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196 lines (165 loc) · 5.67 KB
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#include <stdio.h>
#include "ast.h"
#include "y.tab.h"
YYSTYPE yylval;
FILE *tmpinput = NULL;
int setup_test(char *input) {
if(tmpinput) fclose(tmpinput);
tmpinput = tmpfile();
fputs(input, tmpinput);
fflush(tmpinput);
rewind(tmpinput);
yyrestart(tmpinput);
}
int test_comment1() {
setup_test("/*/");
return yylex() == '/' && yylex() == '*' && yylex() == '/';
}
int test_comment2() {
setup_test("/**/");
return yylex() == 0;
}
int test_comment3() {
setup_test("/***/");
return yylex() == 0;
}
int test_comment4() {
setup_test("/**\n*/");
return yylex() == 0;
}
int test_comment5() {
setup_test("/**/***/");
return yylex() == '*' && yylex() == '*' && yylex() == '*' && yylex() == '/';
}
int test_comment6() {
setup_test("/*/**/");
return yylex() == 0;
}
int test_comment7() {
setup_test("/*\"foo/*\"*/");
return yylex() == 0;
}
int test_string1() {
setup_test("\"\"");
return yylex() == TK_STRING && strcmp(yylval.sval, "") == 0;
}
int test_string2() {
setup_test("\"\"\"");
return yylex() == TK_STRING && strcmp(yylval.sval, "") == 0 && yylex() == ERR_SCAN;
}
int test_string3() {
setup_test("\"\"\"\"");
return yylex() == TK_STRING && strcmp(yylval.sval, "") == 0 && yylex() == TK_STRING &&
strcmp(yylval.sval, "") == 0;
}
int test_string4() {
setup_test("\"\\\"");
return yylex() == ERR_SCAN;
}
int test_string5() {
setup_test("\"\\a\"");
return yylex() == ERR_SCAN;
}
int test_string6() {
setup_test("\"\\\\a\"");
return yylex() == TK_STRING && strcmp(yylval.sval, "\\a") == 0;
}
int test_string7() {
setup_test("\"this\\tis a\\ntest for \\\"string\\\"!\"");
return yylex() == TK_STRING && strcmp(yylval.sval, "this\tis a\ntest for \"string\"!") == 0;
}
int test_string8() {
setup_test("\"\"a\"");
return yylex() == TK_STRING && strcmp(yylval.sval, "") == 0 && yylex() == TK_ID && strcmp(yylval.sval, "a") == 0 &&
yylex() == ERR_SCAN;
}
int test_string9() {
setup_test("\"foo/*bar*/\"");
return yylex() == TK_STRING && strcmp(yylval.sval, "foo/*bar*/") == 0;
}
int test_reserved() {
setup_test("char else float if int return void while");
return yylex() == TK_TCHAR && yylex() == TK_ELSE && yylex() == TK_TFLOAT && yylex() == TK_IF &&
yylex() == TK_TINT && yylex() == TK_RETURN && yylex() == TK_TVOID && yylex() == TK_WHILE;
}
int test_id1() {
setup_test("_ _foo _12foo whilefoo wh12kc w_foo __");
return yylex() == TK_ID && strcmp(yylval.sval, "_") == 0 &&
yylex() == TK_ID && strcmp(yylval.sval, "_foo") == 0 &&
yylex() == TK_ID && strcmp(yylval.sval, "_12foo") == 0 &&
yylex() == TK_ID && strcmp(yylval.sval, "whilefoo") == 0 &&
yylex() == TK_ID && strcmp(yylval.sval, "wh12kc") == 0 &&
yylex() == TK_ID && strcmp(yylval.sval, "w_foo") == 0 &&
yylex() == TK_ID && strcmp(yylval.sval, "__") == 0;
}
int test_id2() {
setup_test("foo_bar= abc!234 k;x");
return yylex() == TK_ID && strcmp(yylval.sval, "foo_bar") == 0 &&
yylex() == '=' && yylex() == TK_ID && strcmp(yylval.sval, "abc") == 0 &&
yylex() == '!' && yylex() == TK_INT && yylval.ival == 234 &&
yylex() == TK_ID && strcmp(yylval.sval, "k") == 0 && yylex() == ';' &&
yylex() == TK_ID && strcmp(yylval.sval, "x") == 0;
}
int test_op() {
setup_test("+ - / * = == != <= >= && || ! < > , ; () [] {}");
return yylex() == '+' && yylex() == '-' && yylex() == '/' && yylex() == '*' && yylex() == '=' &&
yylex() == TK_EQ && yylex() == TK_NEQ && yylex() == TK_LEQ && yylex() == TK_GEQ &&
yylex() == TK_AND && yylex() == TK_OR && yylex() == '!' && yylex() == '<' &&
yylex() == '>' && yylex() == ',' && yylex() == ';' && yylex() == '(' &&
yylex() == ')' && yylex() == '[' && yylex() == ']' && yylex() == '{' && yylex() == '}';
}
int test_number1(){
setup_test("1234 2.3 0 2.3424e-1 23874e34 .89 0x2F");
return yylex() == TK_INT && yylval.ival == 1234 && yylex() == TK_FLOAT && yylval.fval == 2.3 &&
yylex() == TK_INT && yylval.ival == 0 && yylex() == TK_FLOAT && yylval.fval == 2.3424e-1 &&
yylex() == TK_FLOAT && yylval.fval == 23874e34 && yylex() == TK_FLOAT && yylval.fval == 0.89 &&
yylex() == TK_INT && yylval.ival == 0x2f;
}
int test_number2(){
setup_test("12e 34 2.e 34. 2F 41231231234");
return yylex() == TK_INT && yylval.ival == 12 && yylex() == TK_ID && strcmp(yylval.sval, "e") == 0 &&
yylex() == TK_INT && yylval.ival == 34 && yylex() == TK_FLOAT && yylval.fval == 2.0 &&
yylex() == TK_ID && strcmp(yylval.sval, "e") == 0 && yylex() == TK_FLOAT && yylval.fval == 34.0 &&
yylex() == TK_INT && yylval.ival == 2 && yylex() == TK_ID && strcmp(yylval.sval, "F") == 0 && yylex() == ERR_IRANGE;
}
int test_number3(){
setup_test("0.45e+2 0xA4B5e 0.0 23.e-1");
return yylex() == TK_FLOAT && yylval.fval == 0.45e2 && yylex() == TK_INT && yylval.ival == 0xa4b5e &&
yylex() == TK_FLOAT && yylval.fval == 0.0 && yylex() == TK_FLOAT && yylval.fval == 23.0e-1;
}
typedef int (*test_case)(void);
test_case tests[] = { test_comment1,
test_comment2,
test_comment3,
test_comment4,
test_comment5,
test_comment6,
test_comment7,
test_string1,
test_string2,
test_string3,
test_string4,
test_string5,
test_string6,
test_string7,
test_string8,
test_string9,
test_reserved,
test_id1,
test_id2,
test_op,
test_number1,
test_number2,
test_number3,
NULL };
int main(void) {
int i, pass;
pass = 1;
for(i = 0; tests[i] != NULL; i++) {
if(!(*tests[i])()) {
pass = 0;
printf("Failed!!! Test no. %i\n", i+1);
}
}
if(pass) printf("Ok\n");
}