diff --git a/scripts/code-format-tests.cfg b/scripts/code-format-tests.cfg
new file mode 100644
index 000000000..24006db2f
--- /dev/null
+++ b/scripts/code-format-tests.cfg
@@ -0,0 +1,26 @@
+--style=kr
+--indent=spaces=4
+--indent-classes
+--indent-switches
+--indent-cases
+--indent-preproc-block
+--indent-preproc-define
+--indent-col1-comments
+--pad-oper
+--unpad-paren
+--align-pointer=middle
+--align-reference=middle
+--convert-tabs
+--max-code-length=120
+--break-after-logical
+--break-closing-braces
+--attach-closing-while
+--min-conditional-indent=0
+--max-continuation-indent=120
+--mode=c
+--lineend=linux
+--recursive
+--suffix=none
+--preserve-date
+--formatted
+--exclude=../tests/src/test_cases/_test_template.c
diff --git a/scripts/code-format.py b/scripts/code-format.py
index f7e65e7f4..dd025a2e9 100755
--- a/scripts/code-format.py
+++ b/scripts/code-format.py
@@ -3,3 +3,4 @@
 import os
 
 os.system('astyle --options=code-format.cfg "../src/*.c,*.h"')
+os.system('astyle --options=code-format-tests.cfg "../tests/src/test_cases/*.c"')
diff --git a/tests/src/test_cases/test_arc.c b/tests/src/test_cases/test_arc.c
index 4c7543739..853a22ec9 100644
--- a/tests/src/test_cases/test_arc.c
+++ b/tests/src/test_cases/test_arc.c
@@ -15,8 +15,8 @@ void test_arc_should_update_angles_when_changing_to_symmetrical_mode(void);
 void test_arc_should_update_angles_when_changing_to_symmetrical_mode_value_more_than_middle_range(void);
 void test_arc_angles_when_reversed(void);
 
-static lv_obj_t *active_screen = NULL;
-static lv_obj_t *arc = NULL;
+static lv_obj_t * active_screen = NULL;
+static lv_obj_t * arc = NULL;
 static uint32_t event_cnt;
 
 static void dummy_event_cb(lv_event_t * e);
@@ -109,13 +109,13 @@ void test_arc_angles_when_reversed(void)
     uint16_t expected_end_angle = 90;
     int16_t expected_value = 40;
 
-    lv_obj_t *arcBlack;
+    lv_obj_t * arcBlack;
     arcBlack = lv_arc_create(lv_scr_act());
 
     lv_arc_set_mode(arcBlack, LV_ARC_MODE_REVERSE);
 
     lv_arc_set_bg_angles(arcBlack, 0, 90);
-    
+
     lv_arc_set_value(arcBlack, expected_value);
 
     TEST_ASSERT_EQUAL_UINT16(expected_start_angle, lv_arc_get_angle_start(arcBlack));
@@ -131,22 +131,22 @@ void test_arc_click_area_with_adv_hittest(void)
     lv_obj_add_flag(arc, LV_OBJ_FLAG_ADV_HITTEST);
     lv_obj_add_event_cb(arc, dummy_event_cb, LV_EVENT_VALUE_CHANGED, NULL);
     lv_obj_set_ext_click_area(arc, 5);
-      
+
     /*No click detected at the middle*/
     event_cnt = 0;
     lv_test_mouse_click_at(50, 50);
     TEST_ASSERT_EQUAL_UINT32(0, event_cnt);
-    
+
     /*No click close to the radius - bg_arc - ext_click_area*/
     event_cnt = 0;
     lv_test_mouse_click_at(83, 50);
     TEST_ASSERT_EQUAL_UINT32(0, event_cnt);
-    
+
     /*Click on the radius - bg_arc - ext_click_area*/
     event_cnt = 0;
     lv_test_mouse_click_at(86, 50);
     TEST_ASSERT_GREATER_THAN(0, event_cnt);
-    
+
     /*Click on the radius + ext_click_area*/
     event_cnt = 0;
     lv_test_mouse_click_at(104, 50);
@@ -158,10 +158,10 @@ void test_arc_click_area_with_adv_hittest(void)
     TEST_ASSERT_EQUAL_UINT32(0, event_cnt);
 }
 
-static void dummy_event_cb(lv_event_t * e) 
+static void dummy_event_cb(lv_event_t * e)
 {
-  LV_UNUSED(e);
-  event_cnt++;
+    LV_UNUSED(e);
+    event_cnt++;
 }
 
 #endif
diff --git a/tests/src/test_cases/test_bar.c b/tests/src/test_cases/test_bar.c
index 9dde698df..14eacbe04 100644
--- a/tests/src/test_cases/test_bar.c
+++ b/tests/src/test_cases/test_bar.c
@@ -5,8 +5,8 @@
 
 #include "lv_test_indev.h"
 
-static lv_obj_t *active_screen = NULL;
-static lv_obj_t *bar = NULL;
+static lv_obj_t * active_screen = NULL;
+static lv_obj_t * bar = NULL;
 
 void setUp(void)
 {
@@ -67,7 +67,7 @@ void test_bar_should_update_indicator_right_coordinate_based_on_bar_value(void)
     lv_test_indev_wait(50);
 
     int32_t actual_coord = lv_area_get_width(&bar_ptr->indic_area);
-    
+
     /* Calculate bar indicator right coordinate, using rule of 3 */
     lv_coord_t bar_max_value = lv_bar_get_max_value(bar);
     lv_coord_t indicator_part_width = lv_obj_get_content_width(bar);
diff --git a/tests/src/test_cases/test_checkbox.c b/tests/src/test_cases/test_checkbox.c
index d265580d7..1d98570f0 100644
--- a/tests/src/test_cases/test_checkbox.c
+++ b/tests/src/test_cases/test_checkbox.c
@@ -12,16 +12,16 @@ void test_checkbox_should_have_default_text_when_created(void);
 void test_checkbox_should_return_dinamically_allocated_text(void);
 void test_checkbox_should_allocate_memory_for_static_text(void);
 
-static lv_obj_t *active_screen = NULL;
-static lv_obj_t *checkbox = NULL;
+static lv_obj_t * active_screen = NULL;
+static lv_obj_t * checkbox = NULL;
 
 static volatile bool event_called = false;
 
-static void event_handler(lv_event_t *e)
+static void event_handler(lv_event_t * e)
 {
     lv_event_code_t code = lv_event_get_code(e);
 
-    if (LV_EVENT_VALUE_CHANGED == code) {
+    if(LV_EVENT_VALUE_CHANGED == code) {
         event_called = true;
     }
 }
@@ -38,20 +38,20 @@ void test_checkbox_should_call_event_handler_on_click_when_enabled(void)
 {
     active_screen = lv_scr_act();
     checkbox = lv_checkbox_create(active_screen);
-    
+
     lv_obj_add_state(checkbox, LV_STATE_CHECKED);
     lv_obj_add_event_cb(checkbox, event_handler, LV_EVENT_ALL, NULL);
 
     lv_test_mouse_click_at(checkbox->coords.x1, checkbox->coords.y1);
 
     TEST_ASSERT_TRUE(event_called);
-    
+
     event_called = false;
 }
 
 void test_checkbox_should_have_default_text_when_created(void)
 {
-    const char *default_text = "Check box";
+    const char * default_text = "Check box";
 
     active_screen = lv_scr_act();
     checkbox = lv_checkbox_create(active_screen);
@@ -62,7 +62,7 @@ void test_checkbox_should_have_default_text_when_created(void)
 
 void test_checkbox_should_return_dinamically_allocated_text(void)
 {
-    const char *message = "Hello World!";
+    const char * message = "Hello World!";
 
     active_screen = lv_scr_act();
     checkbox = lv_checkbox_create(active_screen);
@@ -76,7 +76,7 @@ void test_checkbox_should_return_dinamically_allocated_text(void)
 void test_checkbox_should_allocate_memory_for_static_text(void)
 {
     uint32_t initial_available_memory = 0;
-    const char *static_text = "Keep me while you exist";
+    const char * static_text = "Keep me while you exist";
 
     lv_mem_monitor_t m1;
     lv_mem_monitor(&m1);
diff --git a/tests/src/test_cases/test_config.c b/tests/src/test_cases/test_config.c
index b995fc418..13672de5b 100644
--- a/tests/src/test_cases/test_config.c
+++ b/tests/src/test_cases/test_config.c
@@ -7,13 +7,13 @@ void test_config(void);
 
 void test_config(void)
 {
-  TEST_ASSERT_EQUAL(130, LV_DPI_DEF);
-  TEST_ASSERT_EQUAL(130, lv_disp_get_dpi(NULL));
-  TEST_ASSERT_EQUAL(800, LV_HOR_RES);
-  TEST_ASSERT_EQUAL(800, lv_disp_get_hor_res(NULL));
-  TEST_ASSERT_EQUAL(480, LV_VER_RES);
-  TEST_ASSERT_EQUAL(480, lv_disp_get_ver_res(NULL));
-  TEST_ASSERT_EQUAL(32, LV_COLOR_DEPTH);
+    TEST_ASSERT_EQUAL(130, LV_DPI_DEF);
+    TEST_ASSERT_EQUAL(130, lv_disp_get_dpi(NULL));
+    TEST_ASSERT_EQUAL(800, LV_HOR_RES);
+    TEST_ASSERT_EQUAL(800, lv_disp_get_hor_res(NULL));
+    TEST_ASSERT_EQUAL(480, LV_VER_RES);
+    TEST_ASSERT_EQUAL(480, lv_disp_get_ver_res(NULL));
+    TEST_ASSERT_EQUAL(32, LV_COLOR_DEPTH);
 }
 
