83 строки
2.7 KiB
Objective-C
83 строки
2.7 KiB
Objective-C
/*
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* Copyright (c) 2013 Plausible Labs Cooperative, Inc.
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* All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use,
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* copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following
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* conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#import "SenTestCompat.h"
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#import "PLCrashFrameDWARFUnwind.h"
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#import "PLCrashFeatureConfig.h"
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#if PLCRASH_FEATURE_UNWIND_DWARF
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/**
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* @internal
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*
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* This code provides basic smoke tests of DWARF frame unwinding. More in depth tests
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* are provided via platform-specific integration tests, as well as the unit tests
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* of the underlying DWARF implementation.
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*/
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@interface PLCrashFrameDWARFUnwindTests : SenTestCase {
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@private
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plcrash_async_image_list_t _image_list;
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}
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@end
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@implementation PLCrashFrameDWARFUnwindTests
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- (void) setUp {
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plcrash_nasync_image_list_init(&_image_list, mach_task_self());
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}
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- (void) tearDown {
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plcrash_nasync_image_list_free(&_image_list);
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}
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- (void) testMissingIP {
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plframe_stackframe_t frame;
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plframe_stackframe_t next;
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plframe_error_t err;
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plcrash_async_thread_state_clear_all_regs(&frame.thread_state);
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err = plframe_cursor_read_dwarf_unwind(mach_task_self(), &_image_list, &frame, NULL, &next);
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STAssertEquals(err, PLFRAME_EBADFRAME, @"Unexpected result for a frame missing a valid PC");
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}
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- (void) testMissingImage {
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plframe_stackframe_t frame;
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plframe_stackframe_t next;
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plframe_error_t err;
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plcrash_async_thread_state_clear_all_regs(&frame.thread_state);
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plcrash_async_thread_state_set_reg(&frame.thread_state, PLCRASH_REG_IP, (plcrash_greg_t) NULL);
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err = plframe_cursor_read_dwarf_unwind(mach_task_self(), &_image_list, &frame, NULL, &next);
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STAssertEquals(err, PLFRAME_ENOTSUP, @"Unexpected result for a frame missing a valid image");
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}
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@end
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#endif /* PLCRASH_FEATURE_UNWIND_DWARF */
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