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https://gitee.com/Lamdonn/varch.git
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403 lines
10 KiB
C
403 lines
10 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <float.h>
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#include <math.h>
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#include <math.h>
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#include <ctype.h>
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#if defined(TEST_TARGET_calculate)
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#include <varch/command.h>
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#include <varch/unitt.h>
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#include <varch/calculate.h>
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#else
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#include "init.h"
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#include "command.h"
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#include "unitt.h"
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#include "calculate.h"
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#include "kern.h"
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#endif
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/************************************************************************************/
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/************************************* Unit Test ************************************/
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/************************************************************************************/
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// #define EXIT_TEST
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extern uint64_t unitt_clock(void);
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typedef union {
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uint64_t int_;
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double double_;
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} doubel_ut;
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extern uint64_t unitt_clock(void);
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// #define EXIT_TEST
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static char expbuffer[1000];
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static double random_double()
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{
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doubel_ut random;
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for (int i = 0; i < 8; i++)
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{
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random.int_ <<= 8;
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random.int_ |= rand() & 0xFF;
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}
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#if 0
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if (isnan(random.double_)) random.double_ = 1.0;
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else if (isinf(random.double_))
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{
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if (random.double_ > 0) random.double_ = 2.0;
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else random.double_ = -2.0;
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}
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else if (random.double_ == 0.0) random.double_ = 1.0;
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#else
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uint64_t temp = random.int_;
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random.double_ = (double)temp / 100;
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#endif
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return random.double_;
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}
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static int double_eq(double a, double b)
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{
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double epsilon = 1e-6;
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doubel_ut a1 = {.double_ = a}, b1 = {.double_ = b};
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if (a1.int_ == b1.int_) return 1;
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if (isnan(a) && isnan(b)) return 1;
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if (isinf(a) && isinf(b)) return 1;
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if (fabs(a - b) < epsilon) return 1;
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return 0;
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}
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static int test_add(void)
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{
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for (int i = 0; i < 100; i++)
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{
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double a, b;
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doubel_ut r1 = {.int_ = 0}, r2 = {.int_ = 0};
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a = random_double();
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b = random_double();
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snprintf(expbuffer, sizeof(expbuffer), "%lf + %lf", a, b);
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r1.double_ = calculate(expbuffer);
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r2.double_ = a + b;
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if (!double_eq(r1.double_, r2.double_))
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{
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printf("add fail: \r\nexpert: \r\n%llu | %lf \r\nactual: \r\n%llu | %lf \r\n", r2.int_, r2.double_, r1.int_, r1.double_);
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#if defined (EXIT_TEST)
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exit(0);
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#endif
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return UNITT_E_FAIL;
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}
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}
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return UNITT_E_OK;
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}
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static int test_sub(void)
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{
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for (int i = 0; i < 100; i++)
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{
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double a, b;
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doubel_ut r1 = {.int_ = 0}, r2 = {.int_ = 0};
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a = random_double();
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b = random_double();
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snprintf(expbuffer, sizeof(expbuffer), "%lf - %lf", a, b);
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r1.double_ = calculate(expbuffer);
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r2.double_ = a - b;
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if (!double_eq(r1.double_, r2.double_))
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{
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printf("sub fail: \r\nexpert: \r\n%llu | %lf \r\nactual: \r\n%llu | %lf \r\n", r2.int_, r2.double_, r1.int_, r1.double_);
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#if defined (EXIT_TEST)
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exit(0);
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#endif
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return UNITT_E_FAIL;
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}
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}
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return UNITT_E_OK;
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}
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static int test_mul(void)
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{
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for (int i = 0; i < 100; i++)
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{
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double a, b;
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doubel_ut r1 = {.int_ = 0}, r2 = {.int_ = 0};
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a = random_double();
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b = random_double();
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snprintf(expbuffer, sizeof(expbuffer), "%lf * %lf", a, b);
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r1.double_ = calculate(expbuffer);
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r2.double_ = a * b;
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if (!double_eq(r1.double_, r2.double_))
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{
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printf("mul fail: \r\nexpert: \r\n%llu | %lf \r\nactual: \r\n%llu | %lf \r\n", r2.int_, r2.double_, r1.int_, r1.double_);
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#if defined (EXIT_TEST)
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exit(0);
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#endif
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return UNITT_E_FAIL;
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}
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}
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return UNITT_E_OK;
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}
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static int test_div(void)
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{
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for (int i = 0; i < 100; i++)
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{
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double a, b;
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doubel_ut r1 = {.int_ = 0}, r2 = {.int_ = 0};
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a = random_double();
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b = random_double();
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snprintf(expbuffer, sizeof(expbuffer), "%lf / %lf", a, b);
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r1.double_ = calculate(expbuffer);
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r2.double_ = a / b;
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if (!double_eq(r1.double_, r2.double_))
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{
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printf("div fail: \r\nexpert: \r\n%llu | %lf \r\nactual: \r\n%llu | %lf \r\n", r2.int_, r2.double_, r1.int_, r1.double_);
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#if defined (EXIT_TEST)
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exit(0);
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#endif
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return UNITT_E_FAIL;
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}
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}
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return UNITT_E_OK;
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}
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static void unitt_task(void)
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{
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static UNITT_TCASE rand_tests[] = {
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UNITT_TCASE(test_add),
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UNITT_TCASE(test_sub),
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UNITT_TCASE(test_mul),
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UNITT_TCASE(test_div),
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};
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static UNITT suites[] = {
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{ "calculate suite", rand_tests, sizeof(rand_tests) / sizeof(rand_tests[0]) , unitt_clock },
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};
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UNITT_EXE(suites);
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}
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/************************************************************************************/
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/************************************* Base Test ************************************/
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/************************************************************************************/
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static void ls(void)
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{
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const char *name = NULL;
