protobuf/objectivec/Tests/GPBSwiftTests.swift
Thomas Van Lenten 8c88957ef3 Add nonnil markup to ObjC library.
Add the clang annotations to the objc library and generated code to help with Swift bridging and compiler checks.
2015-06-16 17:04:50 -04:00

461 lines
20 KiB
Swift

// Protocol Buffers - Google's data interchange format
// Copyright 2015 Google Inc. All rights reserved.
// https://developers.google.com/protocol-buffers/
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
import Foundation
import XCTest
// Test some usage of the ObjC library from Swift.
class GPBBridgeTests: XCTestCase {
func testProto2Basics() {
let msg = Message2()
let msg2 = Message2()
let msg3 = Message2_OptionalGroup()
msg.optionalInt32 = 100
msg.optionalString = "abc"
msg.optionalEnum = .Bar
msg2.optionalString = "other"
msg.optionalMessage = msg2
msg3.a = 200
msg.optionalGroup = msg3
msg.repeatedInt32Array.addValue(300)
msg.repeatedInt32Array.addValue(301)
msg.repeatedStringArray.addObject("mno")
msg.repeatedStringArray.addObject("pqr")
msg.repeatedEnumArray.addValue(Message2_Enum.Bar.rawValue)
msg.repeatedEnumArray.addValue(Message2_Enum.Baz.rawValue)
msg.mapInt32Int32.setValue(400, forKey:500)
msg.mapInt32Int32.setValue(401, forKey:501)
msg.mapStringString.setObject("foo", forKey:"bar")
msg.mapStringString.setObject("abc", forKey:"xyz")
msg.mapInt32Enum.setValue(Message2_Enum.Bar.rawValue, forKey:600)
msg.mapInt32Enum.setValue(Message2_Enum.Baz.rawValue, forKey:601)
// Check has*.
XCTAssertTrue(msg.hasOptionalInt32)
XCTAssertTrue(msg.hasOptionalString)
XCTAssertTrue(msg.hasOptionalEnum)
XCTAssertTrue(msg2.hasOptionalString)
XCTAssertTrue(msg.hasOptionalMessage)
XCTAssertTrue(msg3.hasA)
XCTAssertTrue(msg.hasOptionalGroup)
XCTAssertFalse(msg.hasOptionalInt64)
XCTAssertFalse(msg.hasOptionalFloat)
// Check values.
XCTAssertEqual(msg.optionalInt32, Int32(100))
XCTAssertEqual(msg.optionalString, "abc")
XCTAssertEqual(msg2.optionalString, "other")
XCTAssertTrue(msg.optionalMessage === msg2)
XCTAssertEqual(msg.optionalEnum, Message2_Enum.Bar)
XCTAssertEqual(msg3.a, Int32(200))
XCTAssertTrue(msg.optionalGroup === msg3)
XCTAssertEqual(msg.repeatedInt32Array.count, UInt(2))
XCTAssertEqual(msg.repeatedInt32Array.valueAtIndex(0), Int32(300))
XCTAssertEqual(msg.repeatedInt32Array.valueAtIndex(1), Int32(301))
XCTAssertEqual(msg.repeatedStringArray.count, Int(2))
XCTAssertEqual(msg.repeatedStringArray.objectAtIndex(0) as! String, "mno")
XCTAssertEqual(msg.repeatedStringArray.objectAtIndex(1) as! String, "pqr")
XCTAssertEqual(msg.repeatedEnumArray.count, UInt(2))
XCTAssertEqual(msg.repeatedEnumArray.valueAtIndex(0), Message2_Enum.Bar.rawValue)
XCTAssertEqual(msg.repeatedEnumArray.valueAtIndex(1), Message2_Enum.Baz.rawValue)
XCTAssertEqual(msg.repeatedInt64Array.count, UInt(0))
XCTAssertEqual(msg.mapInt32Int32.count, UInt(2))
var intValue: Int32 = 0;
XCTAssertTrue(msg.mapInt32Int32.valueForKey(500, value:&intValue))
XCTAssertEqual(intValue, Int32(400))
XCTAssertTrue(msg.mapInt32Int32.valueForKey(501, value:&intValue))
XCTAssertEqual(intValue, Int32(401))
XCTAssertEqual(msg.mapStringString.count, Int(2))
XCTAssertEqual(msg.mapStringString.objectForKey("bar") as! String, "foo")
XCTAssertEqual(msg.mapStringString.objectForKey("xyz") as! String, "abc")
XCTAssertEqual(msg.mapInt32Enum.count, UInt(2))
XCTAssertTrue(msg.mapInt32Enum.valueForKey(600, value:&intValue))
XCTAssertEqual(intValue, Message2_Enum.Bar.rawValue)
XCTAssertTrue(msg.mapInt32Enum.valueForKey(601, value:&intValue))
XCTAssertEqual(intValue, Message2_Enum.Baz.rawValue)
// Clearing a string with nil.
