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Merged
jsbean merged 2 commits into from
Jul 15, 2019
Merged

Pull in tests #11

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c42bac2
Add failing SimpleChoiceTests
jsbean Jul 15, 2019
ac66c20
Add failing CompositeChoiceTests
jsbean Jul 15, 2019
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90 changes: 90 additions & 0 deletions Tests/XMLCoderTests/CompositeChoiceTests.swift
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Original file line number Diff line number Diff line change
@@ -0,0 +1,90 @@
//
// CompositeChoiceTests.swift
// XMLCoderTests
//
// Created by James Bean on 7/15/19.
//

import XCTest
import XMLCoder

private struct IntWrapper: Codable, Equatable {
let wrapped: Int
}

private struct StringWrapper: Codable, Equatable {
let wrapped: String
}

private enum IntOrStringWrapper: Equatable {
case int(IntWrapper)
case string(StringWrapper)
}

extension IntOrStringWrapper: Codable {

enum CodingKeys: String, CodingKey {
case int
case string
}

init(from decoder: Decoder) throws {
let container = try decoder.container(keyedBy: CodingKeys.self)
do {
self = .int(try container.decode(IntWrapper.self, forKey: .int))
} catch {
self = .string(try container.decode(StringWrapper.self, forKey: .string))
}
}

func encode(to encoder: Encoder) throws {
var container = encoder.container(keyedBy: CodingKeys.self)
switch self {
case let .int(value):
try container.encode(value, forKey: .int)
case let .string(value):
try container.encode(value, forKey: .string)
}
}
}

class CompositeChoiceTests: XCTestCase {

func testIntOrStringWrapper() throws {
let xml = """
<container>
<string>
<wrapped>A Word About Woke Times</wrapped>
</string>
</container>
"""
let result = try XMLDecoder().decode(IntOrStringWrapper.self, from: xml.data(using: .utf8)!)
let expected = IntOrStringWrapper.string(StringWrapper(wrapped: "A Word About Woke Times"))
XCTAssertEqual(result, expected)
}

func testArrayOfIntOrStringWrappers() throws {
let xml = """
<container>
<string>
<wrapped>A Word About Woke Times</wrapped>
</string>
<int>
<wrapped>9000</wrapped>
</int>
<string>
<wrapped>A Word About Woke Tomes</wrapped>
</string>
</container>
"""
let result = try XMLDecoder().decode([IntOrStringWrapper].self, from: xml.data(using: .utf8)!)
let expected: [IntOrStringWrapper] = [
.string(StringWrapper(wrapped: "A Word About Woke Times")),
.int(IntWrapper(wrapped: 9000)),
.string(StringWrapper(wrapped: "A Word About Woke Tomes")),
]
XCTAssertEqual(result, expected)
}

#warning("TODO: Add encoding and round-trip tests")
}
98 changes: 98 additions & 0 deletions Tests/XMLCoderTests/SimpleChoiceTests.swift
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Original file line number Diff line number Diff line change
@@ -0,0 +1,98 @@
//
// SimpleChoiceTests.swift
// XMLCoderTests
//
// Created by James Bean on 7/15/19.
//

import XCTest
import XMLCoder

private enum IntOrString: Equatable {
case int(Int)
case string(String)
}

extension IntOrString: Codable {
enum CodingKeys: String, CodingKey {
case int
case string
}

func encode(to encoder: Encoder) throws {
var container = encoder.container(keyedBy: CodingKeys.self)
switch self {
case let .int(value):
try container.encode(value, forKey: .int)
case let .string(value):
try container.encode(value, forKey: .string)
}
}

init(from decoder: Decoder) throws {
let container = try decoder.container(keyedBy: CodingKeys.self)
do {
self = .int(try container.decode(Int.self, forKey: .int))
} catch {
self = .string(try container.decode(String.self, forKey: .string))
}
}
}

class SimpleChoiceTests: XCTestCase {

func testIntOrStringIntDecoding() throws {
let xml = "<int>42</int>"
let result = try XMLDecoder().decode(IntOrString.self, from: xml.data(using: .utf8)!)
let expected = IntOrString.int(42)
XCTAssertEqual(result, expected)
}

func testIntOrStringStringDecoding() throws {
let xml = "<string>forty-two</string>"
let result = try XMLDecoder().decode(IntOrString.self, from: xml.data(using: .utf8)!)
let expected = IntOrString.string("forty-two")
XCTAssertEqual(result, expected)
}

func testIntOrStringArrayDecoding() throws {
let xml = """
<container>
<int>1</int>
<string>two</string>
<string>three</string>
<int>4</int>
<int>5</int>
</container>
"""
let result = try XMLDecoder().decode([IntOrString].self, from: xml.data(using: .utf8)!)
let expected: [IntOrString] = [
.int(1),
.string("two"),
.string("three"),
.int(4),
.int(5),
]
XCTAssertEqual(result, expected)
}

func testIntOrStringRoundTrip() throws {
let original = IntOrString.int(5)
let encoded = try XMLEncoder().encode(original, withRootKey: "container")
let decoded = try XMLDecoder().decode(IntOrString.self, from: encoded)
XCTAssertEqual(original, decoded)
}

