commit 65fc38a029e36687adf3a2f25355315bff8855e7
author Yurii Zubrytskyi <zyy@google.com> Wed Mar 17 13:18:30 2021 -0700
committer Yurii Zubrytskyi <zyy@google.com> Wed Mar 17 13:21:10 2021 -0700
tree 35af51b4fbe184f24accf33c9e4ca65b281092d1
parent d96c8193e28c4f3a8e6068fdb7ebe4b9cd5d0faa

[incfs] Preallocate space for IncFS files

Use the new libincfs APIs to preallocate space for all files
created via the public makeFile() API. This way we ensure
the device won't run out of space much later

Bug: 182185202
Test: atest libincfs-test PackageManagerShellCommandTest \
 PackageManagerShellCommandIncrementalTest \
 IncrementalServiceTest
Change-Id: I70af97949b29ff5db63201b0e3487fe026e23160

services/incremental/test/IncrementalServiceTest.cpp

diff --git a/services/incremental/test/IncrementalServiceTest.cpp b/services/incremental/test/IncrementalServiceTest.cpp
index bf798273..45b796b 100644
--- a/services/incremental/test/IncrementalServiceTest.cpp
+++ b/services/incremental/test/IncrementalServiceTest.cpp
@@ -372,6 +372,8 @@
     MOCK_CONST_METHOD2(unlink, ErrorCode(const Control& control, std::string_view path));
     MOCK_CONST_METHOD2(openForSpecialOps, UniqueFd(const Control& control, FileId id));
     MOCK_CONST_METHOD1(writeBlocks, ErrorCode(std::span<const DataBlock> blocks));
+    MOCK_CONST_METHOD3(reserveSpace,
+                       ErrorCode(const Control& control, std::string_view path, IncFsSize size));
     MOCK_CONST_METHOD3(waitForPendingReads,
                        WaitResult(const Control& control, std::chrono::milliseconds timeout,
                                   std::vector<incfs::ReadInfo>* pendingReadsBuffer));
@@ -379,7 +381,10 @@
                        ErrorCode(const Control& control,
                                  const std::vector<PerUidReadTimeouts>& perUidReadTimeouts));
 
-    MockIncFs() { ON_CALL(*this, listExistingMounts(_)).WillByDefault(Return()); }
+    MockIncFs() {
+        ON_CALL(*this, listExistingMounts(_)).WillByDefault(Return());
+        ON_CALL(*this, reserveSpace(_, _, _)).WillByDefault(Return(0));
+    }
 
     void makeFileFails() { ON_CALL(*this, makeFile(_, _, _, _, _)).WillByDefault(Return(-1)); }
     void makeFileSuccess() { ON_CALL(*this, makeFile(_, _, _, _, _)).WillByDefault(Return(0)); }