msg2.optionalString = nil
XCTAssertFalse(msg2.hasOptionalString)
XCTAssertEqual(msg2.optionalString, "")
// Clearing a message with nil.
msg.optionalGroup = nil
XCTAssertFalse(msg.hasOptionalGroup)
XCTAssertTrue(msg.optionalGroup !== msg3) // New instance
// Clear.
msg.clear()
XCTAssertFalse(msg.hasOptionalInt32)
XCTAssertFalse(msg.hasOptionalString)
XCTAssertFalse(msg.hasOptionalEnum)
XCTAssertFalse(msg.hasOptionalMessage)
XCTAssertFalse(msg.hasOptionalInt64)
XCTAssertFalse(msg.hasOptionalFloat)
XCTAssertEqual(msg.optionalInt32, Int32(0))
XCTAssertEqual(msg.optionalString, "")
XCTAssertTrue(msg.optionalMessage !== msg2) // New instance
XCTAssertEqual(msg.optionalEnum, Message2_Enum.Foo) // Default
XCTAssertEqual(msg.repeatedInt32Array.count, UInt(0))
XCTAssertEqual(msg.repeatedStringArray.count, Int(0))
XCTAssertEqual(msg.repeatedEnumArray.count, UInt(0))
XCTAssertEqual(msg.mapInt32Int32.count, UInt(0))
XCTAssertEqual(msg.mapStringString.count, Int(0))
XCTAssertEqual(msg.mapInt32Enum.count, UInt(0))
}
func testProto3Basics() {
let msg = Message3()
let msg2 = Message3()
msg.optionalInt32 = 100
msg.optionalString = "abc"
msg.optionalEnum = .Bar
msg2.optionalString = "other"
msg.optionalMessage = msg2
msg.repeatedInt32Array.addValue(300)
msg.repeatedInt32Array.addValue(301)
msg.repeatedStringArray.addObject("mno")
msg.repeatedStringArray.addObject("pqr")
// "proto3" syntax lets enum get unknown values.
msg.repeatedEnumArray.addValue(Message3_Enum.Bar.rawValue)
msg.repeatedEnumArray.addRawValue(666)
SetMessage3_OptionalEnum_RawValue(msg2, 666)
msg.mapInt32Int32.setValue(400, forKey:500)
msg.mapInt32Int32.setValue(401, forKey:501)
msg.mapStringString.setObject("foo", forKey:"bar")
msg.mapStringString.setObject("abc", forKey:"xyz")
msg.mapInt32Enum.setValue(Message2_Enum.Bar.rawValue, forKey:600)
// "proto3" syntax lets enum get unknown values.
msg.mapInt32Enum.setRawValue(666, forKey:601)
// Has only exists on for message fields.
XCTAssertTrue(msg.hasOptionalMessage)
XCTAssertFalse(msg2.hasOptionalMessage)
// Check values.
