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//
// GTMCalculatedRangeTest.m
//
// Copyright 2006-2008 Google Inc.
//
// 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 "GTMCalculatedRange.h"
#import "GTMSenTestCase.h"
@interface GTMCalculatedRangeTest : GTMTestCase {
GTMCalculatedRange *range_;
}
@end
@implementation GTMCalculatedRangeTest
NSString *kStrings[] = { @"Fee", @"Fi", @"Fo", @"Fum" };
const NSUInteger kStringCount = sizeof(kStrings) / sizeof(NSString*);
const CGFloat kOddPosition = 0.14159265f;
const CGFloat kExistingPosition = 0.5f;
const NSUInteger kExisitingIndex = 2;
- (void)setUp {
range_ = [[GTMCalculatedRange alloc] init];
for(NSUInteger i = kStringCount; i > 0; --i) {
[range_ insertStop:kStrings[kStringCount - i] atPosition:(CGFloat)(1.0 / i)];
}
}
- (void)tearDown {
[range_ release];
}
- (void)testInsertStop {
// new position
NSString *theString = @"I smell the blood of an Englishman!";
[range_ insertStop:theString atPosition:kOddPosition];
STAssertEquals([range_ stopCount], kStringCount + 1, @"Stop count was bad");
NSString *getString = [range_ valueAtPosition:kOddPosition];
STAssertNotNil(getString, @"String was bad");
STAssertEquals(theString, getString, @"Stops weren't equal");
// existing position
NSString *theStringTake2 = @"I smell the blood of an Englishman! Take 2";
[range_ insertStop:theStringTake2 atPosition:kOddPosition];
STAssertEquals([range_ stopCount], kStringCount + 1, @"Stop count was bad");
getString = [range_ valueAtPosition:kOddPosition];
STAssertNotNil(getString, @"String was bad");
STAssertEquals(theStringTake2, getString, @"Stops weren't equal");
STAssertNotEquals(theString, getString, @"Should be the new value");
STAssertNotEqualObjects(theString, getString, @"Should be the new value");
}
- (void)testRemoveStopAtPosition {
STAssertFalse([range_ removeStopAtPosition: kOddPosition], @"Was able to remove non-existant stop");
STAssertTrue([range_ removeStopAtPosition: kExistingPosition], @"Was unable to remove good stop");
STAssertEquals([range_ stopCount], kStringCount - 1, @"Removing stop should adjust stop count");
}
- (void)testRemoveStopAtIndex {
STAssertThrows([range_ removeStopAtIndex: kStringCount], @"Was able to remove non-existant stop");
STAssertNoThrow([range_ removeStopAtIndex: kStringCount - 1], @"Was unable to remove good stop");
STAssertEquals([range_ stopCount], kStringCount - 1, @"Removing stop should adjust stop count");
}
- (void)testStopCount {
STAssertEquals([range_ stopCount], kStringCount, @"Bad stop count");
}
- (void)testValueAtPosition {
STAssertEqualObjects([range_ valueAtPosition: kExistingPosition], kStrings[kExisitingIndex], nil);
STAssertNotEqualObjects([range_ valueAtPosition: kExistingPosition], kStrings[kStringCount - 1], nil);
STAssertNil([range_ valueAtPosition: kOddPosition], nil);
}
- (void)testStopAtIndex {
CGFloat thePosition;
STAssertEqualObjects([range_ stopAtIndex:kStringCount - 1 position:nil], kStrings[kStringCount - 1], nil);
STAssertEqualObjects([range_ stopAtIndex:kExisitingIndex position:&thePosition], kStrings[kExisitingIndex], nil);
STAssertEquals(thePosition, kExistingPosition, nil);
STAssertNotEqualObjects([range_ stopAtIndex:kStringCount - 1 position:nil], kStrings[2], nil);
STAssertThrows([range_ stopAtIndex:kStringCount position:nil], nil);
}
- (void)testDescription {
// we expect a description of atleast a few chars
STAssertGreaterThan([[range_ description] length], (NSUInteger)10, nil);
}
@end
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