Package com.netflix.spinnaker.kork.test.log

Class MemoryAppender

  • All Implemented Interfaces:
    ch.qos.logback.core.Appender<ch.qos.logback.classic.spi.ILoggingEvent>, ch.qos.logback.core.spi.ContextAware, ch.qos.logback.core.spi.FilterAttachable<ch.qos.logback.classic.spi.ILoggingEvent>, ch.qos.logback.core.spi.LifeCycle
    public class MemoryAppender
extends ch.qos.logback.core.read.ListAppender<ch.qos.logback.classic.spi.ILoggingEvent>
    Store log events to facilitate assertions. Inspired by https://www.baeldung.com/junit-asserting-logs.

    • Field Summary

      • Fields inherited from class ch.qos.logback.core.read.ListAppender

        list

      • Fields inherited from class ch.qos.logback.core.AppenderBase

        name, started

      • Fields inherited from class ch.qos.logback.core.spi.ContextAwareBase

        context

    • Constructor Summary

      Constructors 
      Constructor Description
      MemoryAppender​(java.lang.Class loggerClass)
      Construct a MemoryAppender and start capturing debug (and more severe) log messages.
      MemoryAppender​(java.lang.Class loggerClass, ch.qos.logback.classic.Level level)
      Construct a MemoryAppender and start capturing logs.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      long countEventsForLevel​(ch.qos.logback.classic.Level level)
      Count log messages at a particular level
      java.util.List<java.lang.String> layoutSearch​(java.lang.String string, ch.qos.logback.classic.Level level)
      Return laid out log messages at a particular level that contain a string
      void reset()
      Clear captured log messages
      java.util.List<java.lang.String> search​(java.lang.String string, ch.qos.logback.classic.Level level)
      Return log messages at a particular level that contain a string

      • Methods inherited from class ch.qos.logback.core.read.ListAppender

        append

      • Methods inherited from class ch.qos.logback.core.AppenderBase

        addFilter, clearAllFilters, doAppend, getCopyOfAttachedFiltersList, getFilterChainDecision, getName, isStarted, setName, start, stop, toString

      • Methods inherited from class ch.qos.logback.core.spi.ContextAwareBase

        addError, addError, addInfo, addInfo, addStatus, addWarn, addWarn, getContext, getDeclaredOrigin, getStatusManager, setContext

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

      • Methods inherited from interface ch.qos.logback.core.spi.ContextAware

        addError, addError, addInfo, addInfo, addStatus, addWarn, addWarn, getContext, setContext

    • Constructor Detail

      • MemoryAppender

        public MemoryAppender​(java.lang.Class loggerClass)
        Construct a MemoryAppender and start capturing debug (and more severe) log messages.
        Parameters:
        loggerClass - capture log events generated by this class

      • MemoryAppender

        public MemoryAppender​(java.lang.Class loggerClass,
                      ch.qos.logback.classic.Level level)
        Construct a MemoryAppender and start capturing logs.
        Parameters:
        loggerClass - capture log events generated by this class
        level - capture log events up to this level

    • Method Detail

      • reset

        public void reset()
        Clear captured log messages

      • countEventsForLevel

        public long countEventsForLevel​(ch.qos.logback.classic.Level level)
        Count log messages at a particular level

      • layoutSearch

        public java.util.List<java.lang.String> layoutSearch​(java.lang.String string,
                                                     ch.qos.logback.classic.Level level)
        Return laid out log messages at a particular level that contain a string
        Parameters:
        string - the string to look for
        level - the log level
        Returns:
        all log messages that satisfy the criteria

      • search

        public java.util.List<java.lang.String> search​(java.lang.String string,
                                               ch.qos.logback.classic.Level level)
        Return log messages at a particular level that contain a string
        Parameters:
        string - the string to look for
        level - the log level
        Returns:
        all log messages that satisfy the criteria