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int fargc = 0;
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double value = 0;
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while (name = calculate_ls_const(&value))
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{
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printf("- %s<%lf>\r\n", name, value);
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}
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while (name = calculate_ls_func(&fargc))
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{
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printf("- %s(%d)\r\n", name, fargc);
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}
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}
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static int command_calculate(const char *expression)
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{
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double r = NAN;
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if (!expression) return 0;
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r = calculate(expression);
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if (fabs(floor(r) - r) <= DBL_EPSILON && fabs(r) < 1.0e60) printf("%.0lf\r\n", r);
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else if (fabs(r) < 1.0e-6 || fabs(r) > 1.0e9) printf("%e\r\n", r);
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else
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{
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char p[64];
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int len = 0;
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len = sprintf(p, "%lf", r);
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while (len > 0 && p[len-1] == '0' && p[len-2] != '.') {p[--len] = 0;}
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printf("%s\r\n", p);
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}
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return 1;
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}
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static double factorial(double n)
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{
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if (n < 1) return 1;
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return n * factorial(n - 1);
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}
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static void test_base(void)
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{
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const char *expression[] = {
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" ( 99 * 3 ) ",
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" min (12, 3)",
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"sin ( 11 / 2 * Pi ) + 100 ",
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};
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for (int i = 0; i < sizeof(expression) / sizeof(expression[0]); i++)
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{
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printf("cal: %s = %lf\r\n", expression[i], calculate(expression[i]));
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}
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}
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static void test_export(void)
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{
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int ret = 0;
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ret = calculate_function("fac", factorial, 1);
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printf("export func '%s' ret<%d>\r\n", "fac", ret);
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ret = calculate_constant("K", 1024);
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printf("export const '%s' ret<%d>\r\n", "K", ret);
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ls();
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}
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/************************************************************************************/
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/************************************* Command ************************************/
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/************************************************************************************/
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static void usage(void)
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{
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printf(
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"Usage: calculate [opt] [arg] ...\n"
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"\n"
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"options:\n"
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" -e <execute> Specifies the function to execute, the default is the <base> test\n"
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" <base> Test base function\n"
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" <ut> Unit test\n"
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" <cal> Calculate string math expression\n"
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" <export> Test base export function\n"
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" -h Print help\n"
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" -v Print version\n"
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" -u [<period>] Unit test period, unit ms, the default is 1000ms\n"
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" -c <calculate> Calculation expression\n"
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" -l Lists the currently supported calculation functions and constants\n"
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"\n"
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);
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}
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static int test(int argc, char *argv[])
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{
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char *execute = NULL;
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int ut_period = 1000;
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char *expression = NULL;
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/* reset getopt */
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command_opt_init();
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while (1)
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{
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int opt = command_getopt(argc, argv, "e:hvu::lc:");
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if (opt == -1) break;
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switch (opt)
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{
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case 'c' :
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expression = command_optarg;
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break;
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case 'l' :
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ls();
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return 0;
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case 'u' :
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if (command_optarg) ut_period = atoi(command_optarg);
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break;
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case 'e' :
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execute = command_optarg;
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break;
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case 'v' :
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printf("calculate version %d.%d.%d\r\n", CALCULATE_V_MAJOR, CALCULATE_V_MINOR, CALCULATE_V_PATCH);
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return 0;
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case '?':
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printf("Unknown option `%c`\r\n", command_optopt);
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return -1;
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case 'h' :
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default:
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usage();
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return 0;
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}
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}
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if (execute)
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{
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if (!strcmp(execute, "base"))
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{
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test_base();
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}
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else if (!strcmp(execute, "ut"))
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{
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srand((unsigned int)time(NULL));
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#if defined(TEST_TARGET_calculate)
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while (1)
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{
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unitt_task();
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usleep(1000 * ut_period);
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}
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#else
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printf("create task %d\r\n", task_create(ut_period, unitt_task));
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#endif
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}
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else if (!strcmp(execute, "cal"))
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{
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if (expression)
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{
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command_calculate(expression);
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}
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else
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{
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printf("Use the -c option to specify the evaluated expression!\r\n");
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}
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}
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else if (!strcmp(execute, "export"))
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{
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test_export();
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}
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}
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else
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{
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test_base();
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}
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return 0;
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}
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/************************************************************************************/
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/************************************ Test entry ************************************/
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/************************************************************************************/
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#if defined(TEST_TARGET_calculate)
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int main(int argc, char *argv[])
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{
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return test(argc, argv);
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}
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#else
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void test_calculate(void)
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{
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command_export("calculate", test);
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// command("calculate");
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// command("calculate -e ut");
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// command("calculate -e cal -c 1+2");
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// command("calculate -e export");
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}
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init_export_app(test_calculate);
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#endif
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