mockito の説明、意味不明なところがある
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Assessment
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Newbie friendliness
- 25/100
- Issue type
- Documentation
- Clarity
- Needs clarification
- Activity status
- Stale
- Tech stack
- java
- Domain
- documentation, testing
Research direction
Start by locating the quoted Mockito explanation in the handbook, then inspect the linked DefaultAnswer and SmartNulls implementation references. Clarify the distinction between empty standard collections and ReturnsSmartNulls; the work is done when the passage is understandable and consistent with the referenced behavior.
Written by the indexing model from the issue text.
Description
[3:09 PM] dayflower:
| JDK で提供されているコンテナ型の場合には空のコンテナ型が返りますのでいいのですが
[3:09 PM] dayflower: いまいちここがよくわからなかった
[3:13 PM] Tokuhiro Matsuno: それは
[3:13 PM] Tokuhiro Matsuno: 意味不明ですね
[3:14 PM] Tokuhiro Matsuno: Java が提供している標準のコンテナ(List, Set など)の場合には空の値が返ります
[3:14 PM] Tokuhiro Matsuno: empty の list など
[3:14 PM] dayflower: あー
[3:14 PM] dayflower: そこは検知しようがないですか？
[3:14 PM] dayflower: stub し忘れの
[3:15 PM] Tokuhiro Matsuno: いや、それをやるのが
[3:15 PM] dayflower: ReturnsSmartNulls っすか？
[3:15 PM] Tokuhiro Matsuno: https://github.com/mockito/mockito/blob/master/src/main/java/org/mockito/configuration/DefaultMockit...
[3:15 PM] Tokuhiro Matsuno: デフォルトの
[3:15 PM] Tokuhiro Matsuno: はい
[3:15 PM] dayflower: なんか空Listが帰ってきた気がするな
[3:15 PM] Tokuhiro Matsuno: なので、 getDefaultAnswer 書き換えれば挙動変わるはず
[3:16 PM] Tokuhiro Matsuno: https://github.com/mockito/mockito/blob/master/src/main/java/org/mockito/internal/stubbing/defaultan...
[3:16 PM] Tokuhiro Matsuno: このへんが実装
[3:17 PM] dayflower: こっちが smartnulls か https://github.com/mockito/mockito/blob/master/src/main/java/org/mockito/internal/stubbing/defaultan...
[3:18 PM] Tokuhiro Matsuno: んむ
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