OTAssert.h

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/*
 * Copyright (c) 2008-2024 Jonathan Schleifer <js@nil.im>
 *
 * All rights reserved.
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License version 3.0 only,
 * as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
 * version 3.0 for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3.0 along with this program. If not, see
 * <https://www.gnu.org/licenses/>.
 */
 
/*
 * Unfortunately, that's the only way to make all compilers happy with the GNU
 * extensions for variadic macros that are being used here.
 */
#pragma GCC system_header
 
#define OTAssert(condition, ...) \
    _OTAssertImpl(self, _cmd, condition, @#condition, \
        @__FILE__, __LINE__, ## __VA_ARGS__, nil)
 
#define OTAssertTrue(condition, ...) \
    OTAssert((condition) == true, ## __VA_ARGS__)
 
#define OTAssertFalse(condition, ...) \
    OTAssert((condition) == false, ## __VA_ARGS__)
 
#define OTAssertEqual(a, b, ...) OTAssert(a == b, ## __VA_ARGS__)
 
#define OTAssertNotEqual(a, b, ...) OTAssert(a != b, ## __VA_ARGS__)
 
#define OTAssertLessThan(a, b, ...) OTAssert(a < b, ## __VA_ARGS__)
 
#define OTAssertLessThanOrEqual(a, b, ...) OTAssert(a <= b, ## __VA_ARGS__)
 
#define OTAssertGreaterThan(a, b, ...) OTAssert(a > b, ## __VA_ARGS__)
 
#define OTAssertGreaterThanOrEqual(a, b, ...) OTAssert(a >= b, ## __VA_ARGS__)
 
#define OTAssertEqualObjects(a, b, ...) OTAssert([a isEqual: b], ## __VA_ARGS__)
 
#define OTAssertNotEqualObjects(a, b, ...) \
    OTAssert(![a isEqual: b], ## __VA_ARGS__)
 
#define OTAssertNil(object, ...) OTAssert(object == nil, ## __VA_ARGS__)
 
#define OTAssertNotNil(object, ...) OTAssert(object != nil, ## __VA_ARGS__)
 
#define OTAssertThrows(expression, ...)             \
    {                           \
        bool OTThrown = false;              \
        @try {                      \
            expression;             \
        } @catch (id e) {               \
            OTThrown = true;            \
        }                       \
        OTAssert(OTThrown, ## __VA_ARGS__);     \
    }
 
#define OTAssertThrowsSpecific(expression, exception, ...)  \
    {                           \
        bool OTThrown = false;              \
        @try {                      \
            expression;             \
        } @catch (exception *e) {           \
            OTThrown = true;            \
        }                       \
        OTAssert(OTThrown, ## __VA_ARGS__);     \
    }
 
#define OTSkip(...) \
    _OTSkipImpl(self, _cmd, @__FILE__, __LINE__, ## __VA_ARGS__, nil)
 
#ifdef __cplusplus
extern "C" {
#endif
extern void _OTAssertImpl(id testCase, SEL test, bool condition,
    OFString *check, OFString *file, size_t line, ...);
extern void _OTSkipImpl(id testCase, SEL test, OFString *file, size_t line,
    ...);
#ifdef __cplusplus
}
#endif