[mutter] tests/color: Test EDIDs with bogus data

[Marge Bot <marge-bot src gnome org>]

commit 88504b96d0d05e5da9a14243467cb2ca5cca2475
Author: Sebastian Wick <sebastian wick redhat com>
Date:   Fri Sep 16 16:01:26 2022 +0200

    tests/color: Test EDIDs with bogus data
    
    Make sure the profile creation fails without crashing and that the
    device still becomes ready when we fail to create a profile.
    
    Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2627>

 src/tests/color-management-tests.c | 68 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 68 insertions(+)
---
diff --git a/src/tests/color-management-tests.c b/src/tests/color-management-tests.c
index c486fd2d68..932bb59088 100644
--- a/src/tests/color-management-tests.c
+++ b/src/tests/color-management-tests.c
@@ -589,6 +589,72 @@ meta_test_color_management_profile_device (void)
   g_assert_cmpfloat_with_epsilon (white->Z, 1.10479736, PRIMARY_EPSILON);
 }
 
+static void
+meta_test_color_management_profile_device_bogus (void)
+{
+  MetaBackend *backend = meta_context_get_backend (test_context);
+  MetaMonitorManager *monitor_manager =
+    meta_backend_get_monitor_manager (backend);
+  MetaMonitorManagerTest *monitor_manager_test =
+    META_MONITOR_MANAGER_TEST (monitor_manager);
+  MetaColorManager *color_manager =
+    meta_backend_get_color_manager (backend);
+  MetaEdidInfo edid_info;
+  MonitorTestCaseSetup test_case_setup = base_monitor_setup;
+  MetaMonitorTestSetup *test_setup;
+  MetaMonitor *monitor;
+  MetaColorDevice *color_device;
+  MetaColorProfile *color_profile;
+
+  edid_info = CALTECH_MONITOR_EDID;
+  /* Decoding gamma is in [1, 4] */
+  edid_info.gamma = 0.7;
+  test_case_setup.outputs[0].serial = "profile_device_bogus/gamma";
+  test_case_setup.outputs[0].edid_info = edid_info;
+  test_case_setup.outputs[0].has_edid_info = TRUE;
+  test_setup = meta_create_monitor_test_setup (backend, &test_case_setup,
+                                               MONITOR_TEST_FLAG_NO_STORED);
+  meta_monitor_manager_test_emulate_hotplug (monitor_manager_test, test_setup);
+
+  monitor = meta_monitor_manager_get_monitors (monitor_manager)->data;
+  color_device = meta_color_manager_get_color_device (color_manager, monitor);
+  g_assert_nonnull (color_device);
+
+  g_test_expect_message ("libmutter", G_LOG_LEVEL_WARNING,
+                         "Failed to create device color profile:*"
+                         "contains bogus Display Transfer Characteristics "
+                         "(GAMMA)");
+
+  while (!meta_color_device_is_ready (color_device))
+    g_main_context_iteration (NULL, TRUE);
+
+  color_profile = meta_color_device_get_device_profile (color_device);
+  g_assert_null (color_profile);
+
+  edid_info = CALTECH_MONITOR_EDID;
+  edid_info.green_y = 0.0;
+  test_case_setup.outputs[0].serial = "profile_device_bogus/chromaticity";
+  test_case_setup.outputs[0].edid_info = edid_info;
+  test_case_setup.outputs[0].has_edid_info = TRUE;
+  test_setup = meta_create_monitor_test_setup (backend, &test_case_setup,
+                                               MONITOR_TEST_FLAG_NO_STORED);
+  meta_monitor_manager_test_emulate_hotplug (monitor_manager_test, test_setup);
+
+  monitor = meta_monitor_manager_get_monitors (monitor_manager)->data;
+  color_device = meta_color_manager_get_color_device (color_manager, monitor);
+  g_assert_nonnull (color_device);
+
+  g_test_expect_message ("libmutter", G_LOG_LEVEL_WARNING,
+                         "Failed to create device color profile:*"
+                         "contains bogus Color Characteristics");
+
+  while (!meta_color_device_is_ready (color_device))
+    g_main_context_iteration (NULL, TRUE);
+
+  color_profile = meta_color_device_get_device_profile (color_device);
+  g_assert_null (color_profile);
+}
+
 static void
 meta_test_color_management_profile_system (void)
 {
@@ -1347,6 +1413,8 @@ init_tests (void)
                   meta_test_color_management_device_no_gamma);
   add_color_test ("/color-management/profile/device",
                   meta_test_color_management_profile_device);
+  add_color_test ("/color-management/profile/device-bogus",
+                  meta_test_color_management_profile_device_bogus);
   add_color_test ("/color-management/profile/system",
                   meta_test_color_management_profile_system);
   add_color_test ("/color-management/profile/efivar",