Add unit test for tdf#118150.

Change-Id: Icea2c8aacb36e843dad67a056d07d6495fbbb17a
Reviewed-on: https://gerrit.libreoffice.org/72678
Tested-by: Jenkins
Reviewed-by: Tamás Zolnai <tamas.zolnai@collabora.com>

chart2/qa/extras/chart2dump/chart2dump.cxx

@@ -637,6 +637,7 @@ DECLARE_DUMP_TEST(AxisLabelTest, Chart2DumpTest, false)
         "rotated_axis_labels.odp",
         "formated_axis_labels.odp",
         "percent_stacked_column_chart.odp",
+        "tdf118150.xlsx",
     };
 
     for (const OUString& sTestFile : aTestFiles)

chart2/qa/extras/chart2dump/reference/axislabeltest/tdf118150.txt

+/// CID/D=0:CS=0:Axis=0,0
+// nAxisLabelsCount
+28
+// xLabel->getString()
+Sep 2013
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+Oct 2013
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+Nov 2013
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+Dec 2013
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+Jan 2014
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+Feb 2014
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+Mar 2014
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+Apr 2014
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+May 2014
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+Jun 2014
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+Jul 2014
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+Aug 2014
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+Sep 2014
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+Oct 2014
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+Nov 2014
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+Dec 2014
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+Jan 2015
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+Feb 2015
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+Mar 2015
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+Apr 2015
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+May 2015
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+Jun 2015
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+Jul 2015
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+Aug 2015
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+Sep 2015
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+Oct 2015
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+Nov 2015
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+Dec 2015
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+/// CID/D=0:CS=0:Axis=1,0
+// nAxisLabelsCount
+7
+// xLabel->getString()
+0.00
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+2.00
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+4.00
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+6.00
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+8.00
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+10.00
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10
+// xLabel->getString()
+12.00
+// static_cast<sal_Int32>(aLabelFontColor)
+0
+// fLabelFontHeight
+10