 #endif
diff --git a/tests/src/test_cases/test_demo_stress.c b/tests/src/test_cases/test_demo_stress.c
index b8e4a76a5..929ae3bf6 100644
--- a/tests/src/test_cases/test_demo_stress.c
+++ b/tests/src/test_cases/test_demo_stress.c
@@ -10,7 +10,7 @@
 static void loop_through_stress_test(void)
 {
 #if LV_USE_DEMO_STRESS
-    lv_test_indev_wait(LV_DEMO_STRESS_TIME_STEP*33); /* FIXME: remove magic number of states */
+    lv_test_indev_wait(LV_DEMO_STRESS_TIME_STEP * 33); /* FIXME: remove magic number of states */
 #endif
 }
 void test_demo_stress(void)
diff --git a/tests/src/test_cases/test_dropdown.c b/tests/src/test_cases/test_dropdown.c
index 07a258693..a49cc1d53 100644
--- a/tests/src/test_cases/test_dropdown.c
+++ b/tests/src/test_cases/test_dropdown.c
@@ -16,411 +16,411 @@ void tearDown(void)
 }
 void test_dropdown_create_delete(void)
 {
-  lv_dropdown_create(lv_scr_act());
-  TEST_ASSERT_EQUAL(2, lv_obj_get_child_cnt(lv_scr_act()));
-  
-  lv_obj_t * dd2 = lv_dropdown_create(lv_scr_act());
-  lv_obj_set_pos(dd2, 200, 0);
-  TEST_ASSERT_EQUAL(4, lv_obj_get_child_cnt(lv_scr_act()));
-  TEST_ASSERT_FALSE(lv_dropdown_is_open(dd2));
-  lv_dropdown_open(dd2);
-  TEST_ASSERT_EQUAL(4, lv_obj_get_child_cnt(lv_scr_act()));
-  TEST_ASSERT_TRUE(lv_dropdown_is_open(dd2));
-  lv_dropdown_open(dd2);    /*Try to open again*/
-  TEST_ASSERT_EQUAL(4, lv_obj_get_child_cnt(lv_scr_act()));
+    lv_dropdown_create(lv_scr_act());
+    TEST_ASSERT_EQUAL(2, lv_obj_get_child_cnt(lv_scr_act()));
 
-  lv_obj_t * dd3 = lv_dropdown_create(lv_scr_act());
-  lv_obj_set_pos(dd3, 400, 0);
-  TEST_ASSERT_EQUAL(6, lv_obj_get_child_cnt(lv_scr_act()));
-  lv_dropdown_open(dd3);
-  TEST_ASSERT_EQUAL(6, lv_obj_get_child_cnt(lv_scr_act()));
-  lv_dropdown_close(dd3);
-  TEST_ASSERT_EQUAL(6, lv_obj_get_child_cnt(lv_scr_act()));
-  lv_dropdown_close(dd3);   /*Try to close again*/
-  TEST_ASSERT_EQUAL(6, lv_obj_get_child_cnt(lv_scr_act()));
-  
-  lv_obj_del(dd2);
-  TEST_ASSERT_EQUAL(4, lv_obj_get_child_cnt(lv_scr_act()));
- 
-  lv_obj_clean(lv_scr_act());
-  TEST_ASSERT_EQUAL(0, lv_obj_get_child_cnt(lv_scr_act()));
+    lv_obj_t * dd2 = lv_dropdown_create(lv_scr_act());
+    lv_obj_set_pos(dd2, 200, 0);
+    TEST_ASSERT_EQUAL(4, lv_obj_get_child_cnt(lv_scr_act()));
+    TEST_ASSERT_FALSE(lv_dropdown_is_open(dd2));
+    lv_dropdown_open(dd2);
+    TEST_ASSERT_EQUAL(4, lv_obj_get_child_cnt(lv_scr_act()));
+    TEST_ASSERT_TRUE(lv_dropdown_is_open(dd2));
+    lv_dropdown_open(dd2);    /*Try to open again*/
+    TEST_ASSERT_EQUAL(4, lv_obj_get_child_cnt(lv_scr_act()));
+
+    lv_obj_t * dd3 = lv_dropdown_create(lv_scr_act());
+    lv_obj_set_pos(dd3, 400, 0);
+    TEST_ASSERT_EQUAL(6, lv_obj_get_child_cnt(lv_scr_act()));
+    lv_dropdown_open(dd3);
+    TEST_ASSERT_EQUAL(6, lv_obj_get_child_cnt(lv_scr_act()));
+    lv_dropdown_close(dd3);
+    TEST_ASSERT_EQUAL(6, lv_obj_get_child_cnt(lv_scr_act()));
+    lv_dropdown_close(dd3);   /*Try to close again*/
+    TEST_ASSERT_EQUAL(6, lv_obj_get_child_cnt(lv_scr_act()));
+
+    lv_obj_del(dd2);
+    TEST_ASSERT_EQUAL(4, lv_obj_get_child_cnt(lv_scr_act()));
+
+    lv_obj_clean(lv_scr_act());
+    TEST_ASSERT_EQUAL(0, lv_obj_get_child_cnt(lv_scr_act()));
 
 }
 
 void test_dropdown_set_options(void)
 {
 
-  lv_mem_monitor_t m1;
-  lv_mem_monitor(&m1);
+    lv_mem_monitor_t m1;
+    lv_mem_monitor(&m1);
 
-  lv_obj_t * dd1 = lv_dropdown_create(lv_scr_act());
-  TEST_ASSERT_EQUAL_STRING("Option 1\nOption 2\nOption 3", lv_dropdown_get_options(dd1));
-  TEST_ASSERT_EQUAL(3, lv_dropdown_get_option_cnt(dd1));
-  
-  lv_dropdown_set_options(dd1, "a1\nb2\nc3\nd4\ne5\nf6");
-  TEST_ASSERT_EQUAL_STRING("a1\nb2\nc3\nd4\ne5\nf6", lv_dropdown_get_options(dd1));
-  TEST_ASSERT_EQUAL(6, lv_dropdown_get_option_cnt(dd1));
-  
-  lv_obj_set_width(dd1, 200);
-  lv_dropdown_open(dd1);
-  lv_obj_update_layout(dd1);
-  TEST_ASSERT_EQUAL(200, lv_obj_get_width(lv_dropdown_get_list(dd1)));
-  
-  lv_dropdown_close(dd1);
+    lv_obj_t * dd1 = lv_dropdown_create(lv_scr_act());
+    TEST_ASSERT_EQUAL_STRING("Option 1\nOption 2\nOption 3", lv_dropdown_get_options(dd1));
+    TEST_ASSERT_EQUAL(3, lv_dropdown_get_option_cnt(dd1));
 
-  lv_dropdown_add_option(dd1, "x0", 0);
-  TEST_ASSERT_EQUAL_STRING("x0\na1\nb2\nc3\nd4\ne5\nf6", lv_dropdown_get_options(dd1));
-  TEST_ASSERT_EQUAL(7, lv_dropdown_get_option_cnt(dd1));
-  
-  lv_dropdown_add_option(dd1, "y0", 3);
-  TEST_ASSERT_EQUAL_STRING("x0\na1\nb2\ny0\nc3\nd4\ne5\nf6", lv_dropdown_get_options(dd1));
-  TEST_ASSERT_EQUAL(8, lv_dropdown_get_option_cnt(dd1));
-  
-  lv_dropdown_add_option(dd1, "z0", LV_DROPDOWN_POS_LAST);
-  TEST_ASSERT_EQUAL_STRING("x0\na1\nb2\ny0\nc3\nd4\ne5\nf6\nz0", lv_dropdown_get_options(dd1));
-  TEST_ASSERT_EQUAL(9, lv_dropdown_get_option_cnt(dd1));
+    lv_dropdown_set_options(dd1, "a1\nb2\nc3\nd4\ne5\nf6");
+    TEST_ASSERT_EQUAL_STRING("a1\nb2\nc3\nd4\ne5\nf6", lv_dropdown_get_options(dd1));
+    TEST_ASSERT_EQUAL(6, lv_dropdown_get_option_cnt(dd1));
 
-  lv_dropdown_clear_options(dd1);
-  TEST_ASSERT_EQUAL_STRING("", lv_dropdown_get_options(dd1));
-  TEST_ASSERT_EQUAL(0, lv_dropdown_get_option_cnt(dd1));
+    lv_obj_set_width(dd1, 200);
+    lv_dropdown_open(dd1);
+    lv_obj_update_layout(dd1);
+    TEST_ASSERT_EQUAL(200, lv_obj_get_width(lv_dropdown_get_list(dd1)));
 
-  lv_dropdown_set_options(dd1, "o1\no2"); /*Just to add some content before lv_dropdown_set_options_static*/
+    lv_dropdown_close(dd1);
 