func testIntOrStringArrayRoundTrip() throws {
let original: [IntOrString] = [
.int(1),
.string("two"),
.string("three"),
.int(4),
.int(5),
]
let encoded = try XMLEncoder().encode(original, withRootKey: "container")
let decoded = try XMLDecoder().decode([IntOrString].self, from: encoded)
XCTAssertEqual(original, decoded)
}
}
8 changes: 8 additions & 0 deletions XMLCoder.xcodeproj/project.pbxproj
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Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,8 @@
1482D59A22DD2A1700AE2D6E /* XMLChoiceCodable.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1482D59922DD2A1700AE2D6E /* XMLChoiceCodable.swift */; };
1482D59C22DD2A4400AE2D6E /* XMLChoiceDecodable.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1482D59B22DD2A4400AE2D6E /* XMLChoiceDecodable.swift */; };
1482D59E22DD2A6B00AE2D6E /* XMLChoiceEncodable.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1482D59D22DD2A6B00AE2D6E /* XMLChoiceEncodable.swift */; };
1482D5A222DD2D9400AE2D6E /* SimpleChoiceTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1482D5A122DD2D9400AE2D6E /* SimpleChoiceTests.swift */; };
1482D5A422DD2F4D00AE2D6E /* CompositeChoiceTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = 1482D5A322DD2F4D00AE2D6E /* CompositeChoiceTests.swift */; };
A61DCCD821DF9CA200C0A19D /* ClassTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = A61DCCD621DF8DB300C0A19D /* ClassTests.swift */; };
A61FE03921E4D60B0015D993 /* UnkeyedIntTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = A61FE03721E4D4F10015D993 /* UnkeyedIntTests.swift */; };
A61FE03C21E4EAB10015D993 /* KeyedIntTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = A61FE03A21E4EA8B0015D993 /* KeyedIntTests.swift */; };
Expand Down Expand Up @@ -149,6 +151,8 @@
1482D59922DD2A1700AE2D6E /* XMLChoiceCodable.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = XMLChoiceCodable.swift; sourceTree = "<group>"; };
1482D59B22DD2A4400AE2D6E /* XMLChoiceDecodable.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = XMLChoiceDecodable.swift; sourceTree = "<group>"; };
1482D59D22DD2A6B00AE2D6E /* XMLChoiceEncodable.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = XMLChoiceEncodable.swift; sourceTree = "<group>"; };
1482D5A122DD2D9400AE2D6E /* SimpleChoiceTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SimpleChoiceTests.swift; sourceTree = "<group>"; };
1482D5A322DD2F4D00AE2D6E /* CompositeChoiceTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CompositeChoiceTests.swift; sourceTree = "<group>"; };
A61DCCD621DF8DB300C0A19D /* ClassTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ClassTests.swift; sourceTree = "<group>"; };
A61FE03721E4D4F10015D993 /* UnkeyedIntTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = UnkeyedIntTests.swift; sourceTree = "<group>"; };
A61FE03A21E4EA8B0015D993 /* KeyedIntTests.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = KeyedIntTests.swift; sourceTree = "<group>"; };
Expand Down Expand Up @@ -405,6 +409,8 @@
D1AC9464224E3E1F004AB49B /* AttributedEnumIntrinsicTest.swift */,
B3B6902D220A71DF0084D407 /* AttributedIntrinsicTest.swift */,
BF63EF1D21CEC99A001D38C5 /* BenchmarkTests.swift */,
1482D5A122DD2D9400AE2D6E /* SimpleChoiceTests.swift */,
1482D5A322DD2F4D00AE2D6E /* CompositeChoiceTests.swift */,
OBJ_28 /* BooksTest.swift */,
D1B6A2C02297EF5A005B8A6E /* BorderTest.swift */,
OBJ_29 /* BreakfastTest.swift */,
Expand Down Expand Up @@ -681,6 +687,7 @@
D1EC3E62225A32F500C610E3 /* BoxTreeTests.swift in Sources */,
BF63EF0A21CD7C1A001D38C5 /* URLTests.swift in Sources */,
BF9457CE21CBB516005ACFDE /* StringBoxTests.swift in Sources */,
1482D5A222DD2D9400AE2D6E /* SimpleChoiceTests.swift in Sources */,
D1CFC8242226B13F00B03222 /* NamespaceTest.swift in Sources */,
BF9457D021CBB516005ACFDE /* UIntBoxTests.swift in Sources */,
OBJ_80 /* BooksTest.swift in Sources */,
Expand Down Expand Up @@ -723,6 +730,7 @@
BF9457F121CBB6BC005ACFDE /* FloatTests.swift in Sources */,
BF8171D021D3B1BD00901EB0 /* DecodingContainerTests.swift in Sources */,
BF9457EF21CBB6BC005ACFDE /* NullTests.swift in Sources */,
1482D5A422DD2F4D00AE2D6E /* CompositeChoiceTests.swift in Sources */,
OBJ_90 /* RelationshipsTest.swift in Sources */,
);
runOnlyForDeploymentPostprocessing = 0;
Expand Down