[ceph.git] / ceph / src / test / librbd / operation / test_mock_ResizeRequest.cc

// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab

#include "test/librbd/test_mock_fixture.h"
#include "test/librbd/test_support.h"
#include "test/librbd/mock/MockImageCtx.h"
#include "test/librados_test_stub/MockTestMemIoCtxImpl.h"
#include "common/bit_vector.hpp"
#include "librbd/internal.h"
#include "librbd/ObjectMap.h"
#include "librbd/operation/ResizeRequest.h"
#include "librbd/operation/TrimRequest.h"
#include "gmock/gmock.h"
#include "gtest/gtest.h"

namespace librbd {
namespace operation {

template <>
class TrimRequest<MockImageCtx> {
public:
  static TrimRequest *s_instance;
  static TrimRequest *create(MockImageCtx &image_ctx, Context *on_finish,
                             uint64_t original_size, uint64_t new_size,
                             ProgressContext &prog_ctx) {
    assert(s_instance != nullptr);
    s_instance->on_finish = on_finish;
    return s_instance;
  }

  Context *on_finish = nullptr;

  TrimRequest() {
    s_instance = this;
  }

  MOCK_METHOD0(send, void());
};

TrimRequest<MockImageCtx> *TrimRequest<MockImageCtx>::s_instance = nullptr;

} // namespace operation
} // namespace librbd

// template definitions
#include "librbd/operation/ResizeRequest.cc"
#include "librbd/operation/TrimRequest.cc"

namespace librbd {
namespace operation {

using ::testing::_;
using ::testing::DoAll;
using ::testing::InSequence;
using ::testing::Return;
using ::testing::StrEq;
using ::testing::WithArg;

class TestMockOperationResizeRequest : public TestMockFixture {
public:
  typedef ResizeRequest<MockImageCtx> MockResizeRequest;
  typedef TrimRequest<MockImageCtx> MockTrimRequest;

  void expect_block_writes(MockImageCtx &mock_image_ctx, int r) {
    EXPECT_CALL(*mock_image_ctx.io_work_queue, block_writes(_))
                  .WillOnce(CompleteContext(r, mock_image_ctx.image_ctx->op_work_queue));
  }

  void expect_unblock_writes(MockImageCtx &mock_image_ctx) {
    EXPECT_CALL(*mock_image_ctx.io_work_queue, unblock_writes())
                  .Times(1);
  }

  void expect_is_lock_owner(MockImageCtx &mock_image_ctx) {
    if (mock_image_ctx.exclusive_lock != nullptr) {
      EXPECT_CALL(*mock_image_ctx.exclusive_lock, is_lock_owner())
                    .WillOnce(Return(true));
    }
  }

  void expect_grow_object_map(MockImageCtx &mock_image_ctx) {
    if (mock_image_ctx.object_map != nullptr) {
      expect_is_lock_owner(mock_image_ctx);
      EXPECT_CALL(*mock_image_ctx.object_map, aio_resize(_, _, _))
                    .WillOnce(WithArg<2>(CompleteContext(0, mock_image_ctx.image_ctx->op_work_queue)));
    }
  }

  void expect_shrink_object_map(MockImageCtx &mock_image_ctx) {
    if (mock_image_ctx.object_map != nullptr) {
      expect_is_lock_owner(mock_image_ctx);
      EXPECT_CALL(*mock_image_ctx.object_map, aio_resize(_, _, _))
                    .WillOnce(WithArg<2>(CompleteContext(0, mock_image_ctx.image_ctx->op_work_queue)));
    }
  }

  void expect_update_header(MockImageCtx &mock_image_ctx, int r) {
    if (mock_image_ctx.old_format) {
      EXPECT_CALL(get_mock_io_ctx(mock_image_ctx.md_ctx),
                  write(mock_image_ctx.header_oid, _, _, _, _))
                    .WillOnce(Return(r));
    } else {
      expect_is_lock_owner(mock_image_ctx);
      EXPECT_CALL(get_mock_io_ctx(mock_image_ctx.md_ctx),
                  exec(mock_image_ctx.header_oid, _, StrEq("rbd"), StrEq("set_size"), _, _, _))
                    .WillOnce(Return(r));
    }
  }

  void expect_trim(MockImageCtx &mock_image_ctx,
                   MockTrimRequest &mock_trim_request, int r) {
    EXPECT_CALL(mock_trim_request, send())
                  .WillOnce(FinishRequest(&mock_trim_request, r, &mock_image_ctx));
  }

  void expect_flush_cache(MockImageCtx &mock_image_ctx, int r) {
    if (!mock_image_ctx.image_ctx->cache) {
      return;
    }
    EXPECT_CALL(mock_image_ctx, flush_cache(_))
                  .WillOnce(CompleteContext(r, static_cast<ContextWQ*>(NULL)));
    expect_op_work_queue(mock_image_ctx);
  }