-  lv_dropdown_set_options_static(dd1, "a1\nb2\nc3\nd4\ne5\nf6");
-  TEST_ASSERT_EQUAL_STRING("a1\nb2\nc3\nd4\ne5\nf6", lv_dropdown_get_options(dd1));
-  TEST_ASSERT_EQUAL(6, lv_dropdown_get_option_cnt(dd1));
+    lv_dropdown_add_option(dd1, "x0", 0);
+    TEST_ASSERT_EQUAL_STRING("x0\na1\nb2\nc3\nd4\ne5\nf6", lv_dropdown_get_options(dd1));
+    TEST_ASSERT_EQUAL(7, lv_dropdown_get_option_cnt(dd1));
 
-  lv_dropdown_add_option(dd1, "x0", 0);
-  TEST_ASSERT_EQUAL_STRING("x0\na1\nb2\nc3\nd4\ne5\nf6", lv_dropdown_get_options(dd1));
-  TEST_ASSERT_EQUAL(7, lv_dropdown_get_option_cnt(dd1));
-  
-  lv_dropdown_add_option(dd1, "y0", 3);
-  TEST_ASSERT_EQUAL_STRING("x0\na1\nb2\ny0\nc3\nd4\ne5\nf6", lv_dropdown_get_options(dd1));
-  TEST_ASSERT_EQUAL(8, lv_dropdown_get_option_cnt(dd1));
-  
-  lv_dropdown_add_option(dd1, "z0", LV_DROPDOWN_POS_LAST);
-  TEST_ASSERT_EQUAL_STRING("x0\na1\nb2\ny0\nc3\nd4\ne5\nf6\nz0", lv_dropdown_get_options(dd1));
-  TEST_ASSERT_EQUAL(9, lv_dropdown_get_option_cnt(dd1));
+    lv_dropdown_add_option(dd1, "y0", 3);
+    TEST_ASSERT_EQUAL_STRING("x0\na1\nb2\ny0\nc3\nd4\ne5\nf6", lv_dropdown_get_options(dd1));
+    TEST_ASSERT_EQUAL(8, lv_dropdown_get_option_cnt(dd1));
 
-  lv_dropdown_clear_options(dd1);
-  TEST_ASSERT_EQUAL_STRING("", lv_dropdown_get_options(dd1));
-  TEST_ASSERT_EQUAL(0, lv_dropdown_get_option_cnt(dd1));
+    lv_dropdown_add_option(dd1, "z0", LV_DROPDOWN_POS_LAST);
+    TEST_ASSERT_EQUAL_STRING("x0\na1\nb2\ny0\nc3\nd4\ne5\nf6\nz0", lv_dropdown_get_options(dd1));
+    TEST_ASSERT_EQUAL(9, lv_dropdown_get_option_cnt(dd1));
 
-  lv_obj_del(dd1);
+    lv_dropdown_clear_options(dd1);
+    TEST_ASSERT_EQUAL_STRING("", lv_dropdown_get_options(dd1));
+    TEST_ASSERT_EQUAL(0, lv_dropdown_get_option_cnt(dd1));
 
-  lv_mem_monitor_t m2;
-  lv_mem_monitor(&m2);
-  TEST_ASSERT_UINT32_WITHIN(48, m1.free_size, m2.free_size);
+    lv_dropdown_set_options(dd1, "o1\no2"); /*Just to add some content before lv_dropdown_set_options_static*/
+
+    lv_dropdown_set_options_static(dd1, "a1\nb2\nc3\nd4\ne5\nf6");
+    TEST_ASSERT_EQUAL_STRING("a1\nb2\nc3\nd4\ne5\nf6", lv_dropdown_get_options(dd1));
+    TEST_ASSERT_EQUAL(6, lv_dropdown_get_option_cnt(dd1));
+
+    lv_dropdown_add_option(dd1, "x0", 0);
+    TEST_ASSERT_EQUAL_STRING("x0\na1\nb2\nc3\nd4\ne5\nf6", lv_dropdown_get_options(dd1));
+    TEST_ASSERT_EQUAL(7, lv_dropdown_get_option_cnt(dd1));
+
+    lv_dropdown_add_option(dd1, "y0", 3);
+    TEST_ASSERT_EQUAL_STRING("x0\na1\nb2\ny0\nc3\nd4\ne5\nf6", lv_dropdown_get_options(dd1));
+    TEST_ASSERT_EQUAL(8, lv_dropdown_get_option_cnt(dd1));
+
+    lv_dropdown_add_option(dd1, "z0", LV_DROPDOWN_POS_LAST);
+    TEST_ASSERT_EQUAL_STRING("x0\na1\nb2\ny0\nc3\nd4\ne5\nf6\nz0", lv_dropdown_get_options(dd1));
+    TEST_ASSERT_EQUAL(9, lv_dropdown_get_option_cnt(dd1));
+
+    lv_dropdown_clear_options(dd1);
+    TEST_ASSERT_EQUAL_STRING("", lv_dropdown_get_options(dd1));
+    TEST_ASSERT_EQUAL(0, lv_dropdown_get_option_cnt(dd1));
+
+    lv_obj_del(dd1);
+
+    lv_mem_monitor_t m2;
+    lv_mem_monitor(&m2);
+    TEST_ASSERT_UINT32_WITHIN(48, m1.free_size, m2.free_size);
 }
 
 void test_dropdown_select(void)
 {
-  lv_obj_t * dd1 = lv_dropdown_create(lv_scr_act());
-  lv_dropdown_set_selected(dd1, 2);
-  
-  TEST_ASSERT_EQUAL(2, lv_dropdown_get_selected(dd1));
-  
-  char buf[32];
-  memset(buf, 0x00, sizeof(buf));
-  lv_dropdown_get_selected_str(dd1, buf, sizeof(buf));  
-  TEST_ASSERT_EQUAL_STRING("Option 3", buf);
-  
-  memset(buf, 0x00, sizeof(buf));
-  lv_dropdown_get_selected_str(dd1, buf, 4);
-  TEST_ASSERT_EQUAL_STRING("Opt", buf);
+    lv_obj_t * dd1 = lv_dropdown_create(lv_scr_act());
+    lv_dropdown_set_selected(dd1, 2);
 
-  /*Out of range*/
-  lv_dropdown_set_selected(dd1, 3);
-  TEST_ASSERT_EQUAL(2, lv_dropdown_get_selected(dd1));
+    TEST_ASSERT_EQUAL(2, lv_dropdown_get_selected(dd1));
+
+    char buf[32];
+    memset(buf, 0x00, sizeof(buf));
+    lv_dropdown_get_selected_str(dd1, buf, sizeof(buf));
+    TEST_ASSERT_EQUAL_STRING("Option 3", buf);
+
+    memset(buf, 0x00, sizeof(buf));
+    lv_dropdown_get_selected_str(dd1, buf, 4);
+    TEST_ASSERT_EQUAL_STRING("Opt", buf);
+
+    /*Out of range*/
+    lv_dropdown_set_selected(dd1, 3);
+    TEST_ASSERT_EQUAL(2, lv_dropdown_get_selected(dd1));
 }
 
 void test_dropdown_click(void)
 {
-  lv_obj_clean(lv_scr_act());
-  lv_obj_t * dd1 = lv_dropdown_create(lv_scr_act());
-  lv_obj_update_layout(dd1);
-  
-  TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
-  lv_test_mouse_click_at(dd1->coords.x1 + 5, dd1->coords.y1 + 5); 
-  TEST_ASSERT_TRUE(lv_dropdown_is_open(dd1));
-    
-  lv_obj_t * list = lv_dropdown_get_list(dd1);
-  TEST_ASSERT_EQUAL(0, lv_dropdown_get_selected(dd1));
-  lv_test_mouse_click_at(list->coords.x1 + 5, list->coords.y2 - 25);
-  TEST_ASSERT_EQUAL(2, lv_dropdown_get_selected(dd1));
-  TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
+    lv_obj_clean(lv_scr_act());
+    lv_obj_t * dd1 = lv_dropdown_create(lv_scr_act());
+    lv_obj_update_layout(dd1);
+
+    TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
+    lv_test_mouse_click_at(dd1->coords.x1 + 5, dd1->coords.y1 + 5);
+    TEST_ASSERT_TRUE(lv_dropdown_is_open(dd1));
+
+    lv_obj_t * list = lv_dropdown_get_list(dd1);
+    TEST_ASSERT_EQUAL(0, lv_dropdown_get_selected(dd1));
+    lv_test_mouse_click_at(list->coords.x1 + 5, list->coords.y2 - 25);
+    TEST_ASSERT_EQUAL(2, lv_dropdown_get_selected(dd1));
+    TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
 }
 
 static uint32_t event_cnt;
-static void dd_event(lv_event_t * e) 
+static void dd_event(lv_event_t * e)
 {
-  LV_UNUSED(e);
-  event_cnt++;
+    LV_UNUSED(e);
+    event_cnt++;
 }
 
 void test_dropdown_keypad(void)
 {
-  lv_obj_clean(lv_scr_act());
+    lv_obj_clean(lv_scr_act());
 
-  lv_group_t * g = lv_group_create();
-  lv_indev_set_group(lv_test_keypad_indev, g);
+    lv_group_t * g = lv_group_create();
+    lv_indev_set_group(lv_test_keypad_indev, g);
 
