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#include "sqliteInt.h"
#include "unity.h"
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
/* Wrapper for the static function under test.
** As per instructions, a global wrapper named test_getConstraint()
** is provided in the module for static functions.
*/
int test_getConstraint(const u8 *z);
void setUp(void) {
/* Setup code here, if needed */
}
void tearDown(void) {
/* Cleanup code here, if needed */
}
/* Helper to run a single check */
static void check_len(const unsigned char *z, int expected){
int got = test_getConstraint((const u8*)z);
TEST_ASSERT_EQUAL_INT_MESSAGE(expected, got, (const char*)z);
}
/* 1) Ends at DEFAULT: "NULL DEFAULT 5" -> length of "NULL" == 4 */
void test_getConstraint_notnull_default(void){
const unsigned char s[] = "NULL DEFAULT 5";
check_len(s, 4);
}
/* 2) Whitespace and comment before UNIQUE: "BINARY /*c* / UNIQUE" -> 6 */
void test_getConstraint_whitespace_and_comment_before_unique(void){
const unsigned char s[] = "BINARY /*comment*/ UNIQUE";
check_len(s, 6);
}
/* 3) Parentheses group followed by PRIMARY: "(a + b) PRIMARY KEY" -> 7 */
void test_getConstraint_parentheses_then_primary(void){
const unsigned char s[] = "(a + b) PRIMARY KEY";
check_len(s, 7);
}
/* 4) Termination by COMMA: "NULL , CONSTRAINT ..." -> 4 */
void test_getConstraint_terminated_by_comma(void){
const unsigned char s[] = "NULL , CONSTRAINT c1 UNIQUE";
check_len(s, 4);
}
/* 5) Termination by right parenthesis: "NULL )" -> 4 */
void test_getConstraint_terminated_by_rparen(void){
const unsigned char s[] = "NULL )";
check_len(s, 4);
}
/* 6) Termination by AS: "xyz AS (1+2)" -> 3 */
void test_getConstraint_terminated_by_as(void){
const unsigned char s[] = "xyz AS (1+2)";
check_len(s, 3);
}
/* 7) Nested parentheses consumed as one token:
"( (a) + func(b, c) ) DEFAULT 0" -> length of "( (a) + func(b, c) )" == 20 */
void test_getConstraint_nested_parentheses_then_default(void){
const unsigned char s[] = "( (a) + func(b, c) ) DEFAULT 0";
/* Counted as:
"("=1," "=1,"("=1,"a"=1,")"=1," "=1,"+"=1," "=1,"func"=4,"("=1,"b"=1,","=1," "=1,"c"=1,")"=1," "=1,")"=1 => total 20 */
check_len(s, 20);
}
/* 8) Termination by FOREIGN: "ref FOREIGN KEY" -> 3 */
void test_getConstraint_terminated_by_foreign(void){
const unsigned char s[] = "ref FOREIGN KEY";
check_len(s, 3);
}
/* 9) Termination by CONSTRAINT: "name CONSTRAINT c1 ..." -> 4 */
void test_getConstraint_terminated_by_constraint(void){
const unsigned char s[] = "name CONSTRAINT c1 CHECK(x>0)";
check_len(s, 4);
}
/* 10) Termination by GENERATED: "abc GENERATED ALWAYS ..." -> 3 */
void test_getConstraint_terminated_by_generated(void){
const unsigned char s[] = "abc GENERATED ALWAYS AS (x+y)";
check_len(s, 3);
}
int main(void){
UNITY_BEGIN();
RUN_TEST(test_getConstraint_notnull_default);
RUN_TEST(test_getConstraint_whitespace_and_comment_before_unique);
RUN_TEST(test_getConstraint_parentheses_then_primary);
RUN_TEST(test_getConstraint_terminated_by_comma);
RUN_TEST(test_getConstraint_terminated_by_rparen);
RUN_TEST(test_getConstraint_terminated_by_as);
RUN_TEST(test_getConstraint_nested_parentheses_then_default);
RUN_TEST(test_getConstraint_terminated_by_foreign);
RUN_TEST(test_getConstraint_terminated_by_constraint);
RUN_TEST(test_getConstraint_terminated_by_generated);
return UNITY_END();
} |