re-apply calc /tmp unit test file leakage.

sc/qa/unit/subsequent_filters-test.cxx

@@ -926,6 +926,8 @@ void ScFiltersTest::testBordersOoo33()
             }
         }
     }
+
+    xDocSh->DoClose();
 }
 
 void ScFiltersTest::testBugFixesODS()
@@ -1768,6 +1770,8 @@ void ScFiltersTest::testColorScaleODS()
     rtl::OUStringBuffer aBuffer(getSrcRootPath());
     aBuffer.append(m_aBaseString).append(rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("/reference/")));
     testColorScale_Impl(pDoc, aBuffer.makeStringAndClear());
+
+    xDocSh->DoClose();
 }
 
 void ScFiltersTest::testColorScaleXLSX()
@@ -1792,6 +1796,8 @@ void ScFiltersTest::testColorScaleXLSX()
     rtl::OUStringBuffer aBuffer(getSrcRootPath());
     aBuffer.append(m_aBaseString).append(rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("/reference/")));
     testColorScale_Impl(pDoc, aBuffer.makeStringAndClear());
+
+    xDocSh->DoClose();
 }
 
 void ScFiltersTest::testDataBarODS()
@@ -1821,6 +1827,8 @@ void ScFiltersTest::testNewCondFormat()
     rtl::OUString aCSVPath;
     createCSVPath( aCSVFile, aCSVPath );
     testCondFile(aCSVPath, pDoc, 0);
+
+    xDocSh->DoClose();
 }
 
 void ScFiltersTest::testFormulaDependency()
@@ -1849,6 +1857,8 @@ void ScFiltersTest::testFormulaDependency()
 
     // check that the number format is implicity inherited
     // CPPUNIT_ASSERT_EQUAL(pDoc->GetString(0,4,0), pDoc->GetString(0,5,0));
+
+    xDocSh->DoClose();
 }
 
 ScFiltersTest::ScFiltersTest()