-  lv_obj_t * dd1 = lv_dropdown_create(lv_scr_act());
-  lv_obj_set_pos(dd1, 20, 20);
-  lv_dropdown_set_options(dd1, "1\n2\n3\n4\n5\n6\n7\n8");
-  lv_group_add_obj(g, dd1);
-  lv_obj_add_event_cb(dd1, dd_event, LV_EVENT_VALUE_CHANGED, NULL);
-  
-  lv_obj_t * dd2 = lv_dropdown_create(lv_scr_act());
-  lv_obj_set_pos(dd2, 300, 20);
-  lv_group_add_obj(g, dd2);
-    
-  event_cnt = 0;  
-    
-  TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
-  TEST_ASSERT_FALSE(lv_dropdown_is_open(dd2));
-  lv_test_key_hit(LV_KEY_ENTER); 
-  TEST_ASSERT_TRUE(lv_dropdown_is_open(dd1));
-  TEST_ASSERT_FALSE(lv_dropdown_is_open(dd2));
-  
-  lv_test_key_hit(LV_KEY_DOWN);
-  lv_test_key_hit(LV_KEY_RIGHT);  /*Same as down*/
-  lv_test_key_hit(LV_KEY_ENTER); 
-  TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
-  TEST_ASSERT_EQUAL(2, lv_dropdown_get_selected(dd1));
-  TEST_ASSERT_EQUAL(1, event_cnt);
-  
-  lv_test_key_hit(LV_KEY_DOWN); /*Open the list too*/
-  TEST_ASSERT_NOT_NULL(lv_dropdown_get_list(dd1));
-  lv_test_key_hit(LV_KEY_DOWN);
-  lv_test_key_hit(LV_KEY_ENTER); 
-  TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
-  TEST_ASSERT_EQUAL(3, lv_dropdown_get_selected(dd1));
-  TEST_ASSERT_EQUAL(2, event_cnt);
-  
-  lv_test_key_hit(LV_KEY_RIGHT); /*Open the list too*/
-  TEST_ASSERT_NOT_NULL(lv_dropdown_get_list(dd1));
-  lv_test_key_hit(LV_KEY_RIGHT);
-  lv_test_key_hit(LV_KEY_ENTER); 
-  TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
-  TEST_ASSERT_EQUAL(4, lv_dropdown_get_selected(dd1));
-  TEST_ASSERT_EQUAL(3, event_cnt);
-  
-  lv_test_key_hit(LV_KEY_LEFT); /*Open the list too*/
-  TEST_ASSERT_TRUE(lv_dropdown_is_open(dd1));
-  lv_test_key_hit(LV_KEY_LEFT);
-  lv_test_key_hit(LV_KEY_ENTER); 
-  TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
-  TEST_ASSERT_EQUAL(3, lv_dropdown_get_selected(dd1));
-  TEST_ASSERT_EQUAL(4, event_cnt);
-  
-  lv_test_key_hit(LV_KEY_UP); /*Open the list too*/
-  TEST_ASSERT_NOT_NULL(lv_dropdown_get_list(dd1));
-  lv_test_key_hit(LV_KEY_UP); 
-  lv_test_key_hit(LV_KEY_ENTER); 
-  TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
-  TEST_ASSERT_EQUAL(2, lv_dropdown_get_selected(dd1));
-  TEST_ASSERT_EQUAL(5, event_cnt);
-  
-  lv_test_key_hit(LV_KEY_UP); 
-  lv_test_key_hit(LV_KEY_UP); 
-  lv_test_key_hit(LV_KEY_UP); 
-  lv_test_key_hit(LV_KEY_UP); 
-  lv_test_key_hit(LV_KEY_ENTER); 
-  TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
-  TEST_ASSERT_EQUAL(0, lv_dropdown_get_selected(dd1));
-  TEST_ASSERT_EQUAL(6, event_cnt);
-  
-  lv_test_key_hit(LV_KEY_DOWN);
-  lv_test_key_hit(LV_KEY_DOWN);
-  lv_test_key_hit(LV_KEY_DOWN);
-  lv_test_key_hit(LV_KEY_DOWN);
-  lv_test_key_hit(LV_KEY_DOWN);
-  lv_test_key_hit(LV_KEY_DOWN);
-  lv_test_key_hit(LV_KEY_DOWN); 
-  lv_test_key_hit(LV_KEY_DOWN);
-  lv_test_key_hit(LV_KEY_DOWN); 
-  lv_test_key_hit(LV_KEY_ENTER); 
-  TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
-  TEST_ASSERT_EQUAL(7, lv_dropdown_get_selected(dd1));
-  TEST_ASSERT_EQUAL(7, event_cnt);
-  
-  lv_test_key_hit(LV_KEY_ENTER); 
-  TEST_ASSERT_TRUE(lv_dropdown_is_open(dd1));
-  
-  lv_test_key_hit(LV_KEY_NEXT); 
-  TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
-  TEST_ASSERT_FALSE(lv_dropdown_is_open(dd2));
-  
-  lv_test_key_hit(LV_KEY_ENTER); 
-  TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
-  TEST_ASSERT_NOT_NULL(lv_dropdown_get_list(dd2));
-  
-  lv_indev_set_group(lv_test_keypad_indev, NULL);
-  lv_group_del(g);
+    lv_obj_t * dd1 = lv_dropdown_create(lv_scr_act());
+    lv_obj_set_pos(dd1, 20, 20);
+    lv_dropdown_set_options(dd1, "1\n2\n3\n4\n5\n6\n7\n8");
+    lv_group_add_obj(g, dd1);
+    lv_obj_add_event_cb(dd1, dd_event, LV_EVENT_VALUE_CHANGED, NULL);
+
+    lv_obj_t * dd2 = lv_dropdown_create(lv_scr_act());
+    lv_obj_set_pos(dd2, 300, 20);
+    lv_group_add_obj(g, dd2);
+
+    event_cnt = 0;
+
+    TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
+    TEST_ASSERT_FALSE(lv_dropdown_is_open(dd2));
+    lv_test_key_hit(LV_KEY_ENTER);
+    TEST_ASSERT_TRUE(lv_dropdown_is_open(dd1));
+    TEST_ASSERT_FALSE(lv_dropdown_is_open(dd2));
+
+    lv_test_key_hit(LV_KEY_DOWN);
+    lv_test_key_hit(LV_KEY_RIGHT);  /*Same as down*/
+    lv_test_key_hit(LV_KEY_ENTER);
+    TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
+    TEST_ASSERT_EQUAL(2, lv_dropdown_get_selected(dd1));
+    TEST_ASSERT_EQUAL(1, event_cnt);
+
+    lv_test_key_hit(LV_KEY_DOWN); /*Open the list too*/
+    TEST_ASSERT_NOT_NULL(lv_dropdown_get_list(dd1));
+    lv_test_key_hit(LV_KEY_DOWN);
+    lv_test_key_hit(LV_KEY_ENTER);
+    TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
+    TEST_ASSERT_EQUAL(3, lv_dropdown_get_selected(dd1));
+    TEST_ASSERT_EQUAL(2, event_cnt);
+
+    lv_test_key_hit(LV_KEY_RIGHT); /*Open the list too*/
+    TEST_ASSERT_NOT_NULL(lv_dropdown_get_list(dd1));
+    lv_test_key_hit(LV_KEY_RIGHT);
+    lv_test_key_hit(LV_KEY_ENTER);
+    TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
+    TEST_ASSERT_EQUAL(4, lv_dropdown_get_selected(dd1));
+    TEST_ASSERT_EQUAL(3, event_cnt);
+
+    lv_test_key_hit(LV_KEY_LEFT); /*Open the list too*/
+    TEST_ASSERT_TRUE(lv_dropdown_is_open(dd1));
+    lv_test_key_hit(LV_KEY_LEFT);
+    lv_test_key_hit(LV_KEY_ENTER);
+    TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
+    TEST_ASSERT_EQUAL(3, lv_dropdown_get_selected(dd1));
+    TEST_ASSERT_EQUAL(4, event_cnt);
+
+    lv_test_key_hit(LV_KEY_UP); /*Open the list too*/
+    TEST_ASSERT_NOT_NULL(lv_dropdown_get_list(dd1));
+    lv_test_key_hit(LV_KEY_UP);
+    lv_test_key_hit(LV_KEY_ENTER);
+    TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
+    TEST_ASSERT_EQUAL(2, lv_dropdown_get_selected(dd1));
+    TEST_ASSERT_EQUAL(5, event_cnt);
+
+    lv_test_key_hit(LV_KEY_UP);
+    lv_test_key_hit(LV_KEY_UP);
+    lv_test_key_hit(LV_KEY_UP);
+    lv_test_key_hit(LV_KEY_UP);
+    lv_test_key_hit(LV_KEY_ENTER);
+    TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
+    TEST_ASSERT_EQUAL(0, lv_dropdown_get_selected(dd1));
+    TEST_ASSERT_EQUAL(6, event_cnt);
+
+    lv_test_key_hit(LV_KEY_DOWN);
+    lv_test_key_hit(LV_KEY_DOWN);
+    lv_test_key_hit(LV_KEY_DOWN);
+    lv_test_key_hit(LV_KEY_DOWN);
+    lv_test_key_hit(LV_KEY_DOWN);
+    lv_test_key_hit(LV_KEY_DOWN);
+    lv_test_key_hit(LV_KEY_DOWN);
+    lv_test_key_hit(LV_KEY_DOWN);
+    lv_test_key_hit(LV_KEY_DOWN);
+    lv_test_key_hit(LV_KEY_ENTER);
+    TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
+    TEST_ASSERT_EQUAL(7, lv_dropdown_get_selected(dd1));
+    TEST_ASSERT_EQUAL(7, event_cnt);
+
+    lv_test_key_hit(LV_KEY_ENTER);
+    TEST_ASSERT_TRUE(lv_dropdown_is_open(dd1));
+
+    lv_test_key_hit(LV_KEY_NEXT);
+    TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
+    TEST_ASSERT_FALSE(lv_dropdown_is_open(dd2));
+
+    lv_test_key_hit(LV_KEY_ENTER);
+    TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
+    TEST_ASSERT_NOT_NULL(lv_dropdown_get_list(dd2));
+
+    lv_indev_set_group(lv_test_keypad_indev, NULL);
+    lv_group_del(g);
 }
 
 
 void test_dropdown_encoder(void)
 {
-  lv_obj_clean(lv_scr_act());
+    lv_obj_clean(lv_scr_act());
 