  void expect_invalidate_cache(MockImageCtx &mock_image_ctx, int r) {
    if (!mock_image_ctx.image_ctx->cache) {
      return;
    }
    EXPECT_CALL(mock_image_ctx, invalidate_cache(false, _))
                   .WillOnce(WithArg<1>(CompleteContext(r, static_cast<ContextWQ*>(NULL))));
    expect_op_work_queue(mock_image_ctx);
  }

  void expect_resize_object_map(MockImageCtx &mock_image_ctx,
                                uint64_t new_size) {
    EXPECT_CALL(*mock_image_ctx.object_map, aio_resize(new_size, _, _))
                  .WillOnce(WithArg<2>(CompleteContext(0, mock_image_ctx.image_ctx->op_work_queue)));
  }

  int when_resize(MockImageCtx &mock_image_ctx, uint64_t new_size,
                  bool allow_shrink, uint64_t journal_op_tid,
                  bool disable_journal) {
    C_SaferCond cond_ctx;
    librbd::NoOpProgressContext prog_ctx;
    MockResizeRequest *req = new MockResizeRequest(
      mock_image_ctx, &cond_ctx, new_size, allow_shrink, prog_ctx,
      journal_op_tid, disable_journal);
    {
      RWLock::RLocker owner_locker(mock_image_ctx.owner_lock);
      req->send();
    }
    return cond_ctx.wait();
  }
};

TEST_F(TestMockOperationResizeRequest, NoOpSuccess) {
  librbd::ImageCtx *ictx;
  ASSERT_EQ(0, open_image(m_image_name, &ictx));

  MockImageCtx mock_image_ctx(*ictx);
  MockExclusiveLock mock_exclusive_lock;
  MockJournal mock_journal;
  MockObjectMap mock_object_map;
  initialize_features(ictx, mock_image_ctx, mock_exclusive_lock, mock_journal,
                      mock_object_map);

  InSequence seq;
  expect_block_writes(mock_image_ctx, 0);
  expect_append_op_event(mock_image_ctx, true, 0);
  expect_unblock_writes(mock_image_ctx);
  expect_commit_op_event(mock_image_ctx, 0);
  ASSERT_EQ(0, when_resize(mock_image_ctx, ictx->size, true, 0, false));
}

TEST_F(TestMockOperationResizeRequest, GrowSuccess) {
  librbd::ImageCtx *ictx;
  ASSERT_EQ(0, open_image(m_image_name, &ictx));

  MockImageCtx mock_image_ctx(*ictx);
  MockExclusiveLock mock_exclusive_lock;
  MockJournal mock_journal;
  MockObjectMap mock_object_map;
  initialize_features(ictx, mock_image_ctx, mock_exclusive_lock, mock_journal,
                      mock_object_map);

  InSequence seq;
  expect_block_writes(mock_image_ctx, 0);
  expect_append_op_event(mock_image_ctx, true, 0);
  expect_unblock_writes(mock_image_ctx);
  expect_grow_object_map(mock_image_ctx);
  expect_block_writes(mock_image_ctx, 0);
  expect_update_header(mock_image_ctx, 0);
  expect_unblock_writes(mock_image_ctx);
  expect_commit_op_event(mock_image_ctx, 0);
  ASSERT_EQ(0, when_resize(mock_image_ctx, ictx->size * 2, true, 0, false));
}

TEST_F(TestMockOperationResizeRequest, ShrinkSuccess) {
  librbd::ImageCtx *ictx;
  ASSERT_EQ(0, open_image(m_image_name, &ictx));

  MockImageCtx mock_image_ctx(*ictx);
  MockExclusiveLock mock_exclusive_lock;
  MockJournal mock_journal;
  MockObjectMap mock_object_map;
  initialize_features(ictx, mock_image_ctx, mock_exclusive_lock, mock_journal,
                      mock_object_map);

  InSequence seq;
  expect_block_writes(mock_image_ctx, 0);
  expect_append_op_event(mock_image_ctx, true, 0);
  expect_unblock_writes(mock_image_ctx);

  MockTrimRequest mock_trim_request;
  expect_flush_cache(mock_image_ctx, 0);
  expect_invalidate_cache(mock_image_ctx, 0);
  expect_trim(mock_image_ctx, mock_trim_request, 0);
  expect_block_writes(mock_image_ctx, 0);
  expect_update_header(mock_image_ctx, 0);
  expect_shrink_object_map(mock_image_ctx);
  expect_unblock_writes(mock_image_ctx);
  expect_commit_op_event(mock_image_ctx, 0);
  ASSERT_EQ(0, when_resize(mock_image_ctx, ictx->size / 2, true, 0, false));
}