XCTAssertEqual(msg.optionalInt32, Int32(100))
XCTAssertEqual(msg.optionalString, "abc")
XCTAssertEqual(msg2.optionalString, "other")
XCTAssertTrue(msg.optionalMessage === msg2)
XCTAssertEqual(msg.optionalEnum, Message3_Enum.Bar)
XCTAssertEqual(msg.repeatedInt32Array.count, UInt(2))
XCTAssertEqual(msg.repeatedInt32Array.valueAtIndex(0), Int32(300))
XCTAssertEqual(msg.repeatedInt32Array.valueAtIndex(1), Int32(301))
XCTAssertEqual(msg.repeatedStringArray.count, Int(2))
XCTAssertEqual(msg.repeatedStringArray.objectAtIndex(0) as! String, "mno")
XCTAssertEqual(msg.repeatedStringArray.objectAtIndex(1) as! String, "pqr")
XCTAssertEqual(msg.repeatedInt64Array.count, UInt(0))
XCTAssertEqual(msg.repeatedEnumArray.count, UInt(2))
XCTAssertEqual(msg.repeatedEnumArray.valueAtIndex(0), Message3_Enum.Bar.rawValue)
XCTAssertEqual(msg.repeatedEnumArray.valueAtIndex(1), Message3_Enum.GPBUnrecognizedEnumeratorValue.rawValue)
XCTAssertEqual(msg.repeatedEnumArray.rawValueAtIndex(1), 666)
XCTAssertEqual(msg2.optionalEnum, Message3_Enum.GPBUnrecognizedEnumeratorValue)
XCTAssertEqual(Message3_OptionalEnum_RawValue(msg2), Int32(666))
XCTAssertEqual(msg.mapInt32Int32.count, UInt(2))
var intValue: Int32 = 0;
XCTAssertTrue(msg.mapInt32Int32.valueForKey(500, value:&intValue))
XCTAssertEqual(intValue, Int32(400))
XCTAssertTrue(msg.mapInt32Int32.valueForKey(501, value:&intValue))
XCTAssertEqual(intValue, Int32(401))
XCTAssertEqual(msg.mapStringString.count, Int(2))
XCTAssertEqual(msg.mapStringString.objectForKey("bar") as! String, "foo")
XCTAssertEqual(msg.mapStringString.objectForKey("xyz") as! String, "abc")
XCTAssertEqual(msg.mapInt32Enum.count, UInt(2))
XCTAssertTrue(msg.mapInt32Enum.valueForKey(600, value:&intValue))
XCTAssertEqual(intValue, Message2_Enum.Bar.rawValue)
XCTAssertTrue(msg.mapInt32Enum.valueForKey(601, value:&intValue))
XCTAssertEqual(intValue, Message3_Enum.GPBUnrecognizedEnumeratorValue.rawValue)
XCTAssertTrue(msg.mapInt32Enum.valueForKey(601, rawValue:&intValue))
XCTAssertEqual(intValue, 666)
// Clearing a string with nil.
msg2.optionalString = nil
XCTAssertEqual(msg2.optionalString, "")
// Clearing a message with nil.
msg.optionalMessage = nil
XCTAssertFalse(msg.hasOptionalMessage)
XCTAssertTrue(msg.optionalMessage !== msg2) // New instance
// Clear.
msg.clear()
XCTAssertFalse(msg.hasOptionalMessage)
XCTAssertEqual(msg.optionalInt32, Int32(0))
XCTAssertEqual(msg.optionalString, "")
XCTAssertTrue(msg.optionalMessage !== msg2) // New instance
XCTAssertEqual(msg.optionalEnum, Message3_Enum.Foo) // Default
XCTAssertEqual(msg.repeatedInt32Array.count, UInt(0))
XCTAssertEqual(msg.repeatedStringArray.count, Int(0))
XCTAssertEqual(msg.repeatedEnumArray.count, UInt(0))
msg2.clear()
XCTAssertEqual(msg2.optionalEnum, Message3_Enum.Foo) // Default
XCTAssertEqual(Message3_OptionalEnum_RawValue(msg2), Message3_Enum.Foo.rawValue)
XCTAssertEqual(msg.mapInt32Int32.count, UInt(0))
XCTAssertEqual(msg.mapStringString.count, Int(0))
XCTAssertEqual(msg.mapInt32Enum.count, UInt(0))
}
func testAutoCreation() {
let msg = Message2()
XCTAssertFalse(msg.hasOptionalGroup)
XCTAssertFalse(msg.hasOptionalMessage)
// Access shouldn't result in has* but should return objects.
let msg2 = msg.optionalGroup
let msg3 = msg.optionalMessage.optionalMessage
let msg4 = msg.optionalMessage
XCTAssertNotNil(msg2)
XCTAssertNotNil(msg3)
XCTAssertFalse(msg.hasOptionalGroup)
XCTAssertFalse(msg.optionalMessage.hasOptionalMessage)
XCTAssertFalse(msg.hasOptionalMessage)
// Setting things should trigger has* getting set.
msg.optionalGroup.a = 10
msg.optionalMessage.optionalMessage.optionalInt32 = 100
XCTAssertTrue(msg.hasOptionalGroup)
XCTAssertTrue(msg.optionalMessage.hasOptionalMessage)
XCTAssertTrue(msg.hasOptionalMessage)
// And they should be the same pointer as before.
