test: fix "test !" and "test abc -a !". closes bug 465

function                                             old     new   delta
nexpr                                                826     840     +14

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko 2009-07-17 00:59:26 +02:00
parent fff73641e4
commit d23f64eba7
2 changed files with 20 additions and 3 deletions

View File

@ -627,7 +627,14 @@ static number_t nexpr(enum token n)
nest_msg(">nexpr(%s)\n", TOKSTR[n]);
if (n == UNOT) {
res = !nexpr(check_operator(*++args));
n = check_operator(*++args);
if (n == EOI) {
/* special case: [ ! ], [ a -a ! ] are valid */
/* IOW, "! ARG" may miss ARG */
unnest_msg("<nexpr:1 (!EOI)\n");
return 1;
}
res = !nexpr(n);
unnest_msg("<nexpr:%lld\n", res);
return res;
}
@ -798,7 +805,7 @@ int test_main(int argc, char **argv)
check_operator(argv[1]);
if (last_operator->op_type == BINOP) {
/* "test [!] arg1 <binary_op> arg2" */
args = &argv[0];
args = argv;
res = (binop() == 0);
goto ret;
}
@ -811,7 +818,7 @@ int test_main(int argc, char **argv)
argv--;
}
#endif
args = &argv[0];
args = argv;
res = !oexpr(check_operator(*args));
if (*args != NULL && *++args != NULL) {

View File

@ -21,6 +21,11 @@ testing "test '': should be false (1)" \
"1\n" \
"" ""
testing "test !: should be true (0)" \
"busybox test !; echo \$?" \
"0\n" \
"" ""
testing "test a: should be true (0)" \
"busybox test a; echo \$?" \
"0\n" \
@ -51,6 +56,11 @@ testing "test -lt = -gt: should be false (1)" \
"1\n" \
"" ""
testing "test a -a !: should be true (0)" \
"busybox test a -a !; echo \$?" \
"0\n" \
"" ""
testing "test -f = a -o b: should be true (0)" \
"busybox test -f = a -o b; echo \$?" \
"0\n" \