@ -0,0 +1,96 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#include "journal/Entry.h"
+#include "gtest/gtest.h"
+
+class TestEntry : public ::testing::Test {
+};
+
+TEST_F(TestEntry, DefaultConstructor) {
+  journal::Entry entry;
+  ASSERT_EQ(0U, entry.get_entry_tid());
+  ASSERT_EQ(0U, entry.get_tag_tid());
+
+  bufferlist data(entry.get_data());
+  bufferlist expected_data;
+  ASSERT_TRUE(data.contents_equal(expected_data));
+}
+
+TEST_F(TestEntry, Constructor) {
+  bufferlist data;
+  data.append("data");
+  journal::Entry entry(234, 123, data);
+
+  data.clear();
+  data = entry.get_data();
+
+  bufferlist expected_data;
+  expected_data.append("data");
+
+  ASSERT_EQ(123U, entry.get_entry_tid());
+  ASSERT_EQ(234U, entry.get_tag_tid());
+  ASSERT_TRUE(data.contents_equal(expected_data));
+}
+
+TEST_F(TestEntry, IsReadable) {
+  bufferlist data;
+  data.append("data");
+  journal::Entry entry(234, 123, data);
+
+  bufferlist full_bl;
+  encode(entry, full_bl);
+
+  uint32_t bytes_needed;
+  for (size_t i = 0; i < full_bl.length() - 1; ++i) {
+    bufferlist partial_bl;
+    if (i > 0) {
+      partial_bl.substr_of(full_bl, 0, i);
+    }
+    ASSERT_FALSE(journal::Entry::is_readable(partial_bl.begin(),
+                                             &bytes_needed));
+    ASSERT_GT(bytes_needed, 0U);
+  }
+  ASSERT_TRUE(journal::Entry::is_readable(full_bl.begin(), &bytes_needed));
+  ASSERT_EQ(0U, bytes_needed);
+}
+
+TEST_F(TestEntry, IsReadableBadPreamble) {
+  bufferlist data;
+  data.append("data");
+  journal::Entry entry(234, 123, data);
+
+  uint64_t stray_bytes = 0x1122334455667788;
+  bufferlist full_bl;
+  encode(stray_bytes, full_bl);
+  encode(entry, full_bl);
+
+  uint32_t bytes_needed;
+  bufferlist::iterator it = full_bl.begin();
+  ASSERT_FALSE(journal::Entry::is_readable(it, &bytes_needed));
+  ASSERT_EQ(0U, bytes_needed);
+
+  it += sizeof(stray_bytes);
+  ASSERT_TRUE(journal::Entry::is_readable(it, &bytes_needed));
+  ASSERT_EQ(0U, bytes_needed);
+}
+
+TEST_F(TestEntry, IsReadableBadCRC) {
+  bufferlist data;
+  data.append("data");
+  journal::Entry entry(234, 123, data);
+
+  bufferlist full_bl;
+  encode(entry, full_bl);
+
+  bufferlist bad_bl;
+  bad_bl.substr_of(full_bl, 0, full_bl.length() - 4);
+  encode(full_bl.crc32c(1), bad_bl);
+
+  uint32_t bytes_needed;
+  ASSERT_FALSE(journal::Entry::is_readable(bad_bl.begin(), &bytes_needed));
+  ASSERT_EQ(0U, bytes_needed);
+
+
+
+}
-- 
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