openide/RegExpSupport/testData/RETest.xml

<tests>
  <simple>
    <test verify="false">
      <pattern><![CDATA[a<weak_warning descr="Single repetition">{1}</weak_warning>]]></pattern>
      <expected>OK</expected>
    </test>
    <test verify="false">
      <pattern><![CDATA[<weak_warning descr="Redundant character escape">\;</weak_warning>]]></pattern>
      <expected>OK</expected>
    </test>
    <test host="com.intellij.psi.impl.JavaRegExpHost">
      <pattern>\b \b{g} \B \A \z \Z \G</pattern>
      <expected>OK</expected>
    </test>
  </simple>
  <quantifiers>
    <test verify="false">
      <pattern><![CDATA[a<weak_warning descr="Repetition range replaceable by '?'">{0,1}</weak_warning>]]></pattern>
      <expected>OK</expected>
    </test>
    <test verify="false">
      <pattern><![CDATA[a<weak_warning descr="Repetition range replaceable by '+'">{1,}</weak_warning>]]></pattern>
      <expected>OK</expected>
    </test>
    <test verify="false">
      <pattern><![CDATA[a<weak_warning descr="Repetition range replaceable by '*'">{0,}</weak_warning>]]></pattern>
      <expected>OK</expected>
    </test>
    <test verify="false">
      <pattern><![CDATA[a<weak_warning descr="Single repetition">{1}</weak_warning>]]></pattern>
      <expected>OK</expected>
    </test>
    <test verify="false">
      <pattern><![CDATA[a<weak_warning descr="Fixed repetition range">{3,3}</weak_warning>]]></pattern>
      <expected>OK</expected>
    </test>
  </quantifiers>
  <charclasses>
    <test verify="false">
      <pattern><![CDATA[[<warning descr="Redundant character range">\w-\w</warning>]]]></pattern>
      <expected>OK</expected>
    </test>
    <test host="com.intellij.psi.impl.JavaRegExpHost">
      <pattern>\X</pattern>
      <expected>OK</expected>
    </test>
    <test>
      <pattern><![CDATA[<weak_warning descr="Redundant character escape">\-</weak_warning>[<weak_warning descr="Redundant character escape">\*</weak_warning>\-\[\]\\<weak_warning descr="Redundant character escape">\+</weak_warning>]]]></pattern>
      <expected>OK</expected>
    </test>
    <test host="com.intellij.psi.impl.JavaRegExpHost">
      <pattern>[\b]</pattern>
      <expected>ERR</expected>
    </test>
  </charclasses>

  <groups>
    <test verify="false">
      <pattern><![CDATA[<warning descr="Empty group">()</warning>]]></pattern>
      <expected>OK</expected>
    </test>
    <test verify="false">
      <pattern><![CDATA[<warning descr="Empty group">(|)</warning>]]></pattern>
      <expected>OK</expected>
    </test>
    <test verify="false">
      <pattern><![CDATA[<warning descr="Redundant group nesting">((a))</warning>]]></pattern>
      <expected>OK</expected>
    </test>
    <test host="com.intellij.psi.impl.JavaRegExpHost">
      <pattern>(?&lt;asdf&gt;[a-c])\1</pattern>
      <expected>OK</expected>
    </test>
    <test host="com.intellij.psi.impl.JavaRegExpHost">
      <pattern>(?&lt;asdf&gt;[a-c])\k&lt;asdf&gt;</pattern>
      <expected>OK</expected>
    </test>
    <test host="com.intellij.psi.impl.JavaRegExpHost">
      <pattern><![CDATA[\k<<error descr="Unresolved named group reference">adsf</error>>]]></pattern>
      <expected>OK</expected>
    </test>
    <test host="com.intellij.psi.impl.JavaRegExpHost" varify="false">
      <pattern>(?&lt;important_value1&gt;\d\d)</pattern>
      <expected>ERR</expected>
    </test>
    <test host="com.intellij.psi.impl.JavaRegExpHost" varify="false">
      <pattern>(?&lt;importantValue1&gt;\d\d)</pattern>
      <expected>OK</expected>
    </test>
  </groups>
  <escapes>
    <test verify="false">
      <pattern><![CDATA[[<warning descr="Redundant character range">a-a</warning>]]]></pattern>
      <expected>OK</expected>
    </test>
    <test verify="false">
      <pattern><![CDATA[[<error descr="Illegal character range (to < from)">\x4a-\x3f</error>]]]></pattern>
      <expected>OK</expected>
    </test>
    <test verify="false">
      <pattern><![CDATA[[<error descr="Illegal character range (to < from)">\udbff\udfff-\ud800\udc00</error>]]]></pattern>
      <expected>OK</expected>
    </test>
    <test verify="false">
      <pattern><![CDATA[[<error descr="Illegal character range (to < from)">z-a</error>]]]></pattern>
      <expected>OK</expected>
    </test>
    <test>
      <pattern><![CDATA[[\Qabc?*+.)<warning descr="Duplicate character ')' in character class">)</warning>]<warning descr="Duplicate character ']' in character class">]</warning>[<warning descr="Duplicate character ']' in character class">]</warning>\E]]]></pattern>
      <expected>OK</expected>
    </test>
    <test host="com.intellij.psi.impl.JavaRegExpHost">
      <pattern>]}</pattern>
      <expected>OK</expected>
    </test>
    <test host="com.intellij.psi.impl.JavaRegExpHost">
      <pattern><![CDATA[<weak_warning descr="Redundant character escape">\]</weak_warning><weak_warning descr="Redundant character escape">\}</weak_warning>]]></pattern>
      <expected>OK</expected>
    </test>
  </escapes>

  <namedchars>
    <test verify="false">
      <pattern>^\p{javaJavaIdentifierStart}+\p{javaJavaIdentifierPart}+$</pattern>
      <expected>ERR</expected>
    </test>
    <test host="com.intellij.psi.impl.JavaRegExpHost">
      <pattern>^\p{javaJavaIdentifierStart}+\p{javaJavaIdentifierPart}+$</pattern>
      <expected>OK</expected>
    </test>
    <test host="com.intellij.psi.impl.JavaRegExpHost">
      <pattern>\p{InArabiC}\p{IsTitleCase}\p{IsAlphabetic}\p{all}\p{IsGreeK}</pattern>
      <expected>OK</expected>
    </test>
    <test>
      <pattern><![CDATA[[:xdig<warning descr="Duplicate character 'i' in character class">i</warning>t<warning descr="Duplicate character ':' in character class">:</warning>]+]]></pattern>
      <expected>OK</expected>
    </test>
  </namedchars>
  <backrefs>
    <test verify="false">
      <pattern><![CDATA[([ab]+=<warning descr="Back reference is nested into the capturing group it refers to">\1</warning>)]]></pattern>
      <expected>OK</expected>
    </test>
  </backrefs>

  <regressions>
    <!-- caused NPE in Annotator -->
    <test>
      <pattern>(</pattern>
      <expected>ERR</expected>
    </test>
  </regressions>

  <options>
    <test host="com.intellij.psi.impl.JavaRegExpHost">
      <pattern><![CDATA[(?i<error descr="Unknown inline option flag">Z</error>m)abc]]></pattern>
      <expected>OK</expected>
    </test>
  </options>


  <bug id="IDEA-25680">
    <test verify="false">
      <pattern><![CDATA[a<weak_warning descr="Redundant character escape">\ </weak_warning>b]]></pattern>
      <expected>OK</expected>
    </test>
  </bug>
</tests>