TEST_F(TestMockOperationResizeRequest, ShrinkError) {
  librbd::ImageCtx *ictx;
  ASSERT_EQ(0, open_image(m_image_name, &ictx));

  MockImageCtx mock_image_ctx(*ictx);
  MockExclusiveLock mock_exclusive_lock;
  MockJournal mock_journal;
  MockObjectMap mock_object_map;
  initialize_features(ictx, mock_image_ctx, mock_exclusive_lock, mock_journal,
                      mock_object_map);

  InSequence seq;
  expect_block_writes(mock_image_ctx, -EINVAL);
  expect_unblock_writes(mock_image_ctx);
  ASSERT_EQ(-EINVAL, when_resize(mock_image_ctx, ictx->size / 2, false, 0, false));
}

TEST_F(TestMockOperationResizeRequest, PreBlockWritesError) {
  librbd::ImageCtx *ictx;
  ASSERT_EQ(0, open_image(m_image_name, &ictx));

  MockImageCtx mock_image_ctx(*ictx);
  MockExclusiveLock mock_exclusive_lock;
  MockJournal mock_journal;
  MockObjectMap mock_object_map;
  initialize_features(ictx, mock_image_ctx, mock_exclusive_lock, mock_journal,
                      mock_object_map);

  InSequence seq;
  expect_block_writes(mock_image_ctx, -EINVAL);
  expect_unblock_writes(mock_image_ctx);
  ASSERT_EQ(-EINVAL, when_resize(mock_image_ctx, ictx->size, true, 0, false));
}

TEST_F(TestMockOperationResizeRequest, TrimError) {
  librbd::ImageCtx *ictx;
  ASSERT_EQ(0, open_image(m_image_name, &ictx));

  MockImageCtx mock_image_ctx(*ictx);
  MockExclusiveLock mock_exclusive_lock;
  MockJournal mock_journal;
  MockObjectMap mock_object_map;
  initialize_features(ictx, mock_image_ctx, mock_exclusive_lock, mock_journal,
                      mock_object_map);

  InSequence seq;
  expect_block_writes(mock_image_ctx, 0);
  expect_append_op_event(mock_image_ctx, true, 0);
  expect_unblock_writes(mock_image_ctx);

  MockTrimRequest mock_trim_request;
  expect_flush_cache(mock_image_ctx, 0);
  expect_invalidate_cache(mock_image_ctx, -EBUSY);
  expect_trim(mock_image_ctx, mock_trim_request, -EINVAL);
  expect_commit_op_event(mock_image_ctx, -EINVAL);
  ASSERT_EQ(-EINVAL, when_resize(mock_image_ctx, ictx->size / 2, true, 0, false));
}

TEST_F(TestMockOperationResizeRequest, FlushCacheError) {
  librbd::ImageCtx *ictx;
  ASSERT_EQ(0, open_image(m_image_name, &ictx));
  REQUIRE(ictx->cache);

  MockImageCtx mock_image_ctx(*ictx);
  MockExclusiveLock mock_exclusive_lock;
  MockJournal mock_journal;
  MockObjectMap mock_object_map;
  initialize_features(ictx, mock_image_ctx, mock_exclusive_lock, mock_journal,
                      mock_object_map);

  InSequence seq;
  expect_block_writes(mock_image_ctx, 0);
  expect_append_op_event(mock_image_ctx, true, 0);
  expect_unblock_writes(mock_image_ctx);

  MockTrimRequest mock_trim_request;
  expect_flush_cache(mock_image_ctx, -EINVAL);
  expect_commit_op_event(mock_image_ctx, -EINVAL);
  ASSERT_EQ(-EINVAL, when_resize(mock_image_ctx, ictx->size / 2, true, 0, false));
}

TEST_F(TestMockOperationResizeRequest, InvalidateCacheError) {
  librbd::ImageCtx *ictx;
  ASSERT_EQ(0, open_image(m_image_name, &ictx));
  REQUIRE(ictx->cache);

  MockImageCtx mock_image_ctx(*ictx);
  MockExclusiveLock mock_exclusive_lock;
  MockJournal mock_journal;
  MockObjectMap mock_object_map;
  initialize_features(ictx, mock_image_ctx, mock_exclusive_lock, mock_journal,
                      mock_object_map);

  InSequence seq;
  expect_block_writes(mock_image_ctx, 0);
  expect_append_op_event(mock_image_ctx, true, 0);
  expect_unblock_writes(mock_image_ctx);

  MockTrimRequest mock_trim_request;
  expect_flush_cache(mock_image_ctx, 0);
  expect_invalidate_cache(mock_image_ctx, -EINVAL);
  expect_commit_op_event(mock_image_ctx, -EINVAL);
  ASSERT_EQ(-EINVAL, when_resize(mock_image_ctx, ictx->size / 2, true, 0, false));
}