-  lv_group_t * g = lv_group_create();
-  lv_indev_set_group(lv_test_encoder_indev, g);
+    lv_group_t * g = lv_group_create();
+    lv_indev_set_group(lv_test_encoder_indev, g);
 
-  lv_obj_t * dd1 = lv_dropdown_create(lv_scr_act());
-  lv_obj_set_pos(dd1, 20, 20);
-  lv_dropdown_set_options(dd1, "1\n2\n3\n4\n5\n6\n7\n8");
-  lv_group_add_obj(g, dd1);
-  lv_obj_add_event_cb(dd1, dd_event, LV_EVENT_VALUE_CHANGED, NULL);
-  
-  lv_obj_t * dd2 = lv_dropdown_create(lv_scr_act());
-  lv_obj_set_pos(dd2, 300, 20);
-  lv_group_add_obj(g, dd2);
-    
-  event_cnt = 0;  
-    
-  TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
-  TEST_ASSERT_FALSE(lv_dropdown_is_open(dd2));
-  lv_test_encoder_click(); 
-  TEST_ASSERT_TRUE(lv_dropdown_is_open(dd1));
-  TEST_ASSERT_FALSE(lv_dropdown_is_open(dd2));
-  
-  lv_test_encoder_turn(5);
-  lv_test_encoder_click(); 
-  TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
-  TEST_ASSERT_EQUAL(5, lv_dropdown_get_selected(dd1));
-  TEST_ASSERT_EQUAL(1, event_cnt);
-  
-  lv_test_encoder_click(); 
-  lv_test_encoder_turn(-1);
-  lv_test_encoder_click(); 
-  TEST_ASSERT_EQUAL(4, lv_dropdown_get_selected(dd1));
-  TEST_ASSERT_EQUAL(2, event_cnt);
+    lv_obj_t * dd1 = lv_dropdown_create(lv_scr_act());
+    lv_obj_set_pos(dd1, 20, 20);
+    lv_dropdown_set_options(dd1, "1\n2\n3\n4\n5\n6\n7\n8");
+    lv_group_add_obj(g, dd1);
+    lv_obj_add_event_cb(dd1, dd_event, LV_EVENT_VALUE_CHANGED, NULL);
 
-  lv_test_encoder_click(); 
-  lv_test_encoder_turn(2);
-  lv_test_encoder_press(); 
-  lv_test_indev_wait(1000);  //Long press
-  lv_test_encoder_release(); 
-  lv_test_indev_wait(50);
-  TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
-  TEST_ASSERT_EQUAL(4, lv_dropdown_get_selected(dd1));
-  TEST_ASSERT_EQUAL(2, event_cnt);
-  
-  lv_test_encoder_turn(1);
-  lv_test_encoder_click();
-  TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
-  TEST_ASSERT_TRUE(lv_dropdown_is_open(dd2));
-  
-  lv_indev_set_group(lv_test_encoder_indev, NULL);
-  lv_group_del(g);
+    lv_obj_t * dd2 = lv_dropdown_create(lv_scr_act());
+    lv_obj_set_pos(dd2, 300, 20);
+    lv_group_add_obj(g, dd2);
+
+    event_cnt = 0;
+
+    TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
+    TEST_ASSERT_FALSE(lv_dropdown_is_open(dd2));
+    lv_test_encoder_click();
+    TEST_ASSERT_TRUE(lv_dropdown_is_open(dd1));
+    TEST_ASSERT_FALSE(lv_dropdown_is_open(dd2));
+
+    lv_test_encoder_turn(5);
+    lv_test_encoder_click();
+    TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
+    TEST_ASSERT_EQUAL(5, lv_dropdown_get_selected(dd1));
+    TEST_ASSERT_EQUAL(1, event_cnt);
+
+    lv_test_encoder_click();
+    lv_test_encoder_turn(-1);
+    lv_test_encoder_click();
+    TEST_ASSERT_EQUAL(4, lv_dropdown_get_selected(dd1));
+    TEST_ASSERT_EQUAL(2, event_cnt);
+
+    lv_test_encoder_click();
+    lv_test_encoder_turn(2);
+    lv_test_encoder_press();
+    lv_test_indev_wait(1000);  //Long press
+    lv_test_encoder_release();
+    lv_test_indev_wait(50);
+    TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
+    TEST_ASSERT_EQUAL(4, lv_dropdown_get_selected(dd1));
+    TEST_ASSERT_EQUAL(2, event_cnt);
+
+    lv_test_encoder_turn(1);
+    lv_test_encoder_click();
+    TEST_ASSERT_FALSE(lv_dropdown_is_open(dd1));
+    TEST_ASSERT_TRUE(lv_dropdown_is_open(dd2));
+
+    lv_indev_set_group(lv_test_encoder_indev, NULL);
+    lv_group_del(g);
 }
 
 
 void test_dropdown_render_1(void)
 {
-  lv_obj_clean(lv_scr_act());
+    lv_obj_clean(lv_scr_act());
 
-  lv_obj_t * dd1 = lv_dropdown_create(lv_scr_act());
-  lv_obj_set_pos(dd1, 10, 10);
-  lv_dropdown_set_selected(dd1, 1);
+    lv_obj_t * dd1 = lv_dropdown_create(lv_scr_act());
+    lv_obj_set_pos(dd1, 10, 10);
+    lv_dropdown_set_selected(dd1, 1);
 
-  lv_obj_t * dd2 = lv_dropdown_create(lv_scr_act());
-  lv_obj_set_pos(dd2, 200, 10);
-  lv_obj_set_width(dd2, 200);
-  lv_dropdown_set_selected(dd2, 2);
-  lv_dropdown_open(dd2);
-  TEST_ASSERT_TRUE(lv_dropdown_get_selected_highlight(dd2));
-  lv_dropdown_set_selected_highlight(dd2, false);
-  TEST_ASSERT_FALSE(lv_dropdown_get_selected_highlight(dd2)); 
+    lv_obj_t * dd2 = lv_dropdown_create(lv_scr_act());
+    lv_obj_set_pos(dd2, 200, 10);
+    lv_obj_set_width(dd2, 200);
+    lv_dropdown_set_selected(dd2, 2);
+    lv_dropdown_open(dd2);
+    TEST_ASSERT_TRUE(lv_dropdown_get_selected_highlight(dd2));
+    lv_dropdown_set_selected_highlight(dd2, false);
+    TEST_ASSERT_FALSE(lv_dropdown_get_selected_highlight(dd2));
 
-  lv_obj_t * dd3 = lv_dropdown_create(lv_scr_act());
-  lv_obj_set_style_pad_hor(dd3, 5, 0);
-  lv_obj_set_style_pad_ver(dd3, 20, 0);
-  lv_obj_set_pos(dd3, 500, 150);
-  TEST_ASSERT_EQUAL_PTR(NULL, lv_dropdown_get_text(dd3));
-  lv_dropdown_set_text(dd3, "A text");
-  TEST_ASSERT_EQUAL_STRING("A text", lv_dropdown_get_text(dd3));
-  
-  lv_dropdown_set_selected(dd3, 2);
-  
-  TEST_ASSERT_EQUAL(LV_DIR_BOTTOM, lv_dropdown_get_dir(dd3));
-  lv_dropdown_set_dir(dd3, LV_DIR_LEFT);
-  TEST_ASSERT_EQUAL(LV_DIR_LEFT, lv_dropdown_get_dir(dd3));
-  
-  TEST_ASSERT_EQUAL_STRING(LV_SYMBOL_DOWN, lv_dropdown_get_symbol(dd3));
-  lv_dropdown_set_symbol(dd3, LV_SYMBOL_LEFT);
-  TEST_ASSERT_EQUAL_STRING(LV_SYMBOL_LEFT, lv_dropdown_get_symbol(dd3));
+    lv_obj_t * dd3 = lv_dropdown_create(lv_scr_act());
+    lv_obj_set_style_pad_hor(dd3, 5, 0);
+    lv_obj_set_style_pad_ver(dd3, 20, 0);
+    lv_obj_set_pos(dd3, 500, 150);
+    TEST_ASSERT_EQUAL_PTR(NULL, lv_dropdown_get_text(dd3));
+    lv_dropdown_set_text(dd3, "A text");
+    TEST_ASSERT_EQUAL_STRING("A text", lv_dropdown_get_text(dd3));
 
