mirror of
https://github.com/espressif/esp-idf.git
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105 lines
3.0 KiB
C
105 lines
3.0 KiB
C
/*
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* SPDX-FileCopyrightText: 2016-2024 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <string.h>
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#include <stdbool.h>
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#include "unity.h"
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#include "sdkconfig.h"
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#include "esp_cpu.h"
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#include "esp_rom_uart.h"
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#include "esp_private/esp_clk.h"
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static uint32_t s_test_start, s_test_stop;
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void unity_putc(int c)
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{
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if (c == '\n') {
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esp_rom_output_tx_one_char('\r');
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esp_rom_output_tx_one_char('\n');
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} else if (c == '\r') {
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} else {
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esp_rom_output_tx_one_char(c);
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}
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}
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void unity_flush(void)
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{
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esp_rom_output_tx_wait_idle(CONFIG_ESP_CONSOLE_ROM_SERIAL_PORT_NUM);
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}
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#define iscontrol(c) ((c) <= '\x1f' || (c) == '\x7f')
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static void esp_unity_readline(char* dst, size_t len)
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{
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/* Read line from console with support for echoing and backspaces */
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size_t write_index = 0;
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for (;;) {
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char c = 0;
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bool got_char = esp_rom_output_rx_one_char((uint8_t*)&c) == 0;
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if (!got_char) {
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continue;
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}
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if (c == '\r' || c == '\n') {
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/* Add null terminator and return on newline */
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unity_putc('\n');
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dst[write_index] = '\0';
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return;
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} else if (c == '\b') {
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if (write_index > 0) {
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/* Delete previously entered character */
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write_index--;
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esp_rom_output_tx_one_char('\b');
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esp_rom_output_tx_one_char(' ');
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esp_rom_output_tx_one_char('\b');
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}
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} else if (len > 0 && write_index < len - 1 && !iscontrol(c)) {
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/* Write a max of len - 1 characters to allow for null terminator */
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unity_putc(c);
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dst[write_index++] = c;
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}
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}
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}
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/* To start a unit test from a GDB session without console input,
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* - set a break at unity_gets ('hb unity_gets')
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* - resume the program ('c')
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* - modify this value to the desired command line ('set {char[64]} unity_input_from_gdb = "5"')
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* - optionally set a break point in the test being debugged
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* - resume the program ('c')
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*/
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char unity_input_from_gdb[64];
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void unity_gets(char *dst, size_t len)
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{
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size_t unity_input_from_gdb_len = strlen(unity_input_from_gdb);
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if (unity_input_from_gdb_len > 0 && unity_input_from_gdb_len < len - 1) {
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memcpy(dst, unity_input_from_gdb, unity_input_from_gdb_len);
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dst[unity_input_from_gdb_len] = '\n';
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dst[unity_input_from_gdb_len + 1] = 0;
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memset(unity_input_from_gdb, 0, sizeof(unity_input_from_gdb));
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return;
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}
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/* Flush anything already in the RX buffer */
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uint8_t ignore;
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while (esp_rom_output_rx_one_char(&ignore) == 0) { }
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/* Read input */
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esp_unity_readline(dst, len);
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}
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void unity_exec_time_start(void)
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{
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s_test_start = esp_cpu_get_cycle_count();
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}
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void unity_exec_time_stop(void)
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{
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s_test_stop = esp_cpu_get_cycle_count();
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}
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uint32_t unity_exec_time_get_ms(void)
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{
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return (s_test_stop - s_test_start) / (esp_clk_cpu_freq() / 1000);
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}
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