TEST_F(TestMockOperationResizeRequest, PostBlockWritesError) {
  librbd::ImageCtx *ictx;
  ASSERT_EQ(0, open_image(m_image_name, &ictx));

  MockImageCtx mock_image_ctx(*ictx);
  MockExclusiveLock mock_exclusive_lock;
  MockJournal mock_journal;
  MockObjectMap mock_object_map;
  initialize_features(ictx, mock_image_ctx, mock_exclusive_lock, mock_journal,
                      mock_object_map);

  InSequence seq;
  expect_block_writes(mock_image_ctx, 0);
  expect_append_op_event(mock_image_ctx, true, 0);
  expect_unblock_writes(mock_image_ctx);
  expect_grow_object_map(mock_image_ctx);
  expect_block_writes(mock_image_ctx, -EINVAL);
  expect_unblock_writes(mock_image_ctx);
  expect_commit_op_event(mock_image_ctx, -EINVAL);
  ASSERT_EQ(-EINVAL, when_resize(mock_image_ctx, ictx->size * 2, true, 0, false));
}

TEST_F(TestMockOperationResizeRequest, UpdateHeaderError) {
  librbd::ImageCtx *ictx;
  ASSERT_EQ(0, open_image(m_image_name, &ictx));

  MockImageCtx mock_image_ctx(*ictx);
  MockExclusiveLock mock_exclusive_lock;
  MockJournal mock_journal;
  MockObjectMap mock_object_map;
  initialize_features(ictx, mock_image_ctx, mock_exclusive_lock, mock_journal,
                      mock_object_map);

  InSequence seq;
  expect_block_writes(mock_image_ctx, 0);
  expect_append_op_event(mock_image_ctx, true, 0);
  expect_unblock_writes(mock_image_ctx);
  expect_grow_object_map(mock_image_ctx);
  expect_block_writes(mock_image_ctx, 0);
  expect_update_header(mock_image_ctx, -EINVAL);
  expect_unblock_writes(mock_image_ctx);
  expect_commit_op_event(mock_image_ctx, -EINVAL);
  ASSERT_EQ(-EINVAL, when_resize(mock_image_ctx, ictx->size * 2, true, 0, false));
}

TEST_F(TestMockOperationResizeRequest, JournalAppendError) {
  REQUIRE_FEATURE(RBD_FEATURE_JOURNALING);

  librbd::ImageCtx *ictx;
  ASSERT_EQ(0, open_image(m_image_name, &ictx));

  MockImageCtx mock_image_ctx(*ictx);
  MockExclusiveLock mock_exclusive_lock;
  MockJournal mock_journal;
  MockObjectMap mock_object_map;
  initialize_features(ictx, mock_image_ctx, mock_exclusive_lock, mock_journal,
                      mock_object_map);

  InSequence seq;
  expect_block_writes(mock_image_ctx, 0);
  expect_append_op_event(mock_image_ctx, true, -EINVAL);
  expect_unblock_writes(mock_image_ctx);
  ASSERT_EQ(-EINVAL, when_resize(mock_image_ctx, ictx->size, true, 0, false));
}

TEST_F(TestMockOperationResizeRequest, JournalDisabled) {
  librbd::ImageCtx *ictx;
  ASSERT_EQ(0, open_image(m_image_name, &ictx));

  MockImageCtx mock_image_ctx(*ictx);
  MockExclusiveLock mock_exclusive_lock;
  MockJournal mock_journal;
  MockObjectMap mock_object_map;
  initialize_features(ictx, mock_image_ctx, mock_exclusive_lock, mock_journal,
                      mock_object_map);

  InSequence seq;
  expect_block_writes(mock_image_ctx, 0);
  expect_unblock_writes(mock_image_ctx);
  ASSERT_EQ(0, when_resize(mock_image_ctx, ictx->size, true, 0, true));
}

