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Diffstat (limited to 'Firestore/Example/Tests/Model/FSTPathTests.mm')
| -rw-r--r-- | Firestore/Example/Tests/Model/FSTPathTests.mm | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/Firestore/Example/Tests/Model/FSTPathTests.mm b/Firestore/Example/Tests/Model/FSTPathTests.mm new file mode 100644 index 0000000..b8529e5 --- /dev/null +++ b/Firestore/Example/Tests/Model/FSTPathTests.mm @@ -0,0 +1,196 @@ +/* + * Copyright 2017 Google + * + * 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 "Firestore/Example/Tests/Util/FSTHelpers.h" +#import "Firestore/Source/Model/FSTPath.h" + +#import <XCTest/XCTest.h> + +NS_ASSUME_NONNULL_BEGIN + +@interface FSTFieldPathTests : XCTestCase +@end + +@implementation FSTFieldPathTests + +- (void)testConstructor { + FSTFieldPath *path = [FSTFieldPath pathWithSegments:@[ @"rooms", @"Eros", @"messages" ]]; + XCTAssertEqual(3, path.length); +} + +- (void)testIndexing { + FSTFieldPath *path = [FSTFieldPath pathWithSegments:@[ @"rooms", @"Eros", @"messages" ]]; + XCTAssertEqualObjects(@"rooms", path.firstSegment); + XCTAssertEqualObjects(@"rooms", [path segmentAtIndex:0]); + XCTAssertEqualObjects(@"rooms", path[0]); + + XCTAssertEqualObjects(@"Eros", [path segmentAtIndex:1]); + XCTAssertEqualObjects(@"Eros", path[1]); + + XCTAssertEqualObjects(@"messages", [path segmentAtIndex:2]); + XCTAssertEqualObjects(@"messages", path[2]); + XCTAssertEqualObjects(@"messages", path.lastSegment); +} + +- (void)testPathByRemovingFirstSegment { + FSTFieldPath *path = [FSTFieldPath pathWithSegments:@[ @"rooms", @"Eros", @"messages" ]]; + FSTFieldPath *same = [FSTFieldPath pathWithSegments:@[ @"rooms", @"Eros", @"messages" ]]; + FSTFieldPath *second = [FSTFieldPath pathWithSegments:@[ @"Eros", @"messages" ]]; + FSTFieldPath *third = [FSTFieldPath pathWithSegments:@[ @"messages" ]]; + FSTFieldPath *empty = [FSTFieldPath pathWithSegments:@[]]; + + XCTAssertEqualObjects(second, path.pathByRemovingFirstSegment); + XCTAssertEqualObjects(third, path.pathByRemovingFirstSegment.pathByRemovingFirstSegment); + XCTAssertEqualObjects( + empty, path.pathByRemovingFirstSegment.pathByRemovingFirstSegment.pathByRemovingFirstSegment); + // unmodified original + XCTAssertEqualObjects(same, path); +} + +- (void)testPathByRemovingLastSegment { + FSTFieldPath *path = [FSTFieldPath pathWithSegments:@[ @"rooms", @"Eros", @"messages" ]]; + FSTFieldPath *same = [FSTFieldPath pathWithSegments:@[ @"rooms", @"Eros", @"messages" ]]; + FSTFieldPath *second = [FSTFieldPath pathWithSegments:@[ @"rooms", @"Eros" ]]; + FSTFieldPath *third = [FSTFieldPath pathWithSegments:@[ @"rooms" ]]; + FSTFieldPath *empty = [FSTFieldPath pathWithSegments:@[]]; + + XCTAssertEqualObjects(second, path.pathByRemovingLastSegment); + XCTAssertEqualObjects(third, path.pathByRemovingLastSegment.pathByRemovingLastSegment); + XCTAssertEqualObjects( + empty, path.pathByRemovingLastSegment.pathByRemovingLastSegment.pathByRemovingLastSegment); + // unmodified original + XCTAssertEqualObjects(same, path); +} + +- (void)testPathByAppendingSegment { + FSTFieldPath *path = [FSTFieldPath pathWithSegments:@[ @"rooms" ]]; + FSTFieldPath *rooms = [FSTFieldPath pathWithSegments:@[ @"rooms" ]]; + FSTFieldPath *roomsEros = [FSTFieldPath pathWithSegments:@[ @"rooms", @"eros" ]]; + FSTFieldPath *roomsEros1 = [FSTFieldPath pathWithSegments:@[ @"rooms", @"eros", @"1" ]]; + + XCTAssertEqualObjects(roomsEros, [path pathByAppendingSegment:@"eros"]); + XCTAssertEqualObjects(roomsEros1, + [[path pathByAppendingSegment:@"eros"] pathByAppendingSegment:@"1"]); + // unmodified original + XCTAssertEqualObjects(rooms, path); + + FSTFieldPath *sub = [FSTTestFieldPath(@"rooms.eros.1") pathByRemovingFirstSegment]; + FSTFieldPath *appended = [sub pathByAppendingSegment:@"2"]; + XCTAssertEqualObjects(appended, FSTTestFieldPath(@"eros.1.2")); +} + +- (void)testPathComparison { + FSTFieldPath *path1 = [FSTFieldPath pathWithSegments:@[ @"a", @"b", @"c" ]]; + FSTFieldPath *path2 = [FSTFieldPath pathWithSegments:@[ @"a", @"b", @"c" ]]; + FSTFieldPath *path3 = [FSTFieldPath pathWithSegments:@[ @"x", @"y", @"z" ]]; + XCTAssertTrue([path1 isEqual:path2]); + XCTAssertFalse([path1 isEqual:path3]); + + FSTFieldPath *empty = [FSTFieldPath pathWithSegments:@[]]; + FSTFieldPath *a = [FSTFieldPath pathWithSegments:@[ @"a" ]]; + FSTFieldPath *b = [FSTFieldPath pathWithSegments:@[ @"b" ]]; + FSTFieldPath *ab = [FSTFieldPath pathWithSegments:@[ @"a", @"b" ]]; + + XCTAssertEqual(NSOrderedAscending, [empty compare:a]); + XCTAssertEqual(NSOrderedAscending, [a compare:b]); + XCTAssertEqual(NSOrderedAscending, [a compare:ab]); + + XCTAssertEqual(NSOrderedDescending, [a compare:empty]); + XCTAssertEqual(NSOrderedDescending, [b compare:a]); + XCTAssertEqual(NSOrderedDescending, [ab compare:a]); +} + +- (void)testIsPrefixOfPath { + FSTFieldPath *empty = [FSTFieldPath pathWithSegments:@[]]; + FSTFieldPath *a = [FSTFieldPath pathWithSegments:@[ @"a" ]]; + FSTFieldPath *ab = [FSTFieldPath pathWithSegments:@[ @"a", @"b" ]]; + FSTFieldPath *abc = [FSTFieldPath pathWithSegments:@[ @"a", @"b", @"c" ]]; + FSTFieldPath *b = [FSTFieldPath pathWithSegments:@[ @"b" ]]; + FSTFieldPath *ba = [FSTFieldPath pathWithSegments:@[ @"b", @"a" ]]; + + XCTAssertTrue([empty isPrefixOfPath:a]); + XCTAssertTrue([empty isPrefixOfPath:ab]); + XCTAssertTrue([empty isPrefixOfPath:abc]); + XCTAssertTrue([empty isPrefixOfPath:empty]); + XCTAssertTrue([empty isPrefixOfPath:b]); + XCTAssertTrue([empty isPrefixOfPath:ba]); + + XCTAssertTrue([a isPrefixOfPath:a]); + XCTAssertTrue([a isPrefixOfPath:ab]); + XCTAssertTrue([a isPrefixOfPath:abc]); + XCTAssertFalse([a isPrefixOfPath:empty]); + XCTAssertFalse([a isPrefixOfPath:b]); + XCTAssertFalse([a isPrefixOfPath:ba]); + + XCTAssertFalse([ab isPrefixOfPath:a]); + XCTAssertTrue([ab isPrefixOfPath:ab]); + XCTAssertTrue([ab isPrefixOfPath:abc]); + XCTAssertFalse([ab isPrefixOfPath:empty]); + XCTAssertFalse([ab isPrefixOfPath:b]); + XCTAssertFalse([ab isPrefixOfPath:ba]); + + XCTAssertFalse([abc isPrefixOfPath:a]); + XCTAssertFalse([abc isPrefixOfPath:ab]); + XCTAssertTrue([abc isPrefixOfPath:abc]); + XCTAssertFalse([abc isPrefixOfPath:empty]); + XCTAssertFalse([abc isPrefixOfPath:b]); + XCTAssertFalse([abc isPrefixOfPath:ba]); +} + +- (void)testInvalidPaths { + XCTAssertThrows(FSTTestFieldPath(@"")); + XCTAssertThrows(FSTTestFieldPath(@".")); + XCTAssertThrows(FSTTestFieldPath(@".foo")); + XCTAssertThrows(FSTTestFieldPath(@"foo.")); + XCTAssertThrows(FSTTestFieldPath(@"foo..bar")); +} + +#define ASSERT_ROUND_TRIP(str, segments) \ + do { \ + FSTFieldPath *path = [FSTFieldPath pathWithServerFormat:str]; \ + XCTAssertEqual([path length], segments); \ + NSString *canonical = [path canonicalString]; \ + XCTAssertEqualObjects(canonical, str); \ + } while (0); + +- (void)testCanonicalString { + ASSERT_ROUND_TRIP(@"foo", 1); + ASSERT_ROUND_TRIP(@"foo.bar", 2); + ASSERT_ROUND_TRIP(@"foo.bar.baz", 3); + ASSERT_ROUND_TRIP(@"`.foo\\\\`", 1); + ASSERT_ROUND_TRIP(@"`.foo\\\\`.`.foo`", 2); + ASSERT_ROUND_TRIP(@"foo.`\\``.bar", 3); +} + +#undef ASSERT_ROUND_TRIP + +- (void)testCanonicalStringOfSubstring { + FSTFieldPath *path = [FSTFieldPath pathWithServerFormat:@"foo.bar.baz"]; + XCTAssertEqualObjects([path canonicalString], @"foo.bar.baz"); + + FSTFieldPath *pathTail = [path pathByRemovingFirstSegment]; + XCTAssertEqualObjects([pathTail canonicalString], @"bar.baz"); + + FSTFieldPath *pathHead = [path pathByRemovingLastSegment]; + XCTAssertEqualObjects([pathHead canonicalString], @"foo.bar"); + + XCTAssertEqualObjects([[pathTail pathByRemovingLastSegment] canonicalString], @"bar"); + XCTAssertEqualObjects([[pathHead pathByRemovingFirstSegment] canonicalString], @"bar"); +} + +@end + +NS_ASSUME_NONNULL_END |