Check the exception raised

pylene/src/io/cfitsio_plugin.cpp

@@ -98,7 +98,7 @@ namespace mln::io::fits
       int ndim;
       fits_get_img_dim(file, &ndim, &status);
       if (ndim == 0 || ndim > 4)
-        throw std::runtime_error(fmt::format("Unhandled image number of dimension (Got {}, expected in [1 - 4]", ndim));
+        throw std::runtime_error(fmt::format("Unhandled image number of dimension (Got {}, expected in [1 - 4])", ndim));
 
       // Get the dimensions
       long dims[4];

tests/io/cfitsio.cpp

@@ -6,6 +6,8 @@
 
 #include <gtest/gtest.h>
 
+#include <cstring>
+
 static const auto filename = fixtures::ImagePath::concat_with_filename("test.fit");
 
 TEST(IO, cfitsio_not_an_image)
@@ -16,9 +18,10 @@ TEST(IO, cfitsio_not_an_image)
     auto img = mln::io::fits::imread(filename, 0);
     (void)img;
   }
-  catch (std::runtime_error&)
+  catch (std::runtime_error& e)
   {
     has_raised = true;
+    ASSERT_TRUE(std::strcmp("Unhandled image number of dimension (Got 0, expected in [1 - 4])",e.what()) == 0);
   }
   ASSERT_TRUE(has_raised);
 }