} // namespace operation
} // namespace librbd
Commit	Line	Data
7c673cae FG	1	// -- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t --
	2	// vim: ts=8 sw=2 smarttab
	3
	4	#include "test/librbd/test_mock_fixture.h"
	5	#include "test/librbd/test_support.h"
	6	#include "test/librbd/mock/MockImageCtx.h"
	7	#include "test/librados_test_stub/MockTestMemIoCtxImpl.h"
	8	#include "common/bit_vector.hpp"
	9	#include "librbd/internal.h"
	10	#include "librbd/ObjectMap.h"
	11	#include "librbd/operation/ResizeRequest.h"
	12	#include "librbd/operation/TrimRequest.h"
	13	#include "gmock/gmock.h"
	14	#include "gtest/gtest.h"
	15
	16	namespace librbd {
	17	namespace operation {
	18
	19	template <>
	20	class TrimRequest<MockImageCtx> {
	21	public:
	22	static TrimRequest *s_instance;
	23	static TrimRequest create(MockImageCtx &image_ctx, Context on_finish,
	24	uint64_t original_size, uint64_t new_size,
	25	ProgressContext &prog_ctx) {
	26	assert(s_instance != nullptr);
	27	s_instance->on_finish = on_finish;
	28	return s_instance;
	29	}
	30
	31	Context *on_finish = nullptr;
	32
	33	TrimRequest() {
	34	s_instance = this;
	35	}
	36
	37	MOCK_METHOD0(send, void());
	38	};
	39
	40	TrimRequest<MockImageCtx> *TrimRequest<MockImageCtx>::s_instance = nullptr;
	41
	42	} // namespace operation
	43	} // namespace librbd
	44
	45	// template definitions
	46	#include "librbd/operation/ResizeRequest.cc"
	47	#include "librbd/operation/TrimRequest.cc"
	48
	49	namespace librbd {
	50	namespace operation {
	51
	52	using ::testing::_;
	53	using ::testing::DoAll;
	54	using ::testing::InSequence;
	55	using ::testing::Return;
	56	using ::testing::StrEq;
	57	using ::testing::WithArg;
	58
	59	class TestMockOperationResizeRequest : public TestMockFixture {
	60	public:
	61	typedef ResizeRequest<MockImageCtx> MockResizeRequest;
	62	typedef TrimRequest<MockImageCtx> MockTrimRequest;
	63
	64	void expect_block_writes(MockImageCtx &mock_image_ctx, int r) {
65	EXPECT_CALL(*mock_image_ctx.io_work_queue, block_writes(_))
66	.WillOnce(CompleteContext(r, mock_image_ctx.image_ctx->op_work_queue));
67	}
68
69	void expect_unblock_writes(MockImageCtx &mock_image_ctx) {
70	EXPECT_CALL(*mock_image_ctx.io_work_queue, unblock_writes())
71	.Times(1);
72	}
73
74	void expect_is_lock_owner(MockImageCtx &mock_image_ctx) {
75	if (mock_image_ctx.exclusive_lock != nullptr) {
76	EXPECT_CALL(*mock_image_ctx.exclusive_lock, is_lock_owner())
77	.WillOnce(Return(true));
78	}
79	}
80
81	void expect_grow_object_map(MockImageCtx &mock_image_ctx) {
82	if (mock_image_ctx.object_map != nullptr) {
83	expect_is_lock_owner(mock_image_ctx);
84	EXPECT_CALL(*mock_image_ctx.object_map, aio_resize(_, _, _))
85	.WillOnce(WithArg<2>(CompleteContext(0, mock_image_ctx.image_ctx->op_work_queue)));
86	}
87	}
88
89	void expect_shrink_object_map(MockImageCtx &mock_image_ctx) {
90	if (mock_image_ctx.object_map != nullptr) {
91	expect_is_lock_owner(mock_image_ctx);
92	EXPECT_CALL(*mock_image_ctx.object_map, aio_resize(_, _, _))
93	.WillOnce(WithArg<2>(CompleteContext(0, mock_image_ctx.image_ctx->op_work_queue)));
94	}
95	}
96
97	void expect_update_header(MockImageCtx &mock_image_ctx, int r) {
98	if (mock_image_ctx.old_format) {
99	EXPECT_CALL(get_mock_io_ctx(mock_image_ctx.md_ctx),
100	write(mock_image_ctx.header_oid, _, _, _, _))
101	.WillOnce(Return(r));
102	} else {
103	expect_is_lock_owner(mock_image_ctx);
104	EXPECT_CALL(get_mock_io_ctx(mock_image_ctx.md_ctx),
105	exec(mock_image_ctx.header_oid, _, StrEq("rbd"), StrEq("set_size"), _, _, _))
106	.WillOnce(Return(r));
107	}
108	}
109
110	void expect_trim(MockImageCtx &mock_image_ctx,
111	MockTrimRequest &mock_trim_request, int r) {
112	EXPECT_CALL(mock_trim_request, send())
113	.WillOnce(FinishRequest(&mock_trim_request, r, &mock_image_ctx));
