forked from BigfootDev/flatbuffers
392165432a
* Migrating from Xctests to swift testing This migrates to the new Swift testing framework, which would allow us to always use the latest tech from swift moving forward. * Updates flag to make sure that Wasm testing works
249 lines
7.5 KiB
Swift
249 lines
7.5 KiB
Swift
/*
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* Copyright 2024 Google Inc. All rights reserved.
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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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#if compiler(>=6.2)
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import Testing
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@testable import FlatBuffers
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struct FlatBuffersArraysTests {
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@available(macOS 26.0, iOS 26.0, watchOS 26.0, tvOS 26.0, *)
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@Test
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func testStructSizes() {
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#expect(MemoryLayout<MyGame_Example_NestedStruct>.size == 32)
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#expect(MemoryLayout<MyGame_Example_ArrayStruct>.size == 160)
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#expect((MemoryLayout<MyGame_Example_LargeArrayStruct>.size == 2496))
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}
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@available(macOS 26.0, iOS 26.0, watchOS 26.0, tvOS 26.0, *)
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@Test
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func testGoldenData() {
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// swiftformat:disable all
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let data: [UInt8] = [
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20, 0, 0, 0, 65, 82, 82, 84, 0, 0, 0, 0, 0, 0, 6, 0, 164, 0, 4, 0, 6,
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0, 0, 0, 164, 112, 69, 65, 1, 0, 0, 0, 2, 0, 0, 0, 3, 0, 0, 0, 4, 0,
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0, 0, 5, 0, 0, 0, 6, 0, 0, 0, 7, 0, 0, 0, 8, 0, 0, 0, 9, 0, 0, 0, 10,
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0, 0, 0, 11, 0, 0, 0, 12, 0, 0, 0, 13, 0, 0, 0, 14, 0, 0, 0, 15, 0, 0,
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0, 129, 0, 0, 0, 0, 0, 0, 0, 255, 255, 255, 255, 2, 0, 0, 0, 0, 2, 1,
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0, 0, 0, 0, 0, 136, 119, 102, 85, 68, 51, 34, 17, 120, 136, 153, 170,
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187, 204, 221, 238, 3, 0, 0, 0, 252, 255, 255, 255, 1, 1, 0, 0, 0, 0,
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0, 0, 120, 136, 153, 170, 187, 204, 221, 238, 136, 119, 102, 85, 68,
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51, 34, 17, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 255,
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255, 255, 255, 255, 255, 255, 127
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]
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// swiftformat:enable all
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#expect(data == createArrayTable())
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}
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@available(macOS 26.0, iOS 26.0, watchOS 26.0, tvOS 26.0, *)
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@Test
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func testData() throws {
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var buf = ByteBuffer(bytes: createArrayTable())
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let table: MyGame_Example_ArrayTable = try getCheckedRoot(
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byteBuffer: &buf,
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fileId: "ARRT")
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verifyNativeStruct(a: table.a)
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verifyMutations(in: table)
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verifyNativeStruct(a: table.a)
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}
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@available(macOS 26.0, iOS 26.0, watchOS 26.0, tvOS 26.0, *)
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@Test
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func testObjectAPI() throws {
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var buf = ByteBuffer(bytes: createArrayTable())
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let table: MyGame_Example_ArrayTable = try getCheckedRoot(
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byteBuffer: &buf,
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fileId: "ARRT")
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verifyNativeStruct(a: table.unpack().a)
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}
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@available(macOS 26.0, iOS 26.0, watchOS 26.0, tvOS 26.0, *)
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@Test
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func testDefaults() {
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#expect(
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MyGame_Example_NestedStruct() ==
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MyGame_Example_NestedStruct(
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a: [0, 0],
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b: .a,
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c: [0, 0],
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d: [0, 0]))
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}
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@available(macOS 26.0, iOS 26.0, watchOS 26.0, tvOS 26.0, *)
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func verifyNativeStruct(a: MyGame_Example_ArrayStruct?) {
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let a = a!
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#expect(a.a == 12.34)
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#expect(a.b.count == 15)
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var sum: Int32 = 0
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for i in a.b.startIndex..<a.b.endIndex {
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sum += a.b[i]
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}
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#expect(sum == 120)
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#expect(a.c == -127)
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#expect(a.d.count == 2)
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let nestedStruct1 = a.d[0]
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#expect(nestedStruct1.a.toArray() == [-1, 2])
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#expect(nestedStruct1.b == .a)
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#expect(nestedStruct1.c.toArray() == [.c, .b])
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#expect(
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nestedStruct1.d.toArray() ==
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[0x1122334455667788, -0x1122334455667788])
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let nestedStruct2 = a.d[1]
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#expect(nestedStruct2.a.toArray() == [3, -4])
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#expect(nestedStruct2.b == .b)
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#expect(nestedStruct2.c.toArray() == [.b, .a])
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#expect(
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nestedStruct2.d.toArray() ==
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[-0x1122334455667788, 0x1122334455667788])
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#expect(a.e == 1)
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#expect(a.f.count == 2)
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}
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@available(macOS 26.0, iOS 26.0, watchOS 26.0, tvOS 26.0, *)
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func verifyMutations(in table: MyGame_Example_ArrayTable) {
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let a = table.mutableA!
