R: Correct Warning Message Function

omxCheckWarning {OpenMx} | R Documentation

## Correct Warning Message Function

### Description

This function tests whether the correct warning message is thrown. Arguments ‘expression’ and ‘message’ give the expression that generates the warning and the message that is supposed to be generated, respectively.

### Usage

    omxCheckWarning(expression, message)

### Arguments

`expression` | an R expression that produces a warning
`message` | a character string with the desired warning message

### Details

note: to test for no warning, set `message = NA`.

### References

The OpenMx User's guide can be found at http://openmx.ssri.psu.edu/documentation.

### See Also

`omxCheckError` `omxCheckWithinPercentError`, `omxCheckIdentical`, `omxCheckSetEquals`, `omxCheckTrue`, `omxCheckEquals`

### Examples

    foo <- omxCheckWarning(mxFIMLObjective('cov', 'mean'), "deprecated")

    # Test for no warning
    omxCheckWarning(2+2, message = NA)

[Package OpenMx version 2.19.5 Index]