Create setting that disables password stores

components/os_crypt/key_storage_util_linux_unittest.cc

Index: components/os_crypt/key_storage_util_linux_unittest.cc
diff --git a/components/os_crypt/key_storage_util_linux_unittest.cc b/components/os_crypt/key_storage_util_linux_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..4a03aaad623545cd89b05292012c88b4f07114f2
--- /dev/null
+++ b/components/os_crypt/key_storage_util_linux_unittest.cc
@@ -0,0 +1,112 @@
+// Copyright 2017 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 "components/os_crypt/key_storage_util_linux.h"
+#include "base/files/file_path.h"
+#include "base/files/file_util.h"
+#include "base/logging.h"
+#include "base/macros.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace {
+
+using namespace os_crypt;
+
+class KeyStorageUtilLinuxPreferenceTest : public testing::Test {
+ public:
+  KeyStorageUtilLinuxPreferenceTest() = default;
+  ~KeyStorageUtilLinuxPreferenceTest() override = default;
+
+  void SetUp() override {
+    ASSERT_TRUE(base::CreateNewTempDirectory("", &fake_user_data_dir_));
+  }
+
+  void TearDown() override {
+    ASSERT_TRUE(base::DeleteFile(fake_user_data_dir_, true));
+  }
+
+ protected:
+  base::FilePath fake_user_data_dir_;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(KeyStorageUtilLinuxPreferenceTest);
+};
+
+TEST_F(KeyStorageUtilLinuxPreferenceTest, FirstTimeDefaultsToTrue) {
+  EXPECT_TRUE(GetBackendUse(fake_user_data_dir_));
+}
+
+TEST_F(KeyStorageUtilLinuxPreferenceTest, SetToTrue) {
+  EXPECT_TRUE(WriteBackendUse(fake_user_data_dir_, true));
+  EXPECT_TRUE(GetBackendUse(fake_user_data_dir_));
+}
+
+TEST_F(KeyStorageUtilLinuxPreferenceTest, SetToFalse) {
+  EXPECT_TRUE(WriteBackendUse(fake_user_data_dir_, false));
+  EXPECT_FALSE(GetBackendUse(fake_user_data_dir_));
+}
+
+TEST_F(KeyStorageUtilLinuxPreferenceTest, MultipleWrites) {
+  EXPECT_TRUE(WriteBackendUse(fake_user_data_dir_, false));
+  EXPECT_FALSE(GetBackendUse(fake_user_data_dir_));
+
+  EXPECT_TRUE(WriteBackendUse(fake_user_data_dir_, true));
+  EXPECT_TRUE(GetBackendUse(fake_user_data_dir_));
+
+  EXPECT_TRUE(WriteBackendUse(fake_user_data_dir_, false));
+  EXPECT_FALSE(GetBackendUse(fake_user_data_dir_));
+}
+
+class KeyStorageUtilLinuxTest : public testing::Test {
+ public:
+  KeyStorageUtilLinuxTest() = default;
+  ~KeyStorageUtilLinuxTest() override = default;
+
+  void SetUp() override {}
+
+  void TearDown() override {}
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(KeyStorageUtilLinuxTest);
+};
+
+TEST_F(KeyStorageUtilLinuxTest, PasswordStoreFlagOverrides) {
+  SelectedLinuxBackend selected;
+
+  selected = SelectBackend(
+      "basic", true, base::nix::DesktopEnvironment::DESKTOP_ENVIRONMENT_GNOME);
+  EXPECT_EQ(selected, SelectedLinuxBackend::BASIC_TEXT);
+
+  selected =
+      SelectBackend("gnome-libsecret", false,
+                    base::nix::DesktopEnvironment::DESKTOP_ENVIRONMENT_KDE4);
+  EXPECT_EQ(selected, SelectedLinuxBackend::GNOME_LIBSECRET);
+
+  selected =
+      SelectBackend("gnome-libsecret", true,
+                    base::nix::DesktopEnvironment::DESKTOP_ENVIRONMENT_KDE4);
+  EXPECT_EQ(selected, SelectedLinuxBackend::GNOME_LIBSECRET);
+}
+
+TEST_F(KeyStorageUtilLinuxTest, IgnoreBackends) {
+  SelectedLinuxBackend selected;
+
+  selected = SelectBackend(
+      "", true, base::nix::DesktopEnvironment::DESKTOP_ENVIRONMENT_GNOME);
+  EXPECT_EQ(selected, SelectedLinuxBackend::GNOME_ANY);
+
+  selected = SelectBackend(
+      "", false, base::nix::DesktopEnvironment::DESKTOP_ENVIRONMENT_GNOME);
+  EXPECT_EQ(selected, SelectedLinuxBackend::BASIC_TEXT);
+
+  selected = SelectBackend(
+      "", true, base::nix::DesktopEnvironment::DESKTOP_ENVIRONMENT_KDE5);
+  EXPECT_EQ(selected, SelectedLinuxBackend::KWALLET5);
+
+  selected = SelectBackend(
+      "", false, base::nix::DesktopEnvironment::DESKTOP_ENVIRONMENT_KDE5);
+  EXPECT_EQ(selected, SelectedLinuxBackend::BASIC_TEXT);
+}
+
+}  // namespace os_crypt