add complext vba compression test

This is based on my real world test document.

Change-Id: I6e6c38aa1ced7fe836a8926c26aa7d488d44e6d9

oox/qa/unit/vba_compression.cxx

@@ -27,6 +27,9 @@ public:
 
     void testSimple3();
 
+    // real stream from a document
+    void testComplex1();
+
     // avoid the BootstrapFixtureBase::setUp and tearDown
     virtual void setUp() SAL_OVERRIDE;
     virtual void tearDown() SAL_OVERRIDE;
@@ -35,6 +38,7 @@ public:
     CPPUNIT_TEST(testSimple1);
     CPPUNIT_TEST(testSimple2);
     CPPUNIT_TEST(testSimple3);
+    CPPUNIT_TEST(testComplex1);
     CPPUNIT_TEST_SUITE_END();
 
 private:
@@ -130,6 +134,28 @@ void TestVbaCompression::testSimple3()
     }
 }
 
+void TestVbaCompression::testComplex1()
+{
+    OUString aTestFile = getPathFromSrc("/oox/qa/unit/data/vba/complex1.bin");
+    OUString aReference = getPathFromSrc("/oox/qa/unit/data/vba/reference/complex1.bin");
+
+    SvMemoryStream aOutputMemoryStream(4096, 4096);
+    SvMemoryStream aReferenceMemoryStream(4096, 4096);
+    ReadFiles(aTestFile, aReference, aOutputMemoryStream, aReferenceMemoryStream, "/tmp/vba_debug_complex1.bin");
+
+    CPPUNIT_ASSERT_EQUAL(aReferenceMemoryStream.GetSize(), aOutputMemoryStream.GetSize());
+
+    const sal_uInt8* pReferenceData = (const sal_uInt8*) aReferenceMemoryStream.GetData();
+    const sal_uInt8* pData = (const sal_uInt8*)aOutputMemoryStream.GetData();
+
+    size_t nSize = std::min(aReferenceMemoryStream.GetSize(),
+            aOutputMemoryStream.GetSize());
+    for (size_t i = 0; i < nSize; ++i)
+    {
+        CPPUNIT_ASSERT_EQUAL((int)pReferenceData[i], (int)pData[i]);
+    }
+}
+
 void TestVbaCompression::setUp()
 {
 }