From: Philippe Mathieu-Daudé <f4bug@amsat.org>

The HMP 'screendump' command generates Portable PixMap files.
Make it obvious by using the .ppm file extention.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20201021105035.2477784-3-f4bug@amsat.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>
---
 tests/acceptance/machine_m68k_nextcube.py | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/tests/acceptance/machine_m68k_nextcube.py b/tests/acceptance/machine_m68k_nextcube.py
index 9d289f2fab..2baba5fdc2 100644
--- a/tests/acceptance/machine_m68k_nextcube.py
+++ b/tests/acceptance/machine_m68k_nextcube.py
@@ -69,7 +69,7 @@ class NextCubeMachine(Test):
 
     @skipUnless(PIL_AVAILABLE, 'Python PIL not installed')
     def test_bootrom_framebuffer_size(self):
-        screenshot_path = os.path.join(self.workdir, "dump.png")
+        screenshot_path = os.path.join(self.workdir, "dump.ppm")
         self.check_bootrom_framebuffer(screenshot_path)
 
         width, height = Image.open(screenshot_path).size
@@ -78,7 +78,7 @@ class NextCubeMachine(Test):
 
     @skipUnless(tesseract_available(3), 'tesseract v3 OCR tool not available')
     def test_bootrom_framebuffer_ocr_with_tesseract_v3(self):
-        screenshot_path = os.path.join(self.workdir, "dump.png")
+        screenshot_path = os.path.join(self.workdir, "dump.ppm")
         self.check_bootrom_framebuffer(screenshot_path)
 
         console_logger = logging.getLogger('console')
@@ -94,7 +94,7 @@ class NextCubeMachine(Test):
     # that it is still alpha-level software.
     @skipUnless(tesseract_available(4), 'tesseract v4 OCR tool not available')
     def test_bootrom_framebuffer_ocr_with_tesseract_v4(self):
-        screenshot_path = os.path.join(self.workdir, "dump.png")
+        screenshot_path = os.path.join(self.workdir, "dump.ppm")
         self.check_bootrom_framebuffer(screenshot_path)
 
         console_logger = logging.getLogger('console')
-- 
2.18.2