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tests: Add tests for monitor_calculate_mode_scale

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Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2653>
This commit is contained in:
Adrian Vovk
2023-01-30 14:34:21 -05:00
committed by Jonas Ådahl
parent 2f1dd049bf
commit a6217c720e
4 changed files with 229 additions and 47 deletions
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171
src/tests/monitor-unit-tests.c
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@ -9202,6 +9202,175 @@ meta_test_monitor_supported_fractional_scales (void)
META_MONITOR_SCALES_CONSTRAINT_NONE));
}
static void
meta_test_monitor_calculate_mode_scale (void)
{
static MonitorTestCaseSetup base_test_case_setup = {
.modes = {
{
.refresh_rate = 60.0
}
},
.n_modes = 1,
.outputs = {
{
.crtc = 0,
.modes = { 0 },
.n_modes = 1,
.preferred_mode = 0,
.possible_crtcs = { 0 },
.n_possible_crtcs = 1,
.scale = -1,
}
},
.n_outputs = 1,
.crtcs = {
{
.current_mode = 0
}
},
.n_crtcs = 1
};
static struct {
const char *name;
int width, height;
int width_mm, height_mm;
float exp, exp_nofrac;
} cases[] = {
{
.name = "Librem 5",
.width = 720,
.height = 1440,
.width_mm = 65, /* 2:1, 5.7" */
.height_mm = 129,
/* Librem 5, when scaled, doesn't have enough logical area to
fit a full desktop-sized GNOME UI. Thus, Mutter rules out
scale factors above 1.75. */
.exp = 1.5,
.exp_nofrac = 1.0,
},
{
.name = "OnePlus 6",
.width = 1080,
.height = 2280,
.width_mm = 68, /* 19:9, 6.28" */
.height_mm = 144,
.exp = 3.0,
.exp_nofrac = 3.0,
},
{
.name = "Google Pixel 6a",
.width = 1080,
.height = 2400,
.width_mm = 64, /* 20:9, 6.1" */
.height_mm = 142,
.exp = 2.75,
.exp_nofrac = 3.0,
},
{
.name = "13\" MacBook Retina",
.width = 2560,
.height = 1600,
.width_mm = 286, /* 16:10, 13.3" */
.height_mm = 179,
.exp = 1.75,
.exp_nofrac = 2.0,
},
{
.name = "Surface Laptop Studio",
.width = 2400,
.height = 1600,
.width_mm = 303, /* 3:2 @ 14.34" */
.height_mm = 202,
.exp = 1.5,
.exp_nofrac = 2.0,
},
{
.name = "Generic 23\" 1080p",
.width = 1920,
.height = 1080,
.width_mm = 509,
.height_mm = 286,
.exp = 1.0,
.exp_nofrac = 1.0,
},
{
.name = "Generic 23\" 4K",
.width = 3840,
.height = 2160,
.width_mm = 509,
.height_mm = 286,
.exp = 1.75,
.exp_nofrac = 2.0,
},
{
.name = "Generic 27\" 4K",
.width = 3840,
.height = 2160,
.width_mm = 598,
.height_mm = 336,
.exp = 1.5,
.exp_nofrac = 2.0,
},
{
.name = "Generic 32\" 4K",
.width = 3840,
.height = 2160,
.width_mm = 708,
.height_mm = 398,
.exp = 1.25,
.exp_nofrac = 1.0,
},
};
static const int n_cases = 1;
MetaMonitorManager *manager;
MetaMonitorManagerTest *manager_test;
manager = meta_backend_get_monitor_manager (test_backend);
manager_test = META_MONITOR_MANAGER_TEST (manager);
for (int i = 0; i < n_cases; i++)
{
MonitorTestCaseSetup test_case_setup = base_test_case_setup;
MetaMonitorTestSetup *test_setup;
MetaLogicalMonitor *logical_monitor;
g_autofree char *serial1 = NULL;
g_autofree char *serial2 = NULL;
serial1 = g_strdup_printf ("0x120001%x", i * 2);
test_case_setup.modes[0].width = cases[i].width;
test_case_setup.modes[0].height = cases[i].height;
test_case_setup.outputs[0].width_mm = cases[i].width_mm;
test_case_setup.outputs[0].height_mm = cases[i].height_mm;
test_case_setup.outputs[0].serial = serial1;
test_setup = meta_create_monitor_test_setup (test_backend, &test_case_setup,
MONITOR_TEST_FLAG_NO_STORED);
g_debug ("Checking default non-fractional scale for %s", cases[i].name);
meta_monitor_manager_test_set_layout_mode (manager_test,
META_LOGICAL_MONITOR_LAYOUT_MODE_PHYSICAL);
emulate_hotplug (test_setup);
/* Crashes right here because manager->logical_monitors is NULL */
logical_monitor = manager->logical_monitors->data;
g_assert_cmpfloat_with_epsilon (logical_monitor->scale, cases[i].exp_nofrac, 0.01);
g_debug ("Checking default fractional scale for %s", cases[i].name);
meta_monitor_manager_test_set_layout_mode (manager_test,
META_LOGICAL_MONITOR_LAYOUT_MODE_LOGICAL);
serial2 = g_strdup_printf ("0x120001%x", i * 2 + 1);
test_case_setup.outputs[0].serial = serial2;
test_setup = meta_create_monitor_test_setup (test_backend, &test_case_setup,
MONITOR_TEST_FLAG_NO_STORED);
emulate_hotplug (test_setup);
logical_monitor = manager->logical_monitors->data;
g_assert_cmpfloat_with_epsilon (logical_monitor->scale, cases[i].exp,
FLT_EPSILON);
}
}
static void
meta_test_monitor_policy_system_only (void)
{
@ -9507,6 +9676,8 @@ init_monitor_tests (void)
meta_test_monitor_supported_integer_scales);
add_monitor_test ("/backends/monitor/suppported_scales/fractional",
meta_test_monitor_supported_fractional_scales);
add_monitor_test ("/backends/monitor/default_scale",
meta_test_monitor_calculate_mode_scale);
add_monitor_test ("/backends/monitor/policy/system-only",
meta_test_monitor_policy_system_only);