[sql] Test recovery of corrupt golden file.

Manually modify a SQLite database to have the problem described by the
bug, then test that it can be recovered.

Also, infrastructure to introduce testing data to sql/ tests.

BUG=387868

Review URL: https://codereview.chromium.org/355093003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@282197 0039d316-1c4b-4281-b951-d872f2087c98

9 files changed, 221 insertions, 2 deletions

diff --git a/sql/BUILD.gn b/sql/BUILD.gn
index d672841..2029dc3 100644
--- a/sql/BUILD.gn
+++ b/sql/BUILD.gn
@@ -56,6 +56,11 @@ test("sql_unittests") {
     "recovery_unittest.cc",
     "sqlite_features_unittest.cc",
     "statement_unittest.cc",
+    "test/paths.cc",
+    "test/paths.h",
+    "test/run_all_unittests.cc",
+    "test/sql_test_suite.cc",
+    "test/sql_test_suite.h",
     "transaction_unittest.cc",
   ]
 
@@ -67,7 +72,7 @@ test("sql_unittests") {
     ":sql",
     ":test_support",
     "//base/allocator",
-    "//base/test:run_all_unittests",
+    "//base/test:test_support",
     "//testing/gtest",
     "//third_party/sqlite",
   ]
diff --git a/sql/recovery_unittest.cc b/sql/recovery_unittest.cc
index ce3884b..201966d 100644
--- a/sql/recovery_unittest.cc
+++ b/sql/recovery_unittest.cc
@@ -5,13 +5,16 @@
 #include <string>
 
 #include "base/bind.h"
+#include "base/file_util.h"
 #include "base/files/file_path.h"
 #include "base/files/scoped_temp_dir.h"
+#include "base/path_service.h"
 #include "base/strings/string_number_conversions.h"
 #include "sql/connection.h"
 #include "sql/meta_table.h"
 #include "sql/recovery.h"
 #include "sql/statement.h"
+#include "sql/test/paths.h"
 #include "sql/test/scoped_error_ignorer.h"
 #include "sql/test/test_helpers.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ -683,6 +686,35 @@ TEST_F(SQLRecoveryTest, AutoRecoverTableExtendColumns) {
   ASSERT_EQ(orig_schema, GetSchema(&db()));
   ASSERT_EQ(orig_data, ExecuteWithResults(&db(), kXSql, "|", "\n"));
 }
+
+// Recover a golden file where an interior page has been manually modified so
+// that the number of cells is greater than will fit on a single page.  This
+// case happened in <http://crbug.com/387868>.
+TEST_F(SQLRecoveryTest, Bug387868) {
+  base::FilePath golden_path;
+  ASSERT_TRUE(PathService::Get(sql::test::DIR_TEST_DATA, &golden_path));
+  golden_path = golden_path.AppendASCII("recovery_387868");
+  db().Close();
+  ASSERT_TRUE(base::CopyFile(golden_path, db_path()));
+  ASSERT_TRUE(Reopen());
+
+  {
+    scoped_ptr<sql::Recovery> recovery = sql::Recovery::Begin(&db(), db_path());
+    ASSERT_TRUE(recovery.get());
+
+    // Create the new version of the table.
+    const char kCreateSql[] =
+        "CREATE TABLE x (id INTEGER PRIMARY KEY, t0 TEXT)";
+    ASSERT_TRUE(recovery->db()->Execute(kCreateSql));
+
+    size_t rows = 0;
+    EXPECT_TRUE(recovery->AutoRecoverTable("x", 0, &rows));
+    EXPECT_EQ(43u, rows);
+
+    // Successfully recovered.
+    EXPECT_TRUE(sql::Recovery::Recovered(recovery.Pass()));
+  }
+}
 #endif  // !defined(USE_SYSTEM_SQLITE)
 