-  lv_dropdown_set_options(dd3, "a0\na1\na2\na3\na4\na5\na6\na7\na8\na9\na10\na11\na12\na13\na14\na15\na16");
-  lv_dropdown_open(dd3);
-  lv_dropdown_set_selected(dd3, 3);
-  lv_obj_t * list = lv_dropdown_get_list(dd3);
-  lv_obj_set_style_text_line_space(list, 5, 0);
-  lv_obj_set_style_bg_color(list, lv_color_hex3(0xf00), LV_PART_SELECTED | LV_STATE_CHECKED);
+    lv_dropdown_set_selected(dd3, 2);
 
-  
-  TEST_ASSERT_EQUAL_SCREENSHOT("dropdown_1.png");
+    TEST_ASSERT_EQUAL(LV_DIR_BOTTOM, lv_dropdown_get_dir(dd3));
+    lv_dropdown_set_dir(dd3, LV_DIR_LEFT);
+    TEST_ASSERT_EQUAL(LV_DIR_LEFT, lv_dropdown_get_dir(dd3));
+
+    TEST_ASSERT_EQUAL_STRING(LV_SYMBOL_DOWN, lv_dropdown_get_symbol(dd3));
+    lv_dropdown_set_symbol(dd3, LV_SYMBOL_LEFT);
+    TEST_ASSERT_EQUAL_STRING(LV_SYMBOL_LEFT, lv_dropdown_get_symbol(dd3));
+
+    lv_dropdown_set_options(dd3, "a0\na1\na2\na3\na4\na5\na6\na7\na8\na9\na10\na11\na12\na13\na14\na15\na16");
+    lv_dropdown_open(dd3);
+    lv_dropdown_set_selected(dd3, 3);
+    lv_obj_t * list = lv_dropdown_get_list(dd3);
+    lv_obj_set_style_text_line_space(list, 5, 0);
+    lv_obj_set_style_bg_color(list, lv_color_hex3(0xf00), LV_PART_SELECTED | LV_STATE_CHECKED);
+
+
+    TEST_ASSERT_EQUAL_SCREENSHOT("dropdown_1.png");
 }
 
 void test_dropdown_render_2(void)
 {
-  lv_obj_clean(lv_scr_act());
-  LV_IMG_DECLARE(img_caret_down);
-  lv_obj_t * dd1 = lv_dropdown_create(lv_scr_act());
-  lv_dropdown_set_text(dd1, "Short");
-  lv_dropdown_set_options(dd1, "1\n2");
-  lv_dropdown_set_symbol(dd1, &img_caret_down);
-  lv_dropdown_open(dd1);
+    lv_obj_clean(lv_scr_act());
+    LV_IMG_DECLARE(img_caret_down);
+    lv_obj_t * dd1 = lv_dropdown_create(lv_scr_act());
+    lv_dropdown_set_text(dd1, "Short");
+    lv_dropdown_set_options(dd1, "1\n2");
+    lv_dropdown_set_symbol(dd1, &img_caret_down);
+    lv_dropdown_open(dd1);
 
-  lv_obj_t * dd2 = lv_dropdown_create(lv_scr_act());
-  lv_dropdown_set_text(dd2, "Go Up");
-  lv_dropdown_set_options(dd2, "1\n2\n3\n4\n5\n6\n7\n8\n9\n10\n11\n12\n13\n14\n15");
-  lv_dropdown_set_symbol(dd2, NULL);
-  lv_obj_align(dd2, LV_ALIGN_LEFT_MID, 150, 50);
-  lv_dropdown_open(dd2);
+    lv_obj_t * dd2 = lv_dropdown_create(lv_scr_act());
+    lv_dropdown_set_text(dd2, "Go Up");
+    lv_dropdown_set_options(dd2, "1\n2\n3\n4\n5\n6\n7\n8\n9\n10\n11\n12\n13\n14\n15");
+    lv_dropdown_set_symbol(dd2, NULL);
+    lv_obj_align(dd2, LV_ALIGN_LEFT_MID, 150, 50);
+    lv_dropdown_open(dd2);
 
-  lv_obj_t * dd3 = lv_dropdown_create(lv_scr_act());
-  lv_dropdown_set_text(dd3, "Limit Down");
-  lv_dropdown_set_options(dd3, "1aaaaaaaaaaaaaaaa\n2\n3\n4\n5\n6\n7\n8\n9\n10\n11\n12\n13\n14\n15");
-  lv_obj_align(dd3, LV_ALIGN_LEFT_MID, 300, -10);
-  lv_dropdown_open(dd3);
+    lv_obj_t * dd3 = lv_dropdown_create(lv_scr_act());
+    lv_dropdown_set_text(dd3, "Limit Down");
+    lv_dropdown_set_options(dd3, "1aaaaaaaaaaaaaaaa\n2\n3\n4\n5\n6\n7\n8\n9\n10\n11\n12\n13\n14\n15");
+    lv_obj_align(dd3, LV_ALIGN_LEFT_MID, 300, -10);
+    lv_dropdown_open(dd3);
 
-  lv_obj_t * dd4 = lv_dropdown_create(lv_scr_act());
-  lv_dropdown_set_text(dd4, "Limit Top");
-  lv_dropdown_set_options(dd4, "1aaaaaaaaaaaaaaaa\n2\n3\n4\n5\n6\n7\n8\n9\n10\n11\n12\n13\n14\n15");
-  lv_obj_align(dd4, LV_ALIGN_LEFT_MID, 450, 10);
-  lv_dropdown_set_dir(dd4, LV_DIR_TOP);
-  lv_dropdown_set_symbol(dd4, LV_SYMBOL_UP);
-  lv_dropdown_open(dd4);
+    lv_obj_t * dd4 = lv_dropdown_create(lv_scr_act());
+    lv_dropdown_set_text(dd4, "Limit Top");
+    lv_dropdown_set_options(dd4, "1aaaaaaaaaaaaaaaa\n2\n3\n4\n5\n6\n7\n8\n9\n10\n11\n12\n13\n14\n15");
+    lv_obj_align(dd4, LV_ALIGN_LEFT_MID, 450, 10);
+    lv_dropdown_set_dir(dd4, LV_DIR_TOP);
+    lv_dropdown_set_symbol(dd4, LV_SYMBOL_UP);
+    lv_dropdown_open(dd4);
 
-  lv_obj_t * dd5 = lv_dropdown_create(lv_scr_act());
-  lv_dropdown_set_text(dd5, "Go Down");
-  lv_dropdown_set_options(dd5, "1\n2\n3\n4\n5\n6\n7\n8\n9\n10\n11\n12\n13\n14\n15");
-  lv_dropdown_set_dir(dd5, LV_DIR_TOP);
-  lv_dropdown_set_symbol(dd5, LV_SYMBOL_UP);
-  lv_obj_align(dd5, LV_ALIGN_LEFT_MID, 650, -200);
-  lv_dropdown_open(dd5);
+    lv_obj_t * dd5 = lv_dropdown_create(lv_scr_act());
+    lv_dropdown_set_text(dd5, "Go Down");
+    lv_dropdown_set_options(dd5, "1\n2\n3\n4\n5\n6\n7\n8\n9\n10\n11\n12\n13\n14\n15");
+    lv_dropdown_set_dir(dd5, LV_DIR_TOP);
+    lv_dropdown_set_symbol(dd5, LV_SYMBOL_UP);
+    lv_obj_align(dd5, LV_ALIGN_LEFT_MID, 650, -200);
+    lv_dropdown_open(dd5);
 
-  lv_obj_t * dd6 = lv_dropdown_create(lv_scr_act());
-  lv_dropdown_set_text(dd6, "Right");
-  lv_dropdown_set_options(dd6, "1aaa\n2aa\n3aa");
-  lv_dropdown_set_dir(dd6, LV_DIR_RIGHT);
-  lv_dropdown_set_symbol(dd6, LV_SYMBOL_RIGHT);
-  lv_obj_align(dd6, LV_ALIGN_BOTTOM_LEFT, 20, -20);
-  lv_dropdown_open(dd6);
-  lv_obj_set_style_text_align(lv_dropdown_get_list(dd6), LV_TEXT_ALIGN_RIGHT, 0);
+    lv_obj_t * dd6 = lv_dropdown_create(lv_scr_act());
+    lv_dropdown_set_text(dd6, "Right");
+    lv_dropdown_set_options(dd6, "1aaa\n2aa\n3aa");
+    lv_dropdown_set_dir(dd6, LV_DIR_RIGHT);
+    lv_dropdown_set_symbol(dd6, LV_SYMBOL_RIGHT);
+    lv_obj_align(dd6, LV_ALIGN_BOTTOM_LEFT, 20, -20);
+    lv_dropdown_open(dd6);
+    lv_obj_set_style_text_align(lv_dropdown_get_list(dd6), LV_TEXT_ALIGN_RIGHT, 0);
 
