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$TestFileName
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$TestFileName

[Experimental]

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gives the absolute file name of the currently executing test file.

Details

Examples

Basic Examples  (3)Summary of the most common use cases

During interactive input, $TestFileName is "":

In[1]:=1
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https://wolfram.com/xid/0bh2xx9glep752-jrcpoa
Out[1]=1

This test file prints $TestFileName when it is executed:

In[1]:=1
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https://wolfram.com/xid/0bh2xx9glep752-pre11o

Execute the test file with TestReport:

In[2]:=2
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https://wolfram.com/xid/0bh2xx9glep752-bxmo1l
Out[2]=2

After the TestReport is complete, $TestFileName is "" again:

In[3]:=3
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https://wolfram.com/xid/0bh2xx9glep752-gyqgve
Out[3]=3

Open an example test notebook:

In[1]:=1
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https://wolfram.com/xid/0bh2xx9glep752-bebmdd
Out[1]=1

Run the test report on the notebook:

In[2]:=2
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https://wolfram.com/xid/0bh2xx9glep752-dqnw5g
Out[2]=2

Get the test that tests $TestFileName:

In[3]:=3
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https://wolfram.com/xid/0bh2xx9glep752-fzd6wc
Out[3]=3

Show the input, expected output and actual output for the test result:

In[4]:=4
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https://wolfram.com/xid/0bh2xx9glep752-evnbxp
Out[4]=4
Wolfram Research (2019), $TestFileName, Wolfram Language function, https://reference.wolfram.com/language/ref/$TestFileName.html.
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Wolfram Research (2019), $TestFileName, Wolfram Language function, https://reference.wolfram.com/language/ref/$TestFileName.html.

Text

Wolfram Research (2019), $TestFileName, Wolfram Language function, https://reference.wolfram.com/language/ref/$TestFileName.html.

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Wolfram Research (2019), $TestFileName, Wolfram Language function, https://reference.wolfram.com/language/ref/$TestFileName.html.

CMS

Wolfram Language. 2019. "$TestFileName." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/$TestFileName.html.

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Wolfram Language. 2019. "$TestFileName." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/$TestFileName.html.

APA

Wolfram Language. (2019). $TestFileName. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/$TestFileName.html

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Wolfram Language. (2019). $TestFileName. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/$TestFileName.html

BibTeX

@misc{reference.wolfram_2025_$testfilename, author="Wolfram Research", title="{$TestFileName}", year="2019", howpublished="\url{https://reference.wolfram.com/language/ref/$TestFileName.html}", note=[Accessed: 21-June-2025 ]}

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@misc{reference.wolfram_2025_$testfilename, author="Wolfram Research", title="{$TestFileName}", year="2019", howpublished="\url{https://reference.wolfram.com/language/ref/$TestFileName.html}", note=[Accessed: 21-June-2025 ]}

BibLaTeX

@online{reference.wolfram_2025_$testfilename, organization={Wolfram Research}, title={$TestFileName}, year={2019}, url={https://reference.wolfram.com/language/ref/$TestFileName.html}, note=[Accessed: 21-June-2025 ]}

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@online{reference.wolfram_2025_$testfilename, organization={Wolfram Research}, title={$TestFileName}, year={2019}, url={https://reference.wolfram.com/language/ref/$TestFileName.html}, note=[Accessed: 21-June-2025 ]}