From 62588b4c9681352d785d1e13d17f1375bc8145fb Mon Sep 17 00:00:00 2001
From: Joachim Schmitz <jojo@schmitz-digital.de>
Date: Thu, 3 Feb 2022 17:53:03 +0100
Subject: [PATCH] Fix #329060, fix #48251: [MusicXML export] decimals in
 metronome markings get separated

---
 .../musicxml/internal/musicxml/exportxml.cpp  |   3 +-
 .../musicxml/tests/data/testTempo6.xml        | 127 ++++++++++++++++++
 .../musicxml/tests/musicxml_tests.cpp         |   3 +
 3 files changed, 132 insertions(+), 1 deletion(-)
 create mode 100644 src/importexport/musicxml/tests/data/testTempo6.xml

diff --git a/src/importexport/musicxml/internal/musicxml/exportxml.cpp b/src/importexport/musicxml/internal/musicxml/exportxml.cpp
index 9dc1eca5c234d..988717899fac4 100644
--- a/src/importexport/musicxml/internal/musicxml/exportxml.cpp
+++ b/src/importexport/musicxml/internal/musicxml/exportxml.cpp
@@ -4183,7 +4183,8 @@ static bool findMetronome(const std::list<TextFragment>& list,
             // now determine what is to the right of the equals sign
             // must have either a (dotted) note or a number at start of s4
             int len3 = 0;
-            QRegularExpression numberRegEx("\\d+");
+            // One or more digits, optionally followed by a single dot or comma and one or more digits
+            QRegularExpression numberRegEx("\\d+([,\\.]{1}\\d+)?");
             int pos3 = TempoText::findTempoDuration(s4, len3, dur);
             if (pos3 == -1) {
                 // did not find note, try to find a number
diff --git a/src/importexport/musicxml/tests/data/testTempo6.xml b/src/importexport/musicxml/tests/data/testTempo6.xml
new file mode 100644
index 0000000000000..a9418c419f619
--- /dev/null
+++ b/src/importexport/musicxml/tests/data/testTempo6.xml
@@ -0,0 +1,127 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE score-partwise PUBLIC "-//Recordare//DTD MusicXML 4.0 Partwise//EN" "http://www.musicxml.org/dtds/partwise.dtd">
+<score-partwise version="4.0">
+  <work>
+    <work-number>MuseScore testfile</work-number>
+    <work-title>Tempo 6</work-title>
+    </work>
+  <identification>
+    <creator type="composer">Leon Vinken</creator>
+    <encoding>
+      <software>MuseScore 0.7.0</software>
+      <encoding-date>2007-09-10</encoding-date>
+      <supports element="accidental" type="yes"/>
+      <supports element="beam" type="yes"/>
+      <supports element="print" attribute="new-page" type="no"/>
+      <supports element="print" attribute="new-system" type="no"/>
+      <supports element="stem" type="yes"/>
+      </encoding>
+    </identification>
+  <part-list>
+    <score-part id="P1">
+      <part-name>Piano</part-name>
+      <part-abbreviation>Pno.</part-abbreviation>
+      <score-instrument id="P1-I1">
+        <instrument-name>Piano</instrument-name>
+        </score-instrument>
+      <midi-device id="P1-I1" port="1"></midi-device>
+      <midi-instrument id="P1-I1">
+        <midi-channel>1</midi-channel>
+        <midi-program>1</midi-program>
+        <volume>78.7402</volume>
+        <pan>0</pan>
+        </midi-instrument>
+      </score-part>
+    </part-list>
+  <part id="P1">
+    <measure number="1">
+      <attributes>
+        <divisions>1</divisions>
+        <key>
+          <fifths>0</fifths>
+          </key>
+        <time>
+          <beats>4</beats>
+          <beat-type>4</beat-type>
+          </time>
+        <clef>
+          <sign>G</sign>
+          <line>2</line>
+          </clef>
+        </attributes>
+      <direction placement="above">
+        <direction-type>
+          <metronome parentheses="no">
+            <beat-unit>quarter</beat-unit>
+            <per-minute>85</per-minute>
+            </metronome>
+          </direction-type>
+        <sound tempo="85"/>
+        </direction>
+      <note>
+        <pitch>
+          <step>G</step>
+          <octave>4</octave>
+          </pitch>
+        <duration>4</duration>
+        <voice>1</voice>
+        <type>whole</type>
+        <lyric number="1">
+          <syllabic>single</syllabic>
+          <text>none</text>
+          </lyric>
+        </note>
+      </measure>
+    <measure number="2">
+      <direction placement="above">
+        <direction-type>
+          <metronome parentheses="no">
+            <beat-unit>quarter</beat-unit>
+            <per-minute>85.10</per-minute>
+            </metronome>
+          </direction-type>
+        <sound tempo="85.1"/>
+        </direction>
+      <note>
+        <pitch>
+          <step>G</step>
+          <octave>4</octave>
+          </pitch>
+        <duration>4</duration>
+        <voice>1</voice>
+        <type>whole</type>
+        <lyric number="1">
+          <syllabic>single</syllabic>
+          <text>dot</text>
+          </lyric>
+        </note>
+      </measure>
+    <measure number="3">
+      <direction placement="above">
+        <direction-type>
+          <metronome parentheses="no">
+            <beat-unit>quarter</beat-unit>
+            <per-minute>85,10</per-minute>
+            </metronome>
+          </direction-type>
+        <sound tempo="85.1"/>
+        </direction>
+      <note>
+        <pitch>
+          <step>G</step>
+          <octave>4</octave>
+          </pitch>
+        <duration>4</duration>
+        <voice>1</voice>
+        <type>whole</type>
+        <lyric number="1">
+          <syllabic>single</syllabic>
+          <text>comma</text>
+          </lyric>
+        </note>
+      <barline location="right">
+        <bar-style>light-heavy</bar-style>
+        </barline>
+      </measure>
+    </part>
+  </score-partwise>
diff --git a/src/importexport/musicxml/tests/musicxml_tests.cpp b/src/importexport/musicxml/tests/musicxml_tests.cpp
index ab01e7b26121e..565b0235d8467 100644
--- a/src/importexport/musicxml/tests/musicxml_tests.cpp
+++ b/src/importexport/musicxml/tests/musicxml_tests.cpp
@@ -838,6 +838,9 @@ TEST_F(Musicxml_Tests, tempo4) {
 TEST_F(Musicxml_Tests, tempo5) {
     mxmlIoTest("testTempo5");
 }
+TEST_F(Musicxml_Tests, tempo6) {
+    mxmlIoTest("testTempo6");
+}
 TEST_F(Musicxml_Tests, tempoOverlap) {
     mxmlIoTestRef("testTempoOverlap");
 }