added test for UnMarkSuppressOnClose()

helps code coverage buildbot
chacha21 · Dec 19, 2023 · 6e3990c · 6e3990c
1 parent 80a1ee1
commit 6e3990c
Showing 1 changed file with 29 additions and 0 deletions.
diff --git a/autotest/cpp/test_gdal.cpp b/autotest/cpp/test_gdal.cpp
@@ -2533,6 +2533,35 @@ TEST_F(test_gdal, MarkSuppressOnClose)
     }
 }
 
+// Test effect of UnMarkSuppressOnClose()
+TEST_F(test_gdal, UnMarkSuppressOnClose)
+{
+    const char *pszFilename = "/vsimem/out.tif";
+    const char *const apszOptions[] = {"PROFILE=BASELINE", nullptr};
+    {
+        GDALDatasetUniquePtr poDstDS(
+            GDALDriver::FromHandle(GDALGetDriverByName("GTiff"))
+                ->Create(pszFilename, 1, 1, 1, GDT_Byte, apszOptions));
+        poDstDS->SetMetadataItem("FOO", "BAR");
+        poDstDS->MarkSuppressOnClose();
+        poDstDS->GetRasterBand(1)->Fill(255);
+        if (poDstDS->IsMarkedSuppressOnClose())
+            poDstDS->UnMarkSuppressOnClose();
+        poDstDS->FlushCache(true);
+        // All buffers have been flushed, and our dirty block should have
+        // been written hence the checksum will not be 0
+        EXPECT_NE(GDALChecksumImage(
+                      GDALRasterBand::FromHandle(poDstDS->GetRasterBand(1)), 0,
+                      0, 1, 1),
+                  0);
+    }
+    {
+        VSIStatBufL sStat;
+        EXPECT_TRUE(VSIStatL(CPLSPrintf("%s.aux.xml", pszFilename), &sStat) ==
+                    0);
+    }
+}
+
 template <class T> void TestCachedPixelAccessor()
 {
     constexpr auto eType = GDALCachedPixelAccessorGetDataType<T>::DataType;