114	}
115
116	void expect_flush_cache(MockImageCtx &mock_image_ctx, int r) {
31f18b77 FG	117	if (!mock_image_ctx.image_ctx->cache) {
	118	return;
	119	}
7c673cae FG	120	EXPECT_CALL(mock_image_ctx, flush_cache(_))
	121	.WillOnce(CompleteContext(r, static_cast<ContextWQ*>(NULL)));
	122	expect_op_work_queue(mock_image_ctx);
	123	}
	124
	125	void expect_invalidate_cache(MockImageCtx &mock_image_ctx, int r) {
31f18b77 FG	126	if (!mock_image_ctx.image_ctx->cache) {
	127	return;
	128	}
7c673cae FG	129	EXPECT_CALL(mock_image_ctx, invalidate_cache(false, _))
	130	.WillOnce(WithArg<1>(CompleteContext(r, static_cast<ContextWQ*>(NULL))));
	131	expect_op_work_queue(mock_image_ctx);
	132	}
	133
	134	void expect_resize_object_map(MockImageCtx &mock_image_ctx,
	135	uint64_t new_size) {
	136	EXPECT_CALL(*mock_image_ctx.object_map, aio_resize(new_size, _, _))
	137	.WillOnce(WithArg<2>(CompleteContext(0, mock_image_ctx.image_ctx->op_work_queue)));
	138	}
	139
	140	int when_resize(MockImageCtx &mock_image_ctx, uint64_t new_size,
	141	bool allow_shrink, uint64_t journal_op_tid,
	142	bool disable_journal) {
	143	C_SaferCond cond_ctx;
	144	librbd::NoOpProgressContext prog_ctx;
	145	MockResizeRequest *req = new MockResizeRequest(
	146	mock_image_ctx, &cond_ctx, new_size, allow_shrink, prog_ctx,
	147	journal_op_tid, disable_journal);
	148	{
	149	RWLock::RLocker owner_locker(mock_image_ctx.owner_lock);
	150	req->send();
	151	}
	152	return cond_ctx.wait();
	153	}
	154	};
	155
	156	TEST_F(TestMockOperationResizeRequest, NoOpSuccess) {
	157	librbd::ImageCtx *ictx;
	158	ASSERT_EQ(0, open_image(m_image_name, &ictx));
	159
	160	MockImageCtx mock_image_ctx(*ictx);
	161	MockExclusiveLock mock_exclusive_lock;
	162	MockJournal mock_journal;
	163	MockObjectMap mock_object_map;
	164	initialize_features(ictx, mock_image_ctx, mock_exclusive_lock, mock_journal,
	165	mock_object_map);
	166
	167	InSequence seq;
	168	expect_block_writes(mock_image_ctx, 0);
	169	expect_append_op_event(mock_image_ctx, true, 0);
	170	expect_unblock_writes(mock_image_ctx);
	171	expect_commit_op_event(mock_image_ctx, 0);
	172	ASSERT_EQ(0, when_resize(mock_image_ctx, ictx->size, true, 0, false));
	173	}
	174
	175	TEST_F(TestMockOperationResizeRequest, GrowSuccess) {
	176	librbd::ImageCtx *ictx;
	177	ASSERT_EQ(0, open_image(m_image_name, &ictx));
	178
	179	MockImageCtx mock_image_ctx(*ictx);
	180	MockExclusiveLock mock_exclusive_lock;
	181	MockJournal mock_journal;
	182	MockObjectMap mock_object_map;
	183	initialize_features(ictx, mock_image_ctx, mock_exclusive_lock, mock_journal,
	184	mock_object_map);
	185
	186	InSequence seq;
	187	expect_block_writes(mock_image_ctx, 0);
	188	expect_append_op_event(mock_image_ctx, true, 0);
	189	expect_unblock_writes(mock_image_ctx);
	190	expect_grow_object_map(mock_image_ctx);
	191	expect_block_writes(mock_image_ctx, 0);
	192	expect_update_header(mock_image_ctx, 0);
193	expect_unblock_writes(mock_image_ctx);
194	expect_commit_op_event(mock_image_ctx, 0);
195	ASSERT_EQ(0, when_resize(mock_image_ctx, ictx->size * 2, true, 0, false));
196	}
197
198	TEST_F(TestMockOperationResizeRequest, ShrinkSuccess) {
199	librbd::ImageCtx *ictx;
200	ASSERT_EQ(0, open_image(m_image_name, &ictx));
201
202	MockImageCtx mock_image_ctx(*ictx);
203	MockExclusiveLock mock_exclusive_lock;
204	MockJournal mock_journal;
205	MockObjectMap mock_object_map;
206	initialize_features(ictx, mock_image_ctx, mock_exclusive_lock, mock_journal,
207	mock_object_map);
208
209	InSequence seq;
210	expect_block_writes(mock_image_ctx, 0);
211	expect_append_op_event(mock_image_ctx, true, 0);
212	expect_unblock_writes(mock_image_ctx);
213
214	MockTrimRequest mock_trim_request;
215	expect_flush_cache(mock_image_ctx, 0);
