clang-tools-extra/clangd/unittests/DraftStoreTests.cpp

   1 //===-- DraftStoreTests.cpp -------------------------------------*- C++ -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #include "DraftStore.h"
  10 #include "gmock/gmock.h"
  11 #include "gtest/gtest.h"
  12
  13 namespace clang {
  14 namespace clangd {
  15 namespace {
  16
  17 TEST(DraftStore, Versions) {
  18   DraftStore DS;
  19   Path File = "foo.cpp";
  20
  21   EXPECT_EQ("25", DS.addDraft(File, "25", ""));
  22   EXPECT_EQ("25", DS.getDraft(File)->Version);
  23   EXPECT_EQ("", *DS.getDraft(File)->Contents);
  24
  25   EXPECT_EQ("26", DS.addDraft(File, "", "x"));
  26   EXPECT_EQ("26", DS.getDraft(File)->Version);
  27   EXPECT_EQ("x", *DS.getDraft(File)->Contents);
  28
  29   EXPECT_EQ("27", DS.addDraft(File, "", "x")) << "no-op change";
  30   EXPECT_EQ("27", DS.getDraft(File)->Version);
  31   EXPECT_EQ("x", *DS.getDraft(File)->Contents);
  32
  33   // We allow versions to go backwards.
  34   EXPECT_EQ("7", DS.addDraft(File, "7", "y"));
  35   EXPECT_EQ("7", DS.getDraft(File)->Version);
  36   EXPECT_EQ("y", *DS.getDraft(File)->Contents);
  37 }
  38
  39 } // namespace
  40 } // namespace clangd
  41 } // namespace clang