Fix decimal number transform to bool bug

MJExtension/NSObject+MJKeyValue.m

@@ -159,7 +159,8 @@ - (instancetype)mj_setKeyValues:(id)keyValues context:(NSManagedObjectContext *)
                         if (type.typeClass == [NSDecimalNumber class]) {
                             value = [NSDecimalNumber decimalNumberWithString:oldValue];
                         } else {
-                            value = @([NSDecimalNumber decimalNumberWithString:oldValue].doubleValue);
+                            NSDecimalNumber *decimalValue = [NSDecimalNumber decimalNumberWithString:oldValue];
+                            value = decimalValue == [NSDecimalNumber notANumber] ? @(0) : @(decimalValue.doubleValue);
                         }
 
                         // 如果是BOOL

MJExtensionTests/MJExtensionTests.m

@@ -38,8 +38,8 @@ - (void)testJSON2Model {
                            @"speed" : @"120.5",
                            @"identifier" : @"3443623624362",
                            @"price" : @"20.3",
-                           //  @"gay" : @"NO"
-                           //  @"gay" : @"true"
+                           @"rich" : @"2",
+                           @"collect" : @"40个"
                            };
 
     // 2.将字典转为MJUser模型
@@ -56,6 +56,38 @@ - (void)testJSON2Model {
     XCTAssert(user.speed == 120);
     XCTAssert(user.identifier == 3443623624362);
     XCTAssert(user.price == 20.3);
+    XCTAssert(user.rich == YES);
+    XCTAssert(user.collect == 40);
+}
+
+- (void)testJSON2NumberModel {
+    // 1.定义一个字典
+    NSDictionary *dict = @{
+                           @"age" : @"20",
+                           @"height" : @1.55,
+                           @"money" : @"100.9",
+                           @"gay" : @"",
+                           @"speed" : @"120.5",
+                           @"identifier" : @"3443623624362",
+                           @"price" : @"20.3",
+                           @"like" : @"20个",
+                           @"collect" : @"收藏5",
+                           @"rich" : @"hehe",
+                           };
+
+    // 2.将字典转为MJUser模型
+    MJUser *user = [MJUser mj_objectWithKeyValues:dict];
+
+    XCTAssert(user.age == 20);
+    XCTAssert(user.height.doubleValue == 1.55);
+    XCTAssert(user.money.doubleValue == 100.9);
+    XCTAssert(user.gay == NO);
+    XCTAssert(user.speed == 120);
+    XCTAssert(user.identifier == 3443623624362);
+    XCTAssert(user.price == 20.3);
+    XCTAssert(user.like == 20);
+    XCTAssert(user.collect == 0);
+    XCTAssert(user.rich == NO);
 }
 
 #pragma mark JSON字符串 -> 模型

MJExtensionTests/Model/MJUser.h

@@ -34,5 +34,11 @@ typedef enum {
 @property (assign, nonatomic) long long identifier;
 /** 价格 */
 @property (assign, nonatomic) double price;
+/** 赞 */
+@property (assign, nonatomic) int like;
+/** 收藏 */
+@property (assign, nonatomic) int collect;
+/** 富有 */
+@property (assign, nonatomic) BOOL rich;
 
 @end