How to use

ReplaceFunction

in

org.kie.dmn.feel.runtime.functions

@Test
public void invokeNull() {
  FunctionTestUtil.assertResultError(replaceFunction.invoke(null, null, null), InvalidParametersEvent.class);
  FunctionTestUtil.assertResultError(replaceFunction.invoke("testString", null, null), InvalidParametersEvent.class);
  FunctionTestUtil.assertResultError(replaceFunction.invoke("testString", "test", null), InvalidParametersEvent.class);
  FunctionTestUtil.assertResultError(replaceFunction.invoke(null, "test", null), InvalidParametersEvent.class);
  FunctionTestUtil.assertResultError(replaceFunction.invoke(null, "test", "ttt"), InvalidParametersEvent.class);
  FunctionTestUtil.assertResultError(replaceFunction.invoke(null, null, "ttt"), InvalidParametersEvent.class);
}

@Before
public void setUp() {
  replaceFunction = new ReplaceFunction();
}

public FEELFnResult<Object> invoke(@ParameterName("input") String input, @ParameterName("pattern") String pattern,
                  @ParameterName( "replacement" ) String replacement ) {
  return invoke(input, pattern, replacement, null);
}

@Test
public void invokeNullWithFlags() {
  FunctionTestUtil.assertResultError(replaceFunction.invoke(null, null, null, null), InvalidParametersEvent.class);
  FunctionTestUtil.assertResultError(replaceFunction.invoke("testString", null, null, null), InvalidParametersEvent.class);
  FunctionTestUtil.assertResultError(replaceFunction.invoke("testString", "test", null, null), InvalidParametersEvent.class);
  FunctionTestUtil.assertResultError(replaceFunction.invoke(null, "test", null, null), InvalidParametersEvent.class);
  FunctionTestUtil.assertResultError(replaceFunction.invoke(null, "test", "ttt", null), InvalidParametersEvent.class);
  FunctionTestUtil.assertResultError(replaceFunction.invoke(null, null, "ttt", null), InvalidParametersEvent.class);
  FunctionTestUtil.assertResultError(replaceFunction.invoke(null, null, null, "s"), InvalidParametersEvent.class);
  FunctionTestUtil.assertResultError(replaceFunction.invoke("testString", null, null, "s"), InvalidParametersEvent.class);
  FunctionTestUtil.assertResultError(replaceFunction.invoke("testString", "test", null, "s"), InvalidParametersEvent.class);
  FunctionTestUtil.assertResultError(replaceFunction.invoke(null, "test", null, "s"), InvalidParametersEvent.class);
  FunctionTestUtil.assertResultError(replaceFunction.invoke(null, "test", "ttt", "s"), InvalidParametersEvent.class);
  FunctionTestUtil.assertResultError(replaceFunction.invoke(null, null, "ttt", "s"), InvalidParametersEvent.class);
}

@Test
public void invokeWithoutFlagsPatternMatches() {
  FunctionTestUtil.assertResult(replaceFunction.invoke("testString", "^test", "ttt"), "tttString");
  FunctionTestUtil.assertResult(replaceFunction.invoke("testStringtest", "^test", "ttt"), "tttStringtest");
}

@Test
public void invokeWithoutFlagsPatternNotMatches() {
  FunctionTestUtil.assertResult(replaceFunction.invoke("testString", "ttest", "ttt"), "testString");
  FunctionTestUtil.assertResult(replaceFunction.invoke("testString", "$test", "ttt"), "testString");
}

  @Test
  public void invokeWithAllFlags() {
    FunctionTestUtil.assertResult(replaceFunction.invoke("fo\nbar", "O.^b", "ttt", "smi"), "ftttar");
  }
}

@Test
public void invokeWithFlagDotAll() {
  FunctionTestUtil.assertResult(replaceFunction.invoke("fo\nbar", "o.b", "ttt", "s"), "ftttar");
}

@Test
public void invokeWithFlagMultiline() {
  FunctionTestUtil.assertResult(replaceFunction.invoke("foo\nbar", "^b", "ttt", "m"), "foo\ntttar");
}

@Test
public void invokeWithFlagCaseInsensitive() {
  FunctionTestUtil.assertResult(replaceFunction.invoke("foobar", "^fOO", "ttt", "i"), "tttbar");
}