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#include "../kit/input_buffer.h"
#define KIT_TEST_FILE input_buffer
#include "../kit/test.h"
TEST("input buffer read once") {
str_t text = { .size = 3, .values = "foo" };
is_handle_t in = IS_WRAP_STRING(text);
input_buffer_t buf = ib_wrap(in, NULL);
ib_token_t tok = ib_read(ib_token(&buf), 3);
REQUIRE_EQ(tok.status, KIT_OK);
REQUIRE_EQ(tok.size, 3);
REQUIRE(AR_EQUAL(text, ib_str(tok)));
ib_destroy(&buf);
is_destroy(in);
}
TEST("input buffer read again") {
str_t text = { .size = 6, .values = "foobar" };
str_t foo = { .size = 3, .values = "foo" };
is_handle_t in = IS_WRAP_STRING(text);
input_buffer_t buf = ib_wrap(in, NULL);
ib_token_t first = ib_read(ib_token(&buf), 3);
ib_token_t second = ib_read(ib_token(&buf), 3);
REQUIRE(AR_EQUAL(foo, ib_str(first)));
REQUIRE(AR_EQUAL(foo, ib_str(second)));
ib_destroy(&buf);
is_destroy(in);
}
TEST("input buffer read twice") {
str_t text = { .size = 6, .values = "foobar" };
str_t foo = { .size = 3, .values = "foo" };
str_t bar = { .size = 3, .values = "bar" };
is_handle_t in = IS_WRAP_STRING(text);
input_buffer_t buf = ib_wrap(in, NULL);
ib_token_t first = ib_read(ib_token(&buf), 3);
ib_token_t second = ib_read(first, 3);
REQUIRE(AR_EQUAL(foo, ib_str(first)));
REQUIRE(AR_EQUAL(bar, ib_str(second)));
ib_destroy(&buf);
is_destroy(in);
}
static b8 is_integer_(str_t const data, void *_) {
for (ptrdiff_t i = 0; i < data.size; i++)
if (data.values[i] < '0' || data.values[i] > '9')
return 0;
return 1;
}
TEST("input buffer read integer once") {
str_t text = { .size = 9, .values = "31415 foo" };
str_t num = { .size = 5, .values = "31415" };
is_handle_t in = IS_WRAP_STRING(text);
input_buffer_t buf = ib_wrap(in, NULL);
ib_token_t tok = ib_while(ib_token(&buf), is_integer_, NULL);
REQUIRE_EQ(tok.status, KIT_OK);
REQUIRE_EQ(tok.size, 5);
REQUIRE(AR_EQUAL(num, ib_str(tok)));
ib_destroy(&buf);
is_destroy(in);
}
TEST("input buffer read integer twice") {
str_t text = { .size = 6, .values = "314 15" };
str_t num_0 = { .size = 3, .values = "314" };
str_t num_1 = { .size = 2, .values = "15" };
is_handle_t in = IS_WRAP_STRING(text);
input_buffer_t buf = ib_wrap(in, NULL);
ib_token_t first = ib_while(ib_token(&buf), is_integer_, NULL);
ib_token_t second = ib_read(first, 1);
ib_token_t third = ib_while(second, is_integer_, NULL);
REQUIRE_EQ(third.status, KIT_OK);
REQUIRE_EQ(first.size, 3);
REQUIRE_EQ(third.size, 2);
REQUIRE(AR_EQUAL(num_0, ib_str(first)));
REQUIRE(AR_EQUAL(num_1, ib_str(third)));
ib_destroy(&buf);
is_destroy(in);
}
TEST("input buffer any") {
str_t text = SZ("01234bbdac");
str_t expect = SZ("01234");
is_handle_t in = IS_WRAP_STRING(text);
input_buffer_t buf = ib_wrap(in, NULL);
ib_token_t tok = ib_any(ib_token(&buf), SZ("01234"));
REQUIRE_EQ(tok.status, KIT_OK);
REQUIRE(AR_EQUAL(expect, ib_str(tok)));
ib_destroy(&buf);
is_destroy(in);
}
TEST("input buffer none") {
str_t text = SZ("01234bbdac");
str_t expect = SZ("01234");
is_handle_t in = IS_WRAP_STRING(text);
input_buffer_t buf = ib_wrap(in, NULL);
ib_token_t tok = ib_none(ib_token(&buf), SZ("abcd"));
REQUIRE_EQ(tok.status, KIT_OK);
REQUIRE(AR_EQUAL(expect, ib_str(tok)));
ib_destroy(&buf);
is_destroy(in);
}
TEST("input buffer until") {
str_t text = SZ("01234bbdac");
str_t expect = SZ("01234");
is_handle_t in = IS_WRAP_STRING(text);
input_buffer_t buf = ib_wrap(in, NULL);
ib_token_t tok = ib_none(ib_token(&buf), SZ("bbdac"));
REQUIRE_EQ(tok.status, KIT_OK);
REQUIRE(AR_EQUAL(expect, ib_str(tok)));
ib_destroy(&buf);
is_destroy(in);
}
TEST("input buffer exact success") {
str_t text = SZ("01234bbdac");
str_t expect = SZ("01234");
is_handle_t in = IS_WRAP_STRING(text);
input_buffer_t buf = ib_wrap(in, NULL);
ib_token_t tok = ib_exact(ib_token(&buf), SZ("01234"));
REQUIRE_EQ(tok.status, KIT_OK);
REQUIRE(AR_EQUAL(expect, ib_str(tok)));
ib_destroy(&buf);
is_destroy(in);
}
TEST("input buffer exact fail") {
str_t text = SZ("01234bbdac");
is_handle_t in = IS_WRAP_STRING(text);
input_buffer_t buf = ib_wrap(in, NULL);
ib_token_t tok = ib_exact(ib_token(&buf), SZ("bbdac"));
REQUIRE_EQ(tok.status, KIT_PARSING_FAILED);
ib_destroy(&buf);
is_destroy(in);
}
TEST("input buffer use after free") {
str_t text = SZ("foobarfoobar");
is_handle_t in = IS_WRAP_STRING(text);
input_buffer_t buf = ib_wrap(in, NULL);
ib_token_t first = ib_exact(ib_token(&buf), SZ("foobar"));
ib_token_t second = ib_exact(first, ib_str(first));
REQUIRE_EQ(second.status, KIT_OK);
ib_destroy(&buf);
is_destroy(in);
}
#undef KIT_TEST_FILE
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