Fixes default initializer of DamageType model.

Adds tests for DamageType model.

iOS/MonsterCardsTests/Models/DamageTypeTests.m

@@ -0,0 +1,61 @@
+//
+//  DamageTypeTests.m
+//  MonsterCardsTests
+//
+//  Created by Tom Hicks on 9/5/20.
+//  Copyright © 2020 Tom Hicks. All rights reserved.
+//
+
+#import <XCTest/XCTest.h>
+#import "DamageType.h"
+
+@interface DamageTypeTests : XCTestCase {
+    DamageType *_damageType;
+    NSString *_name;
+    NSString *_note;
+    NSString *_type;
+}
+
+@end
+
+@implementation DamageTypeTests
+
+- (void)setUp {
+    _damageType = [[DamageType alloc] init];
+    _name = @"My Damage Type";
+    _note = @"A note";
+    _type = @"A type";
+}
+
+- (void)tearDown {}
+
+- (void)testDefaultInitializer {
+    XCTAssertEqualObjects(@"", _damageType.name);
+    XCTAssertEqualObjects(@"", _damageType.note);
+    XCTAssertEqualObjects(@"", _damageType.type);
+}
+
+- (void)testInitWithNameNoteAndType {
+    _damageType = [[DamageType alloc] initWithName:_name note:_note andType:_type];
+    
+    XCTAssertEqualObjects(_name, _damageType.name);
+    XCTAssertEqualObjects(_note, _damageType.note);
+    XCTAssertEqualObjects(_type, _damageType.type);
+}
+
+- (void)testNameGetterAndSetter {
+    _damageType.name = _name;
+    XCTAssertEqualObjects(_name, _damageType.name);
+}
+
+- (void)testNoteGetterAndSetter {
+    _damageType.note = _note;
+    XCTAssertEqualObjects(_note, _damageType.note);
+}
+
+- (void)testTypeGetterAndSetter {
+    _damageType.type = _type;
+    XCTAssertEqualObjects(_type, _damageType.type);
+}
+
+@end