XCTAssertTrue(msg2 === msg.optionalGroup)
XCTAssertTrue(msg3 === msg.optionalMessage.optionalMessage)
XCTAssertTrue(msg4 === msg.optionalMessage)
// Clear gets us new objects next time around.
msg.clear()
XCTAssertFalse(msg.hasOptionalGroup)
XCTAssertFalse(msg.optionalMessage.hasOptionalMessage)
XCTAssertFalse(msg.hasOptionalMessage)
msg.optionalGroup.a = 20
msg.optionalMessage.optionalMessage.optionalInt32 = 200
XCTAssertTrue(msg.hasOptionalGroup)
XCTAssertTrue(msg.optionalMessage.hasOptionalMessage)
XCTAssertTrue(msg.hasOptionalMessage)
XCTAssertTrue(msg2 !== msg.optionalGroup)
XCTAssertTrue(msg3 !== msg.optionalMessage.optionalMessage)
XCTAssertTrue(msg4 !== msg.optionalMessage)
// Explicit set of a message, means autocreated object doesn't bind.
msg.clear()
let autoCreated = msg.optionalMessage
XCTAssertFalse(msg.hasOptionalMessage)
let msg5 = Message2()
msg5.optionalInt32 = 123
msg.optionalMessage = msg5
XCTAssertTrue(msg.hasOptionalMessage)
// Modifing the autocreated doesn't replaced the explicit set one.
autoCreated.optionalInt32 = 456
XCTAssertTrue(msg.hasOptionalMessage)
XCTAssertTrue(msg.optionalMessage === msg5)
XCTAssertEqual(msg.optionalMessage.optionalInt32, Int32(123))
}
func testProto2OneOfSupport() {
let msg = Message2()
XCTAssertEqual(msg.oOneOfCase, Message2_O_OneOfCase.GPBUnsetOneOfCase)
XCTAssertEqual(msg.oneofInt32, Int32(100)) // Default
XCTAssertEqual(msg.oneofFloat, Float(110.0)) // Default
XCTAssertEqual(msg.oneofEnum, Message2_Enum.Baz) // Default
let autoCreated = msg.oneofMessage // Default create one.
XCTAssertNotNil(autoCreated)
XCTAssertEqual(msg.oOneOfCase, Message2_O_OneOfCase.GPBUnsetOneOfCase)
msg.oneofInt32 = 10
XCTAssertEqual(msg.oneofInt32, Int32(10))
XCTAssertEqual(msg.oneofFloat, Float(110.0)) // Default
XCTAssertEqual(msg.oneofEnum, Message2_Enum.Baz) // Default
XCTAssertTrue(msg.oneofMessage === autoCreated) // Still the same
XCTAssertEqual(msg.oOneOfCase, Message2_O_OneOfCase.OneofInt32)
msg.oneofFloat = 20.0
XCTAssertEqual(msg.oneofInt32, Int32(100)) // Default
XCTAssertEqual(msg.oneofFloat, Float(20.0))
XCTAssertEqual(msg.oneofEnum, Message2_Enum.Baz) // Default
XCTAssertTrue(msg.oneofMessage === autoCreated) // Still the same
XCTAssertEqual(msg.oOneOfCase, Message2_O_OneOfCase.OneofFloat)
msg.oneofEnum = .Bar
XCTAssertEqual(msg.oneofInt32, Int32(100)) // Default
XCTAssertEqual(msg.oneofFloat, Float(110.0)) // Default
XCTAssertEqual(msg.oneofEnum, Message2_Enum.Bar)
XCTAssertTrue(msg.oneofMessage === autoCreated) // Still the same
XCTAssertEqual(msg.oOneOfCase, Message2_O_OneOfCase.OneofEnum)
// Sets via the autocreated instance.
