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string: add tests

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This commit is contained in:
anna 2021-07-16 21:47:18 +02:00
parent 0f3c11110c
commit 30954cd078
Signed by: fef
GPG key ID: EC22E476DC2D3D84
12 changed files with 905 additions and 2 deletions
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103
test/string/leftpad.cpp Normal file
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@ -0,0 +1,103 @@
/** See the end of this file for copyright and license terms. */
#include <catch2/catch.hpp>
#include <errno.h>
#include <neo.h>
TEST_CASE( "leftpad: Pad a string with ASCII character", "[string/leftpad.c]" )
{
error err;
string *s = nstr("i'm gay,,,", nil);
string *expected = nstr(",,,i'm gay,,,", nil);
string *actual = leftpad(s, 13, ',', &err);
REQUIRE( actual != nil );
REQUIRE( nlen(actual) == 13 );
REQUIRE( nstreq(expected, actual, nil) );
REQUIRE( errnum(&err) == 0 );
nput(s);
nput(expected);
nput(actual);
}
TEST_CASE( "leftpad: Pad a string with UTF-8 character", "[string/leftpad.c]" )
{
error err;
string *s = nstr("i'm gay,,,", nil);
string *expected = nstr("\xf0\x9f\xa5\xba\xf0\x9f\xa5\xbai'm gay,,,", nil);
string *actual = leftpad(s, 12, 0x01f97a, &err);
REQUIRE( actual != nil );
REQUIRE( nlen(actual) == 12 );
REQUIRE( nstreq(expected, actual, nil) );
REQUIRE( errnum(&err) == 0 );
nput(s);
nput(expected);
nput(actual);
}
TEST_CASE( "leftpad: Duplicate if string is expected length", "[string/leftpad.c]" )
{
error err;
string *s = nstr("i'm gay,,,", nil);
string *padded = leftpad(s, 10, ',', &err);
REQUIRE( padded != nil );
REQUIRE( nlen(padded) == 10 );
REQUIRE( nstreq(s, padded, nil) );
REQUIRE( errnum(&err) == 0 );
nput(s);
nput(padded);
}
TEST_CASE( "leftpad: Error if string is nil", "[string/leftpad.c]" )
{
error err;
string *s = leftpad(nil, 10, ',', &err);
string *expected_msg = nstr("String is nil", nil);
REQUIRE( s == nil );
REQUIRE( errnum(&err) == EFAULT );
REQUIRE( nstreq(expected_msg, errmsg(&err), nil) );
nput(expected_msg);
errput(&err);
}
TEST_CASE( "leftpad: Error if string is too long", "[string/leftpad.c]" )
{
error err;
string *s = nstr("i'm gay,,,", nil);
string *padded = leftpad(s, 9, ',', &err);
string *expected_msg = nstr("String is longer than requested length", nil);
REQUIRE( padded == nil );
REQUIRE( errnum(&err) == ERANGE );
REQUIRE( nstreq(expected_msg, errmsg(&err), nil) );
nput(s);
nput(expected_msg);
errput(&err);
}
/*
* This file is part of libneo.
* Copyright (c) 2021 Fefie <owo@fef.moe>.
*
* libneo is non-violent software: you may only use, redistribute,
* and/or modify it under the terms of the CNPLv6+ as found in
* the LICENSE file in the source code root directory or at
* <https://git.pixie.town/thufie/CNPL>.
*
* libneo comes with ABSOLUTELY NO WARRANTY, to the extent
* permitted by applicable law. See the CNPLv6+ for details.
*/