-  lv_obj_t * dd7 = lv_dropdown_create(lv_scr_act());
-  lv_dropdown_set_text(dd7, "Left");
-  lv_dropdown_set_options(dd7, "1aaa\n2\n3");
-  lv_dropdown_set_dir(dd7, LV_DIR_LEFT);
-  lv_dropdown_set_symbol(dd7, LV_SYMBOL_LEFT);
-  lv_obj_align(dd7, LV_ALIGN_BOTTOM_RIGHT, -20, -20);
-  lv_dropdown_open(dd7);
-  
-  TEST_ASSERT_EQUAL_SCREENSHOT("dropdown_2.png");
+    lv_obj_t * dd7 = lv_dropdown_create(lv_scr_act());
+    lv_dropdown_set_text(dd7, "Left");
+    lv_dropdown_set_options(dd7, "1aaa\n2\n3");
+    lv_dropdown_set_dir(dd7, LV_DIR_LEFT);
+    lv_dropdown_set_symbol(dd7, LV_SYMBOL_LEFT);
+    lv_obj_align(dd7, LV_ALIGN_BOTTOM_RIGHT, -20, -20);
+    lv_dropdown_open(dd7);
+
+    TEST_ASSERT_EQUAL_SCREENSHOT("dropdown_2.png");
 }
 
 /* See #2893 */
diff --git a/tests/src/test_cases/test_event.c b/tests/src/test_cases/test_event.c
index e6af8ba8a..0ef4186d1 100644
--- a/tests/src/test_cases/test_event.c
+++ b/tests/src/test_cases/test_event.c
@@ -3,7 +3,7 @@
 
 #include "unity/unity.h"
 
-static void event_object_deletion_cb(const lv_obj_class_t *cls, lv_event_t *e)
+static void event_object_deletion_cb(const lv_obj_class_t * cls, lv_event_t * e)
 {
     LV_UNUSED(cls);
     if(lv_event_get_code(e) == LV_EVENT_VALUE_CHANGED) {
diff --git a/tests/src/test_cases/test_font_loader.c b/tests/src/test_cases/test_font_loader.c
index 20af18917..012083cc8 100644
--- a/tests/src/test_cases/test_font_loader.c
+++ b/tests/src/test_cases/test_font_loader.c
@@ -63,10 +63,10 @@ static int compare_fonts(lv_font_t * f1, lv_font_t * f2)
     TEST_ASSERT_NOT_NULL_MESSAGE(f1, "font not null");
     TEST_ASSERT_NOT_NULL_MESSAGE(f2, "font not null");
 
-//    Skip these test because -Wpedantic tells
-//    ISO C forbids passing argument 1 of ‘lv_test_assert_ptr_eq’ between function pointer and ‘void *’
-//    TEST_ASSERT_EQUAL_PTR_MESSAGE(f1->get_glyph_dsc, f2->get_glyph_dsc, "glyph_dsc");
-//    TEST_ASSERT_EQUAL_PTR_MESSAGE(f1->get_glyph_bitmap, f2->get_glyph_bitmap, "glyph_bitmap");
+    //    Skip these test because -Wpedantic tells
+    //    ISO C forbids passing argument 1 of ‘lv_test_assert_ptr_eq’ between function pointer and ‘void *’
+    //    TEST_ASSERT_EQUAL_PTR_MESSAGE(f1->get_glyph_dsc, f2->get_glyph_dsc, "glyph_dsc");
+    //    TEST_ASSERT_EQUAL_PTR_MESSAGE(f1->get_glyph_bitmap, f2->get_glyph_bitmap, "glyph_bitmap");
 
     TEST_ASSERT_EQUAL_INT_MESSAGE(f1->line_height, f2->line_height, "line_height");
     TEST_ASSERT_EQUAL_INT_MESSAGE(f1->base_line, f2->base_line, "base_line");
@@ -96,10 +96,10 @@ static int compare_fonts(lv_font_t * f1, lv_font_t * f2)
             TEST_ASSERT_TRUE_MESSAGE(cmaps1->unicode_list && cmaps2->unicode_list, "unicode_list");
 
             TEST_ASSERT_EQUAL_UINT8_ARRAY_MESSAGE(
-                    (uint8_t *)cmaps1->unicode_list,
-                    (uint8_t *)cmaps2->unicode_list,
-                    sizeof(uint16_t) * cmaps1->list_length,
-                    "unicode_list");
+                (uint8_t *)cmaps1->unicode_list,
+                (uint8_t *)cmaps2->unicode_list,
+                sizeof(uint16_t) * cmaps1->list_length,
+                "unicode_list");
             total_glyphs += cmaps1->list_length;
         }
         else {
@@ -119,45 +119,45 @@ static int compare_fonts(lv_font_t * f1, lv_font_t * f2)
     }
 
     // kern_dsc
-    if (dsc1->kern_classes == 1 && dsc2->kern_classes == 1) {
+    if(dsc1->kern_classes == 1 && dsc2->kern_classes == 1) {
         lv_font_fmt_txt_kern_classes_t * kern1 = (lv_font_fmt_txt_kern_classes_t *)dsc1->kern_dsc;
         lv_font_fmt_txt_kern_classes_t * kern2 = (lv_font_fmt_txt_kern_classes_t *)dsc2->kern_dsc;
-        if (kern1 != NULL && kern2 != NULL) {
+        if(kern1 != NULL && kern2 != NULL) {
             TEST_ASSERT_EQUAL_INT_MESSAGE(kern1->right_class_cnt, kern2->right_class_cnt, "right_class_cnt");
             TEST_ASSERT_EQUAL_INT_MESSAGE(kern1->left_class_cnt, kern2->left_class_cnt, "left_class_cnt");
 
             TEST_ASSERT_EQUAL_UINT8_ARRAY_MESSAGE(
-                    (uint8_t *)kern1->left_class_mapping,
-                    (uint8_t *)kern2->left_class_mapping,
-                    kern1->left_class_cnt,
-                    "left_class_mapping");
+                (uint8_t *)kern1->left_class_mapping,
+                (uint8_t *)kern2->left_class_mapping,
+                kern1->left_class_cnt,
+                "left_class_mapping");
 
             TEST_ASSERT_EQUAL_UINT8_ARRAY_MESSAGE(
-                    (uint8_t *)kern1->right_class_mapping,
-                    (uint8_t *)kern2->right_class_mapping,
-                    kern1->right_class_cnt,
-                    "right_class_mapping");
+                (uint8_t *)kern1->right_class_mapping,
+                (uint8_t *)kern2->right_class_mapping,
+                kern1->right_class_cnt,
+                "right_class_mapping");
 
             TEST_ASSERT_EQUAL_UINT8_ARRAY_MESSAGE(
-                    (uint8_t *)kern1->class_pair_values,
-                    (uint8_t *)kern2->class_pair_values,
-                    kern1->right_class_cnt * kern1->left_class_cnt,
-                    "class_pair_values");
+                (uint8_t *)kern1->class_pair_values,
+                (uint8_t *)kern2->class_pair_values,
+                kern1->right_class_cnt * kern1->left_class_cnt,
+                "class_pair_values");
         }
         else {
             TEST_ASSERT_EQUAL_PTR_MESSAGE(kern1, kern2, "kern");
         }
     }
-    else if (dsc1->kern_classes == 0 && dsc2->kern_classes == 0) {
+    else if(dsc1->kern_classes == 0 && dsc2->kern_classes == 0) {
         lv_font_fmt_txt_kern_pair_t * kern1 = (lv_font_fmt_txt_kern_pair_t *)dsc1->kern_dsc;
         lv_font_fmt_txt_kern_pair_t * kern2 = (lv_font_fmt_txt_kern_pair_t *)dsc2->kern_dsc;
-        if (kern1 != NULL && kern2 != NULL) {
+        if(kern1 != NULL && kern2 != NULL) {
             TEST_ASSERT_EQUAL_INT_MESSAGE(kern1->glyph_ids_size, kern2->glyph_ids_size, "glyph_ids_size");
             TEST_ASSERT_EQUAL_INT_MESSAGE(kern1->pair_cnt, kern2->pair_cnt, "pair_cnt");
 
             int ids_size;
 
-            if (kern1->glyph_ids_size == 0) {
+            if(kern1->glyph_ids_size == 0) {
                 ids_size = sizeof(int8_t) * 2 * kern1->pair_cnt;
             }
             else {
@@ -166,10 +166,10 @@ static int compare_fonts(lv_font_t * f1, lv_font_t * f2)
 
             TEST_ASSERT_EQUAL_UINT8_ARRAY_MESSAGE(kern1->glyph_ids, kern2->glyph_ids, ids_size, "glyph_ids");
             TEST_ASSERT_EQUAL_UINT8_ARRAY_MESSAGE(
-                    (uint8_t * ) kern1->values,
-                    (uint8_t * ) kern2->values,
-                    kern1->pair_cnt,
-                    "glyph_values");
+                (uint8_t *) kern1->values,
+                (uint8_t *) kern2->values,
+                kern1->pair_cnt,
+                "glyph_values");
         }
     }
 