msg.oneofMessage.optionalInt32 = 200
XCTAssertEqual(msg.oneofInt32, Int32(100)) // Default
XCTAssertEqual(msg.oneofFloat, Float(110.0)) // Default
XCTAssertEqual(msg.oneofEnum, Message2_Enum.Baz) // Default
XCTAssertTrue(msg.oneofMessage === autoCreated) // Still the same
XCTAssertEqual(msg.oneofMessage.optionalInt32, Int32(200))
XCTAssertEqual(msg.oOneOfCase, Message2_O_OneOfCase.OneofMessage)
// Clear the oneof.
Message2_ClearOOneOfCase(msg)
XCTAssertEqual(msg.oneofInt32, Int32(100)) // Default
XCTAssertEqual(msg.oneofFloat, Float(110.0)) // Default
XCTAssertEqual(msg.oneofEnum, Message2_Enum.Baz) // Default
let autoCreated2 = msg.oneofMessage // Default create one
XCTAssertNotNil(autoCreated2)
XCTAssertTrue(autoCreated2 !== autoCreated) // New instance
XCTAssertEqual(msg.oneofMessage.optionalInt32, Int32(0)) // Default
XCTAssertEqual(msg.oOneOfCase, Message2_O_OneOfCase.GPBUnsetOneOfCase)
msg.oneofInt32 = 10
XCTAssertEqual(msg.oneofInt32, Int32(10))
XCTAssertEqual(msg.oOneOfCase, Message2_O_OneOfCase.OneofInt32)
// Confirm Message.clear() handles the oneof correctly.
msg.clear()
XCTAssertEqual(msg.oneofInt32, Int32(100)) // Default
XCTAssertEqual(msg.oOneOfCase, Message2_O_OneOfCase.GPBUnsetOneOfCase)
// Sets via the autocreated instance.
msg.oneofMessage.optionalInt32 = 300
XCTAssertTrue(msg.oneofMessage !== autoCreated) // New instance
XCTAssertTrue(msg.oneofMessage !== autoCreated2) // New instance
XCTAssertEqual(msg.oneofMessage.optionalInt32, Int32(300))
XCTAssertEqual(msg.oOneOfCase, Message2_O_OneOfCase.OneofMessage)
// Set message to nil clears the oneof.
msg.oneofMessage = nil
XCTAssertEqual(msg.oneofMessage.optionalInt32, Int32(0)) // Default
XCTAssertEqual(msg.oOneOfCase, Message2_O_OneOfCase.GPBUnsetOneOfCase)
}
func testProto3OneOfSupport() {
let msg = Message3()
XCTAssertEqual(msg.oOneOfCase, Message3_O_OneOfCase.GPBUnsetOneOfCase)
XCTAssertEqual(msg.oneofInt32, Int32(0)) // Default
XCTAssertEqual(msg.oneofFloat, Float(0.0)) // Default
XCTAssertEqual(msg.oneofEnum, Message3_Enum.Foo) // Default
let autoCreated = msg.oneofMessage // Default create one.
XCTAssertNotNil(autoCreated)
XCTAssertEqual(msg.oOneOfCase, Message3_O_OneOfCase.GPBUnsetOneOfCase)
msg.oneofInt32 = 10
XCTAssertEqual(msg.oneofInt32, Int32(10))
XCTAssertEqual(msg.oneofFloat, Float(0.0)) // Default
XCTAssertEqual(msg.oneofEnum, Message3_Enum.Foo) // Default
XCTAssertTrue(msg.oneofMessage === autoCreated) // Still the same
XCTAssertEqual(msg.oOneOfCase, Message3_O_OneOfCase.OneofInt32)
msg.oneofFloat = 20.0
XCTAssertEqual(msg.oneofInt32, Int32(0)) // Default
XCTAssertEqual(msg.oneofFloat, Float(20.0))
XCTAssertEqual(msg.oneofEnum, Message3_Enum.Foo) // Default
XCTAssertTrue(msg.oneofMessage === autoCreated) // Still the same
XCTAssertEqual(msg.oOneOfCase, Message3_O_OneOfCase.OneofFloat)
msg.oneofEnum = .Bar
XCTAssertEqual(msg.oneofInt32, Int32(0)) // Default
XCTAssertEqual(msg.oneofFloat, Float(0.0)) // Default
XCTAssertEqual(msg.oneofEnum, Message3_Enum.Bar)
XCTAssertTrue(msg.oneofMessage === autoCreated) // Still the same
XCTAssertEqual(msg.oOneOfCase, Message3_O_OneOfCase.OneofEnum)
// Sets via the autocreated instance.
