76 lines
1.7 KiB
C
76 lines
1.7 KiB
C
#include "unity.h"
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#include "fake_flash.h"
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#include "config/nl_flash_layout.h"
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#include "config/nl_reset_counter.h"
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static uint8_t boot(void)
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{
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nl_resetcnt_init(NL_FL_RESETCNT);
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return nl_resetcnt_boot();
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}
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void setUp(void) { fake_flash_reset(); }
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void tearDown(void)
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{
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TEST_ASSERT_EQUAL_UINT(0, fake_flash_dirty_writes);
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}
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static void test_first_boot_is_one(void)
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{
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TEST_ASSERT_EQUAL_UINT8(1, boot());
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}
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static void test_fast_boots_count_up(void)
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{
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for (uint8_t i = 1; i <= 5; i++)
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TEST_ASSERT_EQUAL_UINT8(i, boot());
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}
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static void test_clear_resets(void)
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{
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boot();
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boot();
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TEST_ASSERT_EQUAL_INT(0, nl_resetcnt_clear());
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TEST_ASSERT_EQUAL_UINT8(1, boot());
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}
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static void test_clear_twice_writes_once(void)
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{
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boot();
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nl_resetcnt_clear();
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nl_resetcnt_clear();
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/* slot 0: count 1, slot 1: count 0, slot 2 still free */
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TEST_ASSERT_EQUAL_HEX8(0xFF, fake_flash_mem[NL_FL_RESETCNT + 8]);
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}
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static void test_wraps_after_full_sector(void)
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{
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for (int i = 0; i < 700; i++) {
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boot();
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nl_resetcnt_clear();
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}
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TEST_ASSERT_EQUAL_UINT(1, fake_flash_erases[NL_FL_RESETCNT / NL_FLASH_SECTOR_SIZE]);
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TEST_ASSERT_EQUAL_UINT8(1, boot());
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TEST_ASSERT_EQUAL_UINT8(2, boot());
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}
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static void test_garbage_counts_as_zero(void)
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{
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fake_flash_mem[NL_FL_RESETCNT + 0] = 0x12;
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fake_flash_mem[NL_FL_RESETCNT + 3] = 0x00;
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TEST_ASSERT_EQUAL_UINT8(1, boot());
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}
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int main(void)
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{
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UNITY_BEGIN();
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RUN_TEST(test_first_boot_is_one);
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RUN_TEST(test_fast_boots_count_up);
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RUN_TEST(test_clear_resets);
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RUN_TEST(test_clear_twice_writes_once);
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RUN_TEST(test_wraps_after_full_sector);
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RUN_TEST(test_garbage_counts_as_zero);
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return UNITY_END();
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}
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