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firebase-ios-sdk/Crashlytics/UnitTests/FIRExceptionModelTests.m
T

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Objective-C

// Copyright 2020 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#import <XCTest/XCTest.h>
#import "Crashlytics/Crashlytics/Private/FIRExceptionModel_Private.h"
#import "Crashlytics/Crashlytics/Private/FIRStackFrame_Private.h"
@interface FIRExceptionModelTests : XCTestCase
@end
@implementation FIRExceptionModelTests
- (void)testBasicOwnership {
NSArray *stackTrace = @[
[FIRStackFrame stackFrameWithSymbol:@"CrashyFunc" file:@"AppLib.m" line:504],
[FIRStackFrame stackFrameWithSymbol:@"ApplicationMain" file:@"AppleLib" line:1],
[FIRStackFrame stackFrameWithSymbol:@"main()" file:@"main.m" line:201],
];
NSString *name = @"FIRExceptionModelTestsCrash";
NSString *reason = @"Programmer made an error";
FIRExceptionModel *model = [FIRExceptionModel exceptionModelWithName:name reason:reason];
model.stackTrace = stackTrace;
name = @"NewName";
reason = nil;
stackTrace = @[];
XCTAssertEqualObjects(model.name, @"FIRExceptionModelTestsCrash");
XCTAssertEqualObjects(model.reason, @"Programmer made an error");
XCTAssertEqual(model.stackTrace.count, 3);
XCTAssertEqualObjects(model.stackTrace[0].symbol, @"CrashyFunc");
XCTAssertEqualObjects(model.stackTrace[2].fileName, @"main.m");
}
- (void)testMutableArrayOwnership {
NSMutableArray<FIRStackFrame *> *stackTrace = [[NSMutableArray alloc] initWithArray:@[
[FIRStackFrame stackFrameWithSymbol:@"CrashyFunc" file:@"AppLib.m" line:504],
[FIRStackFrame stackFrameWithSymbol:@"ApplicationMain" file:@"AppleLib" line:1],
[FIRStackFrame stackFrameWithSymbol:@"main()" file:@"main.m" line:201],
]];
NSString *name = @"FIRExceptionModelTestsCrash";
NSString *reason = @"Programmer made an error";
FIRExceptionModel *model = [FIRExceptionModel exceptionModelWithName:name reason:reason];
model.stackTrace = stackTrace;
stackTrace[0].symbol = @"NewSymbol";
FIRStackFrame *newFrame = [FIRStackFrame stackFrameWithSymbol:@"NewMain"
file:@"below_main.m"
line:300];
[stackTrace addObject:newFrame];
[stackTrace insertObject:newFrame atIndex:1];
XCTAssertEqual(model.stackTrace.count, 3);
// Modifying underlying frames in the stack trace will be reflected in the Exception Model's copy
// because we only shallow copy the array and not the contents.
XCTAssertEqualObjects(model.stackTrace[0].symbol, @"NewSymbol");
// Inserted frames into the mutable array after the fact do not impact the array passed to the
// Exception Model.
XCTAssertEqualObjects(model.stackTrace[1].symbol, @"ApplicationMain");
}
@end