mirror of
https://github.com/firebase/firebase-ios-sdk
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115 lines
4.4 KiB
Objective-C
115 lines
4.4 KiB
Objective-C
/*
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* Copyright 2017 Google
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#import "FIRMutableDataTests.h"
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#import "FIRMutableData_Private.h"
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#import "FSnapshotUtilities.h"
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@implementation FIRMutableDataTests
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- (FIRMutableData*)dataFor:(id)input {
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id<FNode> node = [FSnapshotUtilities nodeFrom:input];
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return [[FIRMutableData alloc] initWithNode:node];
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}
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- (void)testDataForInWorksAlphaPriorities {
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FIRMutableData* data = [self dataFor:@{
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@"a" : @{@".value" : @1, @".priority" : @"first"},
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@"z" : @{@".value" : @26, @".priority" : @"second"},
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@"m" : @{@".value" : @13, @".priority" : @"third"},
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@"n" : @{@".value" : @14, @".priority" : @"fourth"},
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@"c" : @{@".value" : @3, @".priority" : @"fifth"},
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@"b" : @{@".value" : @2, @".priority" : @"sixth"},
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@"e" : @{@".value" : @5, @".priority" : @"seventh"},
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}];
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NSMutableString* output = [[NSMutableString alloc] init];
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NSMutableArray* priorities = [[NSMutableArray alloc] init];
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for (FIRMutableData* child in data.children) {
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[output appendFormat:@"%@:%@:", child.key, child.value];
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[priorities addObject:child.priority];
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}
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XCTAssertTrue([output isEqualToString:@"c:3:a:1:n:14:z:26:e:5:b:2:m:13:"], @"Proper order");
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NSArray* expected = @[ @"fifth", @"first", @"fourth", @"second", @"seventh", @"sixth", @"third" ];
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XCTAssertTrue([priorities isEqualToArray:expected], @"Correct priorities");
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XCTAssertTrue(data.childrenCount == 7, @"Got correct children count");
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}
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- (void)testWritingMutableData {
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FIRMutableData* data = [self dataFor:@{}];
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data.value = @{@"a" : @1, @"b" : @2};
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XCTAssertTrue([data hasChildren], @"Should have children node");
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XCTAssertTrue(data.childrenCount == 2, @"Counts both children");
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XCTAssertTrue([data hasChildAtPath:@"a"], @"Can see the children individually");
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FIRMutableData* childData = [data childDataByAppendingPath:@"b"];
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XCTAssertTrue([childData.value isEqualToNumber:@2], @"Get the correct child data");
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childData.value = @3;
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NSDictionary* expected = @{@"a" : @1, @"b" : @3};
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XCTAssertTrue([data.value isEqualToDictionary:expected], @"Updates the parent");
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int count = 0;
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for (FIRDataSnapshot* __unused child in data.children) {
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count++;
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if (count == 1) {
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[data childDataByAppendingPath:@"c"].value = @4;
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}
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}
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XCTAssertTrue(count == 2, @"Should not iterate nodes added while iterating");
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XCTAssertTrue(data.childrenCount == 3, @"Got the new node we added while iterating");
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XCTAssertTrue([[data childDataByAppendingPath:@"c"].value isEqualToNumber:@4],
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@"Can see the value of the new node");
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}
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- (void)testMutableDataNavigation {
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FIRMutableData* data = [self dataFor:@{@"a" : @1, @"b" : @2}];
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XCTAssertNil(data.key, @"Root data has no key");
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// Can get a child
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FIRMutableData* childData = [data childDataByAppendingPath:@"b"];
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XCTAssertTrue([childData.key isEqualToString:@"b"], @"Child has correct key");
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// Can get a non-existent child
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childData = [data childDataByAppendingPath:@"c"];
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XCTAssertTrue(childData != nil, @"Wrapper should not be nil");
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XCTAssertTrue([childData.key isEqualToString:@"c"], @"Child should have correct key");
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XCTAssertTrue(childData.value == [NSNull null], @"Non-existent data has no value");
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childData.value = @{@"d" : @4};
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NSDictionary* expected = @{@"a" : @1, @"b" : @2, @"c" : @{@"d" : @4}};
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XCTAssertTrue([data.value isEqualToDictionary:expected],
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@"Setting non-existent child updates parent");
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}
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- (void)testPriorities {
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FIRMutableData* data = [self dataFor:@{@"a" : @1, @"b" : @2}];
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XCTAssertTrue(data.priority == [NSNull null], @"Should not be a priority");
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data.priority = @"foo";
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XCTAssertTrue([data.priority isEqualToString:@"foo"], @"Should now have a priority");
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data.value = @3;
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XCTAssertTrue(data.priority == [NSNull null], @"Setting a value overrides a priority");
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data.priority = @4;
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data.value = nil;
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XCTAssertTrue(data.priority == [NSNull null], @"Removing the value does remove the priority");
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}
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@end
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