refactor: 日志文件直接存整个软件的日志

tests/applicationlogfile_test.cpp

@@ -0,0 +1,59 @@
+#include <QCoreApplication>
+#include <QDebug>
+#include <QFile>
+#include <QTemporaryDir>
+
+#include "infrastructure/logging/applicationlogfile.h"
+
+namespace
+{
+bool writesApplicationLogEntries()
+{
+    QTemporaryDir temporaryDirectory;
+    if (!temporaryDirectory.isValid())
+    {
+        qCritical() << "Unable to create temporary directory";
+        return false;
+    }
+
+    const QString logPath = temporaryDirectory.filePath("core.log");
+    {
+        ApplicationLogFile logFile(logPath);
+        if (!logFile.isOpen() || logFile.filePath() != logPath)
+        {
+            qCritical() << "Application log file did not open the requested path";
+            return false;
+        }
+
+        logFile.appendEntry("[INFO] application event");
+        logFile.appendEntry("[CORE] standard output\n[CORE] continued standard output");
+    }
+
+    QFile logFile(logPath);
+    if (!logFile.open(QIODevice::ReadOnly | QIODevice::Text))
+    {
+        qCritical() << "Unable to read generated application log";
+        return false;
+    }
+
+    const QString contents = QString::fromUtf8(logFile.readAll());
+    if (!contents.contains("=== Log started at ")
+        || !contents.contains(" with LogFileTest 1.0 ===\n")
+        || !contents.contains("[INFO] application event\n")
+        || !contents.contains("[CORE] standard output\n[CORE] continued standard output\n")
+        || !contents.contains("=== Log ended at "))
+    {
+        qCritical().noquote() << "writesApplicationLogEntries failed:\n" << contents;
+        return false;
+    }
+    return true;
+}
+}
+
+int main(int argc, char *argv[])
+{
+    QCoreApplication app(argc, argv);
+    QCoreApplication::setApplicationName("LogFileTest");
+    QCoreApplication::setApplicationVersion("1.0");
+    return writesApplicationLogEntries() ? 0 : 1;
+}