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QmlDesigner: Use size for path watcher

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The modified time is only saved as milliseconds. That is quite coarse.
So we check if the size changed too.

Change-Id: Ib94382404002b3bcf2d1e45a73b814d8aba1935c
Reviewed-by: Thomas Hartmann <thomas.hartmann@qt.io>
This commit is contained in:
Marco Bubke
2025-04-04 22:39:39 +02:00
parent 6a11b1bc58
commit 88b8d5ea6c
3 changed files with 37 additions and 7 deletions
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11
src/plugins/qmldesigner/libs/designercore/projectstorage/projectstoragepathwatcher.h
View File

@@ -116,10 +116,12 @@ public:
ids.push_back(id);
std::ranges::transform(idPath.sourceIds, std::back_inserter(entries), [&](SourceId sourceId) {
auto fileStatus = m_fileStatusCache.find(sourceId);
return WatcherEntry{id,
sourceId.contextId(),
sourceId,
m_fileStatusCache.lastModifiedTime(sourceId)};
fileStatus.lastModified,
fileStatus.size};
});
}
@@ -290,10 +292,11 @@ public:
sourceContextIds,
[&](WatcherEntry &entry) {
m_fileStatusCache.update(entry.sourceId);
auto currentLastModified = m_fileStatusCache.lastModifiedTime(entry.sourceId);
if (entry.lastModified < currentLastModified) {
auto fileStatus = m_fileStatusCache.find(entry.sourceId);
if (entry.lastModified < fileStatus.lastModified || entry.size != fileStatus.size) {
foundEntries.push_back(entry);
entry.lastModified = currentLastModified;
entry.lastModified = fileStatus.lastModified;
entry.size = fileStatus.size;
}
},
{},

1
src/plugins/qmldesigner/libs/designercore/projectstorage/projectstoragepathwatchertypes.h
View File

@@ -103,6 +103,7 @@ public:
SourceContextId sourceContextId;
SourceId sourceId;
long long lastModified = -1;
long long size = -1;
friend bool operator==(WatcherEntry first, WatcherEntry second)
{

32
tests/unit/tests/unittests/projectstorage/projectstoragepathwatcher-test.cpp
View File

@@ -378,13 +378,12 @@ TEST_F(ProjectStoragePathWatcher, two_notify_file_changes)
mockQFileSytemWatcher.directoryChanged(sourceContextPath2);
}
TEST_F(ProjectStoragePathWatcher, notify_for_path_changes)
TEST_F(ProjectStoragePathWatcher, notify_for_path_changes_if_modified_time_changes)
{
watcher.updateIdPaths({{projectChunkId1, {sourceIds[0], sourceIds[1], sourceIds[2]}},
{projectChunkId2, {sourceIds[0], sourceIds[1], sourceIds[3]}}});
ON_CALL(mockFileSystem, fileStatus(Eq(sourceIds[0])))
.WillByDefault(Return(FileStatus{sourceIds[0], 1, 2}));
ON_CALL(mockFileSystem, fileStatus(Eq(sourceIds[3])))
.WillByDefault(Return(FileStatus{sourceIds[3], 1, 2}));
@@ -393,6 +392,34 @@ TEST_F(ProjectStoragePathWatcher, notify_for_path_changes)
mockQFileSytemWatcher.directoryChanged(sourceContextPath);
}
TEST_F(ProjectStoragePathWatcher, notify_for_path_changes_if_size_get_bigger)
{
watcher.updateIdPaths({{projectChunkId1, {sourceIds[0], sourceIds[1], sourceIds[2]}},
{projectChunkId2, {sourceIds[0], sourceIds[1], sourceIds[3]}}});
ON_CALL(mockFileSystem, fileStatus(Eq(sourceIds[0])))
.WillByDefault(Return(FileStatus{sourceIds[0], 2, 1}));
ON_CALL(mockFileSystem, fileStatus(Eq(sourceIds[3])))
.WillByDefault(Return(FileStatus{sourceIds[3], 2, 1}));
EXPECT_CALL(notifier, pathsChanged(ElementsAre(sourceIds[0])));
mockQFileSytemWatcher.directoryChanged(sourceContextPath);
}
TEST_F(ProjectStoragePathWatcher, notify_for_path_changes_if_size_get_smaller)
{
watcher.updateIdPaths({{projectChunkId1, {sourceIds[0], sourceIds[1], sourceIds[2]}},
{projectChunkId2, {sourceIds[0], sourceIds[1], sourceIds[3]}}});
ON_CALL(mockFileSystem, fileStatus(Eq(sourceIds[0])))
.WillByDefault(Return(FileStatus{sourceIds[0], 0, 1}));
ON_CALL(mockFileSystem, fileStatus(Eq(sourceIds[3])))
.WillByDefault(Return(FileStatus{sourceIds[3], 0, 1}));
EXPECT_CALL(notifier, pathsChanged(ElementsAre(sourceIds[0])));
mockQFileSytemWatcher.directoryChanged(sourceContextPath);
}
TEST_F(ProjectStoragePathWatcher, no_notify_for_unwatched_path_changes)
{
watcher.updateIdPaths({{projectChunkId1, {sourceIds[3]}}, {projectChunkId2, {sourceIds[3]}}});
@@ -442,7 +469,6 @@ TEST_F(ProjectStoragePathWatcher, trigger_manual_notify_for_path_changes)
{projectChunkId2, {sourceIds[0], sourceIds[1], sourceIds[3]}}});
ON_CALL(mockFileSystem, fileStatus(Eq(sourceIds[0])))
.WillByDefault(Return(FileStatus{sourceIds[0], 1, 2}));
ON_CALL(mockFileSystem, fileStatus(Eq(sourceIds[3])))
.WillByDefault(Return(FileStatus{sourceIds[3], 1, 2}));