From a099f08c20b10b191769dcc33a23384c9fdfadf3 Mon Sep 17 00:00:00 2001
From: Matt McCormick <matt.mccormick@kitware.com>
Date: Wed, 13 Mar 2024 11:52:39 -0400
Subject: [PATCH] ENH: Test CanReadFile for DICOM files with a preamble

Testing coverage for #4108. We are re-using the test coverage of
CanReadFile in the no-preamble test to ensure that files with a
preamble are also evaluated correctly.
---
 Modules/IO/DCMTK/test/CMakeLists.txt | 10 ++++++++++
 Modules/IO/GDCM/test/CMakeLists.txt  | 10 ++++++++++
 2 files changed, 20 insertions(+)

diff --git a/Modules/IO/DCMTK/test/CMakeLists.txt b/Modules/IO/DCMTK/test/CMakeLists.txt
index e6242390174..e23c1656cd4 100644
--- a/Modules/IO/DCMTK/test/CMakeLists.txt
+++ b/Modules/IO/DCMTK/test/CMakeLists.txt
@@ -212,6 +212,16 @@ itk_add_test(
   itkDCMTKImageIONoPreambleTest
   DATA{Input/NoPreambleDicomTest.dcm})
 
+# Re-use the test driver to ensure that CanReadFile returns true for a file
+# with a preamble.
+itk_add_test(
+  NAME
+  itkDCMTKImageIOPreambleCanReadTest
+  COMMAND
+  ITKIODCMTKTestDriver
+  itkDCMTKImageIONoPreambleTest
+  DATA{Input/preamble.dcm})
+
 itk_add_test(
   NAME itkDCMTKImageIOSpacingTest
   COMMAND ITKIODCMTKTestDriver itkDCMTKImageIOSpacingTest
diff --git a/Modules/IO/GDCM/test/CMakeLists.txt b/Modules/IO/GDCM/test/CMakeLists.txt
index f47661ebfce..54c9b8ef057 100644
--- a/Modules/IO/GDCM/test/CMakeLists.txt
+++ b/Modules/IO/GDCM/test/CMakeLists.txt
@@ -255,6 +255,16 @@ itk_add_test(
   itkGDCMImageIONoPreambleTest
   DATA{Input/NoPreambleDicomTest.dcm})
 
+# Re-use the test driver to ensure that CanReadFile returns true for a file
+# with a preamble.
+itk_add_test(
+  NAME
+  itkGDCMImageIOPreambleCanReadTest
+  COMMAND
+  ITKIOGDCMTestDriver
+  itkGDCMImageIONoPreambleTest
+  DATA{Input/preamble.dcm})
+
 itk_add_test(
   NAME
   itkGDCMImageReadWriteTest_RGB