TestError
有关测试执行期间引发的错误的信息。
¥Information about an error thrown during test execution.
属性
¥Properties
cause
Added in: v1.49错误原因。当出现错误时设置 cause。如果没有原因或原因不是 错误 的实例，则为 undefined。
¥Error cause. Set when there is a cause for the error. Will be undefined if there is no cause or if the cause is not an instance of Error.
用法
¥Usage
testError.cause
类型
¥Type
location
Added in: v1.30源代码中的错误位置。
¥Error location in the source code.
用法
¥Usage
testError.location
类型
¥Type
message
Added in: v1.10错误信息。当 错误（或其子类）被抛出时设置。
¥Error message. Set when Error (or its subclass) has been thrown.
用法
¥Usage
testError.message
类型
¥Type
snippet
Added in: v1.33带有高亮的错误的源代码片段。
¥Source code snippet with highlighted error.
用法
¥Usage
testError.snippet
类型
¥Type
stack
Added in: v1.10错误堆栈。当 错误（或其子类）被抛出时设置。
¥Error stack. Set when Error (or its subclass) has been thrown.
用法
¥Usage
testError.stack
类型
¥Type
value
Added in: v1.10被抛出的值。当抛出除 错误（或其子类）之外的任何内容时设置。
¥The value that was thrown. Set when anything except the Error (or its subclass) has been thrown.
用法
¥Usage
testError.value
类型
¥Type