msg.oneofMessage.optionalInt32 = 200
XCTAssertEqual(msg.oneofInt32, Int32(0)) // Default
XCTAssertEqual(msg.oneofFloat, Float(0.0)) // Default
XCTAssertEqual(msg.oneofEnum, Message3_Enum.Foo) // Default
XCTAssertTrue(msg.oneofMessage === autoCreated) // Still the same
XCTAssertEqual(msg.oneofMessage.optionalInt32, Int32(200))
XCTAssertEqual(msg.oOneOfCase, Message3_O_OneOfCase.OneofMessage)
// Clear the oneof.
Message3_ClearOOneOfCase(msg)
XCTAssertEqual(msg.oneofInt32, Int32(0)) // Default
XCTAssertEqual(msg.oneofFloat, Float(0.0)) // Default
XCTAssertEqual(msg.oneofEnum, Message3_Enum.Foo) // Default
let autoCreated2 = msg.oneofMessage // Default create one
XCTAssertNotNil(autoCreated2)
XCTAssertTrue(autoCreated2 !== autoCreated) // New instance
XCTAssertEqual(msg.oneofMessage.optionalInt32, Int32(0)) // Default
XCTAssertEqual(msg.oOneOfCase, Message3_O_OneOfCase.GPBUnsetOneOfCase)
msg.oneofInt32 = 10
XCTAssertEqual(msg.oneofInt32, Int32(10))
XCTAssertEqual(msg.oOneOfCase, Message3_O_OneOfCase.OneofInt32)
// Confirm Message.clear() handles the oneof correctly.
msg.clear()
XCTAssertEqual(msg.oneofInt32, Int32(0)) // Default
XCTAssertEqual(msg.oOneOfCase, Message3_O_OneOfCase.GPBUnsetOneOfCase)
// Sets via the autocreated instance.
msg.oneofMessage.optionalInt32 = 300
XCTAssertTrue(msg.oneofMessage !== autoCreated) // New instance
XCTAssertTrue(msg.oneofMessage !== autoCreated2) // New instance
XCTAssertEqual(msg.oneofMessage.optionalInt32, Int32(300))
XCTAssertEqual(msg.oOneOfCase, Message3_O_OneOfCase.OneofMessage)
// Set message to nil clears the oneof.
msg.oneofMessage = nil
XCTAssertEqual(msg.oneofMessage.optionalInt32, Int32(0)) // Default
XCTAssertEqual(msg.oOneOfCase, Message3_O_OneOfCase.GPBUnsetOneOfCase)
}
func testSerialization() {
let msg = Message2()
msg.optionalInt32 = 100
msg.optionalInt64 = 101
msg.optionalGroup.a = 102
msg.repeatedStringArray.addObject("abc")
msg.repeatedStringArray.addObject("def")
msg.mapInt32Int32.setValue(200, forKey:300)
msg.mapInt32Int32.setValue(201, forKey:201)
msg.mapStringString.setObject("foo", forKey:"bar")
msg.mapStringString.setObject("abc", forKey:"xyz")
let data = msg.data()
let msg2 = Message2(data: data!, error:nil)
XCTAssertTrue(msg2 !== msg) // New instance
XCTAssertEqual(msg.optionalInt32, Int32(100))
XCTAssertEqual(msg.optionalInt64, Int64(101))
XCTAssertEqual(msg.optionalGroup.a, Int32(102))
XCTAssertEqual(msg.repeatedStringArray.count, Int(2))
XCTAssertEqual(msg.mapInt32Int32.count, UInt(2))
XCTAssertEqual(msg.mapStringString.count, Int(2))
XCTAssertEqual(msg2, msg)
}
}