@@ -177,14 +177,14 @@ static int compare_fonts(lv_font_t * f1, lv_font_t * f2)
     lv_font_fmt_txt_glyph_dsc_t * glyph_dsc2 = (lv_font_fmt_txt_glyph_dsc_t *)dsc2->glyph_dsc;
 
     for(int i = 0; i < total_glyphs; ++i) {
-        if (i < total_glyphs - 1) {
-            int size1 = glyph_dsc1[i+1].bitmap_index - glyph_dsc1[i].bitmap_index;
+        if(i < total_glyphs - 1) {
+            int size1 = glyph_dsc1[i + 1].bitmap_index - glyph_dsc1[i].bitmap_index;
 
-            if (size1 > 0) {
+            if(size1 > 0) {
                 TEST_ASSERT_EQUAL_UINT8_ARRAY_MESSAGE(
-                        dsc1->glyph_bitmap + glyph_dsc1[i].bitmap_index,
-                        dsc2->glyph_bitmap + glyph_dsc2[i].bitmap_index,
-                        size1 - 1, "glyph_bitmap");
+                    dsc1->glyph_bitmap + glyph_dsc1[i].bitmap_index,
+                    dsc2->glyph_bitmap + glyph_dsc2[i].bitmap_index,
+                    size1 - 1, "glyph_bitmap");
             }
         }
         TEST_ASSERT_EQUAL_INT_MESSAGE(glyph_dsc1[i].adv_w, glyph_dsc2[i].adv_w, "adv_w");
diff --git a/tests/src/test_cases/test_obj_tree.c b/tests/src/test_cases/test_obj_tree.c
index f5eb0a410..73bdb0f13 100644
--- a/tests/src/test_cases/test_obj_tree.c
+++ b/tests/src/test_cases/test_obj_tree.c
@@ -8,32 +8,32 @@ void test_obj_tree_2(void);
 
 void test_obj_tree_1(void)
 {
-  TEST_ASSERT_EQUAL(lv_obj_get_child_cnt(lv_scr_act()), 0);
+    TEST_ASSERT_EQUAL(lv_obj_get_child_cnt(lv_scr_act()), 0);
 }
 
 void test_obj_tree_2(void)
 {
 
-  lv_obj_create(lv_scr_act());
-  lv_obj_t * o2 = lv_obj_create(lv_scr_act());
-  lv_obj_create(lv_scr_act());
-  TEST_ASSERT_EQUAL(lv_obj_get_child_cnt(lv_scr_act()), 3);
-  
-  lv_obj_del(o2);
-  TEST_ASSERT_EQUAL(lv_obj_get_child_cnt(lv_scr_act()), 2);
-  
-  lv_obj_clean(lv_scr_act());
-  TEST_ASSERT_EQUAL(lv_obj_get_child_cnt(lv_scr_act()), 0);
-  
- lv_color_t c1 = lv_color_hex(0x444444);
- lv_color_t c2 = lv_color_hex3(0x444);
- TEST_ASSERT_EQUAL_COLOR(c1, c2);
- 
- lv_obj_remove_style_all(lv_scr_act());
- lv_obj_set_style_bg_color(lv_scr_act(), lv_color_hex(0x112233), 0);
- lv_obj_set_style_bg_opa(lv_scr_act(), LV_OPA_COVER, 0);
- 
- //TEST_ASSERT_EQUAL_SCREENSHOT("scr1.png")
+    lv_obj_create(lv_scr_act());
+    lv_obj_t * o2 = lv_obj_create(lv_scr_act());
+    lv_obj_create(lv_scr_act());
+    TEST_ASSERT_EQUAL(lv_obj_get_child_cnt(lv_scr_act()), 3);
+
+    lv_obj_del(o2);
+    TEST_ASSERT_EQUAL(lv_obj_get_child_cnt(lv_scr_act()), 2);
+
+    lv_obj_clean(lv_scr_act());
+    TEST_ASSERT_EQUAL(lv_obj_get_child_cnt(lv_scr_act()), 0);
+
+    lv_color_t c1 = lv_color_hex(0x444444);
+    lv_color_t c2 = lv_color_hex3(0x444);
+    TEST_ASSERT_EQUAL_COLOR(c1, c2);
+
+    lv_obj_remove_style_all(lv_scr_act());
+    lv_obj_set_style_bg_color(lv_scr_act(), lv_color_hex(0x112233), 0);
+    lv_obj_set_style_bg_opa(lv_scr_act(), LV_OPA_COVER, 0);
+
+    //TEST_ASSERT_EQUAL_SCREENSHOT("scr1.png")
 }
 
 #endif
diff --git a/tests/src/test_cases/test_snapshot.c b/tests/src/test_cases/test_snapshot.c
index 5ac10d6d4..0c87b310d 100644
--- a/tests/src/test_cases/test_snapshot.c
+++ b/tests/src/test_cases/test_snapshot.c
@@ -15,7 +15,7 @@ void test_snapshot_should_not_leak_memory(void)
     uint32_t final_available_memory = 0;
     lv_mem_monitor_t monitor;
 
-    lv_img_dsc_t *snapshots[NUM_SNAPSHOTS] = {NULL};
+    lv_img_dsc_t * snapshots[NUM_SNAPSHOTS] = {NULL};
 
     lv_mem_monitor(&monitor);
     initial_available_memory = monitor.free_size;
@@ -24,11 +24,11 @@ void test_snapshot_should_not_leak_memory(void)
         snapshots[idx] = lv_snapshot_take(lv_scr_act(), LV_IMG_CF_TRUE_COLOR_ALPHA);
         TEST_ASSERT_NOT_NULL(snapshots[idx]);
     }
-    
+
     for(idx = 0; idx < NUM_SNAPSHOTS; idx++) {
         lv_snapshot_free(snapshots[idx]);
     }
-    
+
     lv_mem_monitor(&monitor);
     final_available_memory = monitor.free_size;
 
diff --git a/tests/src/test_cases/test_switch.c b/tests/src/test_cases/test_switch.c
index 07048ba8f..c36f18dd3 100644
--- a/tests/src/test_cases/test_switch.c
+++ b/tests/src/test_cases/test_switch.c
@@ -9,8 +9,8 @@
 #define SWITCHES_CNT    10
 
 uint8_t value_changed_event_cnt = 0;
-lv_obj_t *scr = NULL;
-lv_obj_t *sw = NULL;
+lv_obj_t * scr = NULL;
+lv_obj_t * sw = NULL;
 
 void setUp(void)
 {
@@ -30,11 +30,11 @@ static void mouse_click_on_switch(void)
     lv_test_mouse_click_at(sw->coords.x1, sw->coords.y1);
 }
 
-static void event_handler(lv_event_t *e)
+static void event_handler(lv_event_t * e)
 {
     lv_event_code_t event = lv_event_get_code(e);
 
-    if (LV_EVENT_VALUE_CHANGED == event) {
+    if(LV_EVENT_VALUE_CHANGED == event) {
         value_changed_event_cnt++;
     }
 
@@ -52,19 +52,19 @@ void test_switch_should_not_leak_memory_after_deletion(void)
     uint32_t initial_available_memory = 0;
     uint32_t final_available_memory = 0;
     lv_mem_monitor_t monitor;
-    lv_obj_t *switches[SWITCHES_CNT] = {NULL};
+    lv_obj_t * switches[SWITCHES_CNT] = {NULL};
 
     lv_mem_monitor(&monitor);
     initial_available_memory = monitor.free_size;
-    
-    for (idx = 0; idx < SWITCHES_CNT; idx++) {
+
+    for(idx = 0; idx < SWITCHES_CNT; idx++) {
         switches[idx] = lv_switch_create(scr);
     }
-    
-    for (idx = 0; idx < SWITCHES_CNT; idx++) {
+
+    for(idx = 0; idx < SWITCHES_CNT; idx++) {
         lv_obj_del(switches[idx]);
     }
-    
+
     lv_mem_monitor(&monitor);
     final_available_memory = monitor.free_size;
 
diff --git a/tests/src/test_cases/test_txt.c b/tests/src/test_cases/test_txt.c
index 6dbad90f0..a855396fd 100644
--- a/tests/src/test_cases/test_txt.c
+++ b/tests/src/test_cases/test_txt.c
@@ -73,8 +73,8 @@ void test_txt_should_identify_space_after_parameter(void)
 
 void test_txt_should_insert_string_into_another(void)
 {
-    const char *msg = "Hello ";
-    const char *suffix = "World";
+    const char * msg = "Hello ";
+    const char * suffix = "World";
     char target[20] = {0};
     size_t msg_len = strlen(msg);
 
@@ -87,7 +87,7 @@ void test_txt_should_insert_string_into_another(void)
 
 void test_txt_should_handle_null_pointers_when_inserting(void)
 {
-    const char *msg = "Hello ";
+    const char * msg = "Hello ";
     char target[20] = {0};
     size_t msg_len = strlen(msg);
 
@@ -194,7 +194,7 @@ void test_txt_get_encoded_next_detect_invalid_4_byte_input(void)
 /* See #2615 for more information */
 void test_txt_next_line_should_handle_empty_string(void)
 {
-    const lv_font_t *font_ptr = NULL;
+    const lv_font_t * font_ptr = NULL;
     lv_coord_t letter_space = 0;
     lv_coord_t max_width = 0;
     lv_text_flag_t flag = LV_TEXT_FLAG_NONE;