diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
index c46cc82..5079b39 100644
--- a/tests/CMakeLists.txt
+++ b/tests/CMakeLists.txt
@@ -29,7 +29,7 @@ file(COPY ${CMAKE_CURRENT_SOURCE_DIR}/data/lzma.bin DESTINATION ${CMAKE_CURRENT_
 file(COPY ${CMAKE_CURRENT_SOURCE_DIR}/data/data.bin DESTINATION ${CMAKE_CURRENT_BINARY_DIR}/data/)
 
 # Test executable (all unit tests)
-add_executable(tests_run crc64.cpp spamsum.cpp crc32.c crc32.h flac.cpp lzma.cpp sha256.cpp md5.cpp sha1.cpp)
+add_executable(tests_run crc64.cpp spamsum.cpp crc32.c crc32.h flac.cpp lzma.cpp sha256.cpp md5.cpp sha1.cpp open_image.cpp)
 
 # Link libraries
 target_link_libraries(tests_run PRIVATE gtest gtest_main aaruformat)
diff --git a/tests/open_image.cpp b/tests/open_image.cpp
new file mode 100644
index 0000000..db3bbaf
--- /dev/null
+++ b/tests/open_image.cpp
@@ -0,0 +1,118 @@
+/*
+ * This file is part of the Aaru Data Preservation Suite.
+ * Copyright (c) 2019-2025 Natalia Portillo.
+ *
+ * This library is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of the
+ * License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <climits>
+#include <cstdint>
+#include <cstring>
+
+#include "../include/aaruformat.h"
+#include "gtest/gtest.h"
+
+class OpenImageFixture : public testing::Test
+{
+public:
+    OpenImageFixture() = default;
+
+protected:
+    void SetUp() override
+    {
+        // Test data path will be set by CMake
+    }
+
+    void TearDown() override
+    {
+        // Cleanup if needed
+    }
+};
+
+// Test opening mf2hd_v1.aif downloaded via ExternalData
+TEST_F(OpenImageFixture, open_mf2hd_v1)
+{
+    char path[PATH_MAX];
+    char filename[PATH_MAX];
+
+    getcwd(path, PATH_MAX);
+    snprintf(filename, PATH_MAX, "%s/data/mf2hd_v1.aif", path);
+
+    // Attempt to open the image file
+    void *context = aaruf_open(filename);
+
+    // Verify that the file was successfully opened
+    ASSERT_NE(context, nullptr) << "Failed to open mf2hd_v1.aif";
+
+    // Get image info to verify it's a valid image
+    ImageInfo     image_info;
+    const int32_t result = aaruf_get_image_info(context, &image_info);
+
+    ASSERT_EQ(result, AARUF_STATUS_OK) << "Failed to get image info";
+
+    // Basic sanity checks on the image info
+    ASSERT_EQ(image_info.HasPartitions, false) << "Image should not have partitions";
+    ASSERT_EQ(image_info.HasSessions, false) << "Image should not have sessions";
+    ASSERT_EQ(image_info.ImageSize, 50162) << "Unexpected image size";
+    ASSERT_EQ(image_info.Sectors, 2880) << "Unexpected number of sectors";
+    ASSERT_EQ(image_info.SectorSize, 512) << "Unexpected sector size";
+    ASSERT_STREQ(image_info.Version, "1.0") << "Unexpected image version";
+    ASSERT_STREQ(image_info.Application, "Aaru") << "Unexpected application name";
+    ASSERT_STREQ(image_info.ApplicationVersion, "6.0") << "Unexpected application version";
+    ASSERT_EQ(image_info.CreationTime, 133986244248621873ULL) << "Unexpected creation time";
+    ASSERT_EQ(image_info.LastModificationTime, 133986244253238013ULL) << "Unexpected modification time";
+    ASSERT_EQ(image_info.MediaType, 199) << "Unexpected media type";
+    ASSERT_EQ(image_info.MetadataMediaType, 1) << "Unexpected metadata media type";
+
+    crc64_ctx *ctx = aaruf_crc64_init();
+    uint64_t   crc = 0;
+
+    for(int i = 0; i < 2880; i++)
+    {
+        uint8_t  buffer[512];
+        uint32_t length = sizeof(buffer);
+
+        const int32_t read_result = aaruf_read_sector(context, i, false, buffer, &length);
+        EXPECT_EQ(read_result, AARUF_STATUS_OK) << "Failed to read sector " << i;
+        EXPECT_EQ(length, 512U) << "Unexpected length for sector " << i;
+        aaruf_crc64_update(ctx, buffer, 512);
+    }
+
+    aaruf_crc64_final(ctx, &crc);
+    aaruf_crc64_free(ctx);
+
+    EXPECT_EQ(crc, 0x0439da56aa993cdf) << "Unexpected CRC64 for image data";
+
+    // Close the image
+    const int32_t close_result = aaruf_close(context);
+    EXPECT_EQ(close_result, AARUF_STATUS_OK) << "Failed to close image";
+}
+
+// Test opening a non-existent file
+TEST_F(OpenImageFixture, OpenNonExistentFile)
+{
+    const void *context = aaruf_open("/nonexistent/path/to/file.aif");
+
+    // Should return NULL for non-existent files
+    EXPECT_EQ(context, nullptr) << "Opening non-existent file should return NULL";
+}
+
+// Test opening with NULL path
+TEST_F(OpenImageFixture, OpenNullPath)
+{
+    const void *context = aaruf_open(nullptr);
+
+    // Should return NULL for NULL path
+    EXPECT_EQ(context, nullptr) << "Opening NULL path should return NULL";
+}