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#expect(a.a == 12.34)
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#expect(a.b.count == 15)
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var sum: Int32 = 0
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for i in a.b.startIndex..<a.b.endIndex {
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sum += a.b[i]
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}
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#expect(sum == 120)
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#expect(a.c == -127)
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#expect(a.d.count == 2)
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let nestedStruct1 = a.d[0]
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#expect(nestedStruct1.a.reduce(0) { $0 + $1 } == 1)
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#expect(nestedStruct1.b == .a)
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#expect(nestedStruct1.c[0] == .c)
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#expect(nestedStruct1.c[1] == .b)
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let nestedStruct2 = a.d[1]
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#expect(nestedStruct2.a.reduce(0) { $0 + $1 } == -1)
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#expect(nestedStruct2.b == .b)
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#expect(nestedStruct2.c[0] == .b)
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#expect(nestedStruct2.c[1] == .a)
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#expect(nestedStruct2.d[0] == -0x1122334455667788)
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#expect(nestedStruct2.d[1] == 0x1122334455667788)
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#expect(a.mutate(b: 1000, at: 0) == true)
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#expect(a.mutate(b: 2000, at: 1) == true)
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#expect(nestedStruct2.mutate(c: .a, at: 0) == true)
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#expect(nestedStruct2.mutate(c: .b, at: 1) == true)
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#expect(nestedStruct2.c[0] == .a)
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#expect(nestedStruct2.c[1] == .b)
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#expect(nestedStruct2.mutate(d: 0, at: 0) == true)
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#expect(nestedStruct2.mutate(d: 0, at: 1) == true)
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#expect(nestedStruct2.d.reduce(0) { $0 + $1 } == 0)
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let nativeStruct = table.a?.d[1]
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#expect(nativeStruct?.c[0] == .a)
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#expect(nativeStruct?.c[1] == .b)
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#expect(nativeStruct?.d[0] == 0)
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#expect(nativeStruct?.d[1] == 0)
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#expect(a.mutate(b: 1, at: 0) == true)
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#expect(a.mutate(b: 2, at: 1) == true)
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#expect(nestedStruct2.mutate(c: .b, at: 0) == true)
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#expect(nestedStruct2.mutate(c: .a, at: 1) == true)
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#expect(nestedStruct2.mutate(d: -0x1122334455667788, at: 0) == true)
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#expect(nestedStruct2.mutate(d: 0x1122334455667788, at: 1) == true)
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}
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@available(macOS 26.0, iOS 26.0, watchOS 26.0, tvOS 26.0, *)
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private func createArrayTable() -> [UInt8] {
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var builder = FlatBufferBuilder(initialSize: 1024)
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let nestedStruct1 = MyGame_Example_NestedStruct(
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a: [-1, 2],
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b: .a,
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c: [
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MyGame_Example_TestEnum.c.rawValue,
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MyGame_Example_TestEnum.b.rawValue,
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],
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d: [0x1122334455667788, -0x1122334455667788])
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let nestedStruct2 = MyGame_Example_NestedStruct(
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a: [3, -4],
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b: .b,
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c: [
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MyGame_Example_TestEnum.b.rawValue,
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MyGame_Example_TestEnum.a.rawValue,
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],
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d: [-0x1122334455667788, 0x1122334455667788])
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let arrayStruct = MyGame_Example_ArrayStruct(
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a: 12.34,
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b: [1, 2, 3, 4, 5, 6, 7, 8, 9, 0xA, 0xB, 0xC, 0xD, 0xE, 0xF],
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c: -127,
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d: [nestedStruct1, nestedStruct2],
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e: 1,
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f: [-0x8000000000000000, 0x7FFFFFFFFFFFFFFF])
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let arrayTable = MyGame_Example_ArrayTable.createArrayTable(
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&builder,
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a: arrayStruct)
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builder.finish(offset: arrayTable, fileId: "ARRT")
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return builder.sizedByteArray
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}
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}
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@available(macOS 26.0, iOS 26.0, watchOS 26.0, tvOS 26.0, *)
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extension MyGame_Example_NestedStruct: Equatable {
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public static func == (
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lhs: MyGame_Example_NestedStruct,
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rhs: MyGame_Example_NestedStruct) -> Bool
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{
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lhs.a == rhs.a && lhs.c == rhs.c && lhs.d == rhs.d && lhs.b == rhs.b
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}
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}
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@available(macOS 26.0, iOS 26.0, watchOS 26.0, tvOS 26.0, *)
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extension InlineArray: @retroactive Equatable where Element: Equatable {
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public static func == (lhs: Self, rhs: Self) -> Bool {
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guard lhs.count == rhs.count else { return false }
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for i in 0..<lhs.count {
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if lhs[i] != rhs[i] { return false }
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}
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return true
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}
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func toArray() -> [Element] {
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var result: [Element] = []
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for i in startIndex..<endIndex {
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result.append(self[i])
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}
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return result
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}
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}
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#endif
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