216	expect_invalidate_cache(mock_image_ctx, 0);
217	expect_trim(mock_image_ctx, mock_trim_request, 0);
218	expect_block_writes(mock_image_ctx, 0);
219	expect_update_header(mock_image_ctx, 0);
220	expect_shrink_object_map(mock_image_ctx);
221	expect_unblock_writes(mock_image_ctx);
222	expect_commit_op_event(mock_image_ctx, 0);
223	ASSERT_EQ(0, when_resize(mock_image_ctx, ictx->size / 2, true, 0, false));
224	}
225
226	TEST_F(TestMockOperationResizeRequest, ShrinkError) {
227	librbd::ImageCtx *ictx;
228	ASSERT_EQ(0, open_image(m_image_name, &ictx));
229
230	MockImageCtx mock_image_ctx(*ictx);
231	MockExclusiveLock mock_exclusive_lock;
232	MockJournal mock_journal;
233	MockObjectMap mock_object_map;
234	initialize_features(ictx, mock_image_ctx, mock_exclusive_lock, mock_journal,
235	mock_object_map);
236
237	InSequence seq;
238	expect_block_writes(mock_image_ctx, -EINVAL);
239	expect_unblock_writes(mock_image_ctx);
240	ASSERT_EQ(-EINVAL, when_resize(mock_image_ctx, ictx->size / 2, false, 0, false));
241	}
242
243	TEST_F(TestMockOperationResizeRequest, PreBlockWritesError) {
244	librbd::ImageCtx *ictx;
245	ASSERT_EQ(0, open_image(m_image_name, &ictx));
246
247	MockImageCtx mock_image_ctx(*ictx);
248	MockExclusiveLock mock_exclusive_lock;
249	MockJournal mock_journal;
250	MockObjectMap mock_object_map;
251	initialize_features(ictx, mock_image_ctx, mock_exclusive_lock, mock_journal,
252	mock_object_map);
253
254	InSequence seq;
255	expect_block_writes(mock_image_ctx, -EINVAL);
256	expect_unblock_writes(mock_image_ctx);
257	ASSERT_EQ(-EINVAL, when_resize(mock_image_ctx, ictx->size, true, 0, false));
258	}
259
260	TEST_F(TestMockOperationResizeRequest, TrimError) {
261	librbd::ImageCtx *ictx;
262	ASSERT_EQ(0, open_image(m_image_name, &ictx));
263
264	MockImageCtx mock_image_ctx(*ictx);
265	MockExclusiveLock mock_exclusive_lock;
266	MockJournal mock_journal;
267	MockObjectMap mock_object_map;
268	initialize_features(ictx, mock_image_ctx, mock_exclusive_lock, mock_journal,
269	mock_object_map);
270
271	InSequence seq;
272	expect_block_writes(mock_image_ctx, 0);
273	expect_append_op_event(mock_image_ctx, true, 0);
274	expect_unblock_writes(mock_image_ctx);
275
276	MockTrimRequest mock_trim_request;
277	expect_flush_cache(mock_image_ctx, 0);
278	expect_invalidate_cache(mock_image_ctx, -EBUSY);
279	expect_trim(mock_image_ctx, mock_trim_request, -EINVAL);
280	expect_commit_op_event(mock_image_ctx, -EINVAL);
281	ASSERT_EQ(-EINVAL, when_resize(mock_image_ctx, ictx->size / 2, true, 0, false));
282	}
283
284	TEST_F(TestMockOperationResizeRequest, FlushCacheError) {
285	librbd::ImageCtx *ictx;
286	ASSERT_EQ(0, open_image(m_image_name, &ictx));
31f18b77	287	REQUIRE(ictx->cache);
7c673cae FG	288
	289	MockImageCtx mock_image_ctx(*ictx);
	290	MockExclusiveLock mock_exclusive_lock;
	291	MockJournal mock_journal;
	292	MockObjectMap mock_object_map;
	293	initialize_features(ictx, mock_image_ctx, mock_exclusive_lock, mock_journal,
	294	mock_object_map);
	295
	296	InSequence seq;
	297	expect_block_writes(mock_image_ctx, 0);
	298	expect_append_op_event(mock_image_ctx, true, 0);
	299	expect_unblock_writes(mock_image_ctx);
	300
	301	MockTrimRequest mock_trim_request;
	302	expect_flush_cache(mock_image_ctx, -EINVAL);
	303	expect_commit_op_event(mock_image_ctx, -EINVAL);
	304	ASSERT_EQ(-EINVAL, when_resize(mock_image_ctx, ictx->size / 2, true, 0, false));
	305	}
	306
	307	TEST_F(TestMockOperationResizeRequest, InvalidateCacheError) {
	308	librbd::ImageCtx *ictx;
	309	ASSERT_EQ(0, open_image(m_image_name, &ictx));
31f18b77	310	REQUIRE(ictx->cache);
7c673cae FG	311
	312	MockImageCtx mock_image_ctx(*ictx);
	313	MockExclusiveLock mock_exclusive_lock;
	314	MockJournal mock_journal;
