[pim/kmail] src: Fix typo + add autotest

Git commit 9f40a005efa1dad84e80f17c1b0ee6119324dcd2 by Laurent Montel.
Committed on 28/07/2026 at 06:34.
Pushed by mlaurent into branch 'master'.

Fix typo + add autotest

M  +10   -0    src/autotests/commandlineinfotest.cpp
M  +1    -1    src/commandlineinfo.cpp

https://invent.kde.org/pim/kmail/-/commit/9f40a005efa1dad84e80f17c1b0ee6119324dcd2

diff --git a/src/autotests/commandlineinfotest.cpp b/src/autotests/commandlineinfotest.cpp
index 4ade2bc02..1d853a28b 100644
--- a/src/autotests/commandlineinfotest.cpp
+++ b/src/autotests/commandlineinfotest.cpp
@@ -63,6 +63,16 @@ void CommandLineInfoTest::parseCommandLineInfo_data()
         info.setMailto(true);
         QTest::newRow("test1") << args << QString() << info;
     }
+    {
+        QStringList args;
+        args << QStringLiteral("kmail");
+        args << QStringLiteral("mailto:[email protected]?body=one&two=three");
+        CommandLineInfo info;
+        info.setTo(QStringLiteral("[email protected]"));
+        info.setBody(QStringLiteral("one&two=three"));
+        info.setMailto(true);
+        QTest::newRow("mailto body keeps unknown fragments") << args << QString() << info;
+    }
 }
 
 void CommandLineInfoTest::parseCommandLineInfo()
diff --git a/src/commandlineinfo.cpp b/src/commandlineinfo.cpp
index c811b0bc5..56be8478c 100644
--- a/src/commandlineinfo.cpp
+++ b/src/commandlineinfo.cpp
@@ -199,7 +199,7 @@ void CommandLineInfo::parseCommandLine(const QStringList &args, const QString &w
                         // Workaround: https://bugs.kde.org/show_bug.cgi?id=390939
                         // QMap<QString, QString> parseMailtoUrl(const QUrl &url) parses correctly url
                         // But if we have a "&" unknown key we lost it.
-                        if (previousKey == "mBody"_L1) {
+                        if (previousKey == "body"_L1) {
                             mBody += QLatin1Char('&') + key + QLatin1Char('=') + element.second;
                         }
                         // Don't clear previous key.