 }  // namespace
diff --git a/sql/sql.gyp b/sql/sql.gyp
index 37c6ae7..975cd12 100644
--- a/sql/sql.gyp
+++ b/sql/sql.gyp
@@ -80,7 +80,6 @@
       'dependencies': [
         'sql',
         'test_support_sql',
-        '../base/base.gyp:run_all_unittests',
         '../base/base.gyp:test_support_base',
         '../testing/gtest.gyp:gtest',
         '../third_party/sqlite/sqlite.gyp:sqlite',
@@ -91,6 +90,11 @@
         'recovery_unittest.cc',
         'sqlite_features_unittest.cc',
         'statement_unittest.cc',
+        'test/paths.cc',
+        'test/paths.h',
+        'test/run_all_unittests.cc',
+        'test/sql_test_suite.cc',
+        'test/sql_test_suite.h',
         'transaction_unittest.cc',
       ],
       'include_dirs': [
@@ -132,5 +136,23 @@
         },
       ],
     }],
+    ['test_isolation_mode != "noop"', {
+      'targets': [
+        {
+          'target_name': 'sql_unittests_run',
+          'type': 'none',
+          'dependencies': [
+            'sql_unittests',
+          ],
+          'includes': [
+            '../build/isolate.gypi',
+            'sql_unittests.isolate',
+          ],
+          'sources': [
+            'sql_unittests.isolate',
+          ],
+        },
+      ],
+    }],
   ],
 }
diff --git a/sql/sql_unittests.isolate b/sql/sql_unittests.isolate
new file mode 100644
index 0000000..75e776d
--- /dev/null
+++ b/sql/sql_unittests.isolate
@@ -0,0 +1,17 @@
+# Copyright 2014 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+{
+  'conditions': [
+    ['OS=="android" or OS=="linux" or OS=="mac" or OS=="win"', {
+      'variables': {
+        'isolate_dependency_untracked': [
+          'test/data/',
+        ],
+      },
+    }],
+  ],
+  'includes': [
+    '../base/base.isolate',
+  ],
+}
diff --git a/sql/test/paths.cc b/sql/test/paths.cc
new file mode 100644
index 0000000..df579341
--- /dev/null
+++ b/sql/test/paths.cc
@@ -0,0 +1,48 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "sql/test/paths.h"
+
+#include "base/file_util.h"
+#include "base/files/file_path.h"
+#include "base/path_service.h"
+
+namespace sql {
+namespace test {
+
+namespace {
+
+bool PathProvider(int key, base::FilePath* result) {
+  base::FilePath cur;
+  switch (key) {
+    // The following are only valid in the development environment, and
+    // will fail if executed from an installed executable (because the
+    // generated path won't exist).
+    case DIR_TEST_DATA:
+      if (!PathService::Get(base::DIR_SOURCE_ROOT, &cur))
+        return false;
+      cur = cur.Append(FILE_PATH_LITERAL("sql"));
+      cur = cur.Append(FILE_PATH_LITERAL("test"));
+      cur = cur.Append(FILE_PATH_LITERAL("data"));
+      if (!base::PathExists(cur))  // we don't want to create this
+        return false;
+      break;
+    default:
+      return false;
+  }
+
+  *result = cur;
+  return true;
+}
+
+}  // namespace
+
+// This cannot be done as a static initializer sadly since Visual Studio will
+// eliminate this object file if there is no direct entry point into it.
+void RegisterPathProvider() {
+  PathService::RegisterProvider(PathProvider, PATH_START, PATH_END);
+}
+
+}  // namespace test
+}  // namespace sql
diff --git a/sql/test/paths.h b/sql/test/paths.h
new file mode 100644
index 0000000..d932106c
--- /dev/null
+++ b/sql/test/paths.h
@@ -0,0 +1,25 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef SQL_TEST_PATHS_H_
+#define SQL_TEST_PATHS_H_
+
+namespace sql {
+namespace test {
+
+enum {
+  PATH_START = 10000,
+
+  // Valid only in testing environments.
+  DIR_TEST_DATA,
+  PATH_END
+};
+
+// Call once to register the provider for the path keys defined above.
+void RegisterPathProvider();
+
+}  // namespace test
+}  // namespace sql
+
+#endif  // SQL_TEST_PATHS_H_
diff --git a/sql/test/run_all_unittests.cc b/sql/test/run_all_unittests.cc
new file mode 100644
index 0000000..85ceac0
--- /dev/null
+++ b/sql/test/run_all_unittests.cc
@@ -0,0 +1,16 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "base/bind.h"
+#include "base/test/launcher/unit_test_launcher.h"
+#include "sql/test/sql_test_suite.h"
+
+int main(int argc, char** argv) {
+  sql::SQLTestSuite test_suite(argc, argv);
+
+  return base::LaunchUnitTests(
+      argc,
+      argv,
+      base::Bind(&sql::SQLTestSuite::Run, base::Unretained(&test_suite)));
+}
diff --git a/sql/test/sql_test_suite.cc b/sql/test/sql_test_suite.cc
new file mode 100644
index 0000000..bfda3a0
--- /dev/null
+++ b/sql/test/sql_test_suite.cc
@@ -0,0 +1,25 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "sql/test/sql_test_suite.h"
+
+#include "sql/test/paths.h"
+
+namespace sql {
+
+SQLTestSuite::SQLTestSuite(int argc, char** argv)
+    : base::TestSuite(argc, argv) {}
+
+SQLTestSuite::~SQLTestSuite() {}
+
+void SQLTestSuite::Initialize() {
+  base::TestSuite::Initialize();
+  sql::test::RegisterPathProvider();
+}
+
+void SQLTestSuite::Shutdown() {
+  base::TestSuite::Shutdown();
+}
+
+}  // namespace sql
diff --git a/sql/test/sql_test_suite.h b/sql/test/sql_test_suite.h
new file mode 100644
index 0000000..3c15373
--- /dev/null
+++ b/sql/test/sql_test_suite.h
@@ -0,0 +1,29 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef SQL_TEST_SQL_TEST_SUITE_H_
+#define SQL_TEST_SQL_TEST_SUITE_H_
+
+#include "base/macros.h"
+#include "base/test/test_suite.h"
+
+namespace sql {
+
+class SQLTestSuite : public base::TestSuite {
+ public:
+  SQLTestSuite(int argc, char** argv);
+  virtual ~SQLTestSuite();
+
+ protected:
+  // Overridden from base::TestSuite:
+  virtual void Initialize() OVERRIDE;
+  virtual void Shutdown() OVERRIDE;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(SQLTestSuite);
+};
+
+}  // namespace sql
+
+#endif  // SQL_TEST_SQL_TEST_SUITE_H_