	315	MockObjectMap mock_object_map;
	316	initialize_features(ictx, mock_image_ctx, mock_exclusive_lock, mock_journal,
	317	mock_object_map);
	318
	319	InSequence seq;
	320	expect_block_writes(mock_image_ctx, 0);
	321	expect_append_op_event(mock_image_ctx, true, 0);
	322	expect_unblock_writes(mock_image_ctx);
	323
	324	MockTrimRequest mock_trim_request;
	325	expect_flush_cache(mock_image_ctx, 0);
	326	expect_invalidate_cache(mock_image_ctx, -EINVAL);
	327	expect_commit_op_event(mock_image_ctx, -EINVAL);
	328	ASSERT_EQ(-EINVAL, when_resize(mock_image_ctx, ictx->size / 2, true, 0, false));
	329	}
	330
	331	TEST_F(TestMockOperationResizeRequest, PostBlockWritesError) {
	332	librbd::ImageCtx *ictx;
	333	ASSERT_EQ(0, open_image(m_image_name, &ictx));
	334
	335	MockImageCtx mock_image_ctx(*ictx);
	336	MockExclusiveLock mock_exclusive_lock;
	337	MockJournal mock_journal;
	338	MockObjectMap mock_object_map;
	339	initialize_features(ictx, mock_image_ctx, mock_exclusive_lock, mock_journal,
	340	mock_object_map);
	341
	342	InSequence seq;
	343	expect_block_writes(mock_image_ctx, 0);
	344	expect_append_op_event(mock_image_ctx, true, 0);
	345	expect_unblock_writes(mock_image_ctx);
	346	expect_grow_object_map(mock_image_ctx);
	347	expect_block_writes(mock_image_ctx, -EINVAL);
	348	expect_unblock_writes(mock_image_ctx);
	349	expect_commit_op_event(mock_image_ctx, -EINVAL);
	350	ASSERT_EQ(-EINVAL, when_resize(mock_image_ctx, ictx->size * 2, true, 0, false));
	351	}
	352
	353	TEST_F(TestMockOperationResizeRequest, UpdateHeaderError) {
	354	librbd::ImageCtx *ictx;
	355	ASSERT_EQ(0, open_image(m_image_name, &ictx));
	356
	357	MockImageCtx mock_image_ctx(*ictx);
	358	MockExclusiveLock mock_exclusive_lock;
	359	MockJournal mock_journal;
	360	MockObjectMap mock_object_map;
	361	initialize_features(ictx, mock_image_ctx, mock_exclusive_lock, mock_journal,
	362	mock_object_map);
	363
	364	InSequence seq;
	365	expect_block_writes(mock_image_ctx, 0);
	366	expect_append_op_event(mock_image_ctx, true, 0);
	367	expect_unblock_writes(mock_image_ctx);
	368	expect_grow_object_map(mock_image_ctx);
	369	expect_block_writes(mock_image_ctx, 0);
	370	expect_update_header(mock_image_ctx, -EINVAL);
	371	expect_unblock_writes(mock_image_ctx);
	372	expect_commit_op_event(mock_image_ctx, -EINVAL);
	373	ASSERT_EQ(-EINVAL, when_resize(mock_image_ctx, ictx->size * 2, true, 0, false));
	374	}
375
376	TEST_F(TestMockOperationResizeRequest, JournalAppendError) {
377	REQUIRE_FEATURE(RBD_FEATURE_JOURNALING);
378
379	librbd::ImageCtx *ictx;
380	ASSERT_EQ(0, open_image(m_image_name, &ictx));
381
382	MockImageCtx mock_image_ctx(*ictx);
383	MockExclusiveLock mock_exclusive_lock;
384	MockJournal mock_journal;
385	MockObjectMap mock_object_map;
386	initialize_features(ictx, mock_image_ctx, mock_exclusive_lock, mock_journal,
387	mock_object_map);
388
389	InSequence seq;
390	expect_block_writes(mock_image_ctx, 0);
391	expect_append_op_event(mock_image_ctx, true, -EINVAL);
392	expect_unblock_writes(mock_image_ctx);
393	ASSERT_EQ(-EINVAL, when_resize(mock_image_ctx, ictx->size, true, 0, false));
394	}
395
396	TEST_F(TestMockOperationResizeRequest, JournalDisabled) {
397	librbd::ImageCtx *ictx;
398	ASSERT_EQ(0, open_image(m_image_name, &ictx));
399
400	MockImageCtx mock_image_ctx(*ictx);
401	MockExclusiveLock mock_exclusive_lock;
402	MockJournal mock_journal;
403	MockObjectMap mock_object_map;
404	initialize_features(ictx, mock_image_ctx, mock_exclusive_lock, mock_journal,
405	mock_object_map);
406
407	InSequence seq;
408	expect_block_writes(mock_image_ctx, 0);
409	expect_unblock_writes(mock_image_ctx);
410	ASSERT_EQ(0, when_resize(mock_image_ctx, ictx->size, true, 0, true));
411	}
412
413	} // namespace operation
414	} // namespace librbd