On Mon, 23 Jan 2012 18:05:45 +0000, David Edmondson <dme@dme.org> wrote:
> Add a new test function to allow simpler testing of emacs
> functionality.
> 
> `test_emacs_expect_t' takes one argument - a lisp expression to
> evaluate. The test passes if the expression returns `t', otherwise it
> fails and the output is reported to the tester.
> ---
> 
> As per Dmitry:
>  - don't call `test_skip' twice,
>  - allow for a prereq.
> 

LGTM

Regards,
  Dmitry

>  test/README                  |    8 ++++++++
>  test/emacs-test-functions.sh |    9 +++++++++
>  test/notmuch-test            |    1 +
>  test/test-lib.el             |    9 +++++++++
>  test/test-lib.sh             |   29 +++++++++++++++++++++++++++++
>  5 files changed, 56 insertions(+), 0 deletions(-)
>  create mode 100755 test/emacs-test-functions.sh
> 
> diff --git a/test/README b/test/README
> index 44ff653..43656a3 100644
> --- a/test/README
> +++ b/test/README
> @@ -202,6 +202,14 @@ library for your script to use.
>     tests that may run in the same Emacs instance.  Use `let' instead
>     so the scope of the changed variables is limited to a single test.
>  
> + test_emacs_expect_t <emacs-lisp-expressions>
> +
> +  This function executes the provided emacs lisp script within
> +  emacs in a manner similar to 'test_emacs'. The expressions should
> +  return the value `t' to indicate that the test has passed. If the
> +  test does not return `t' then it is considered failed and all data
> +  returned by the test is reported to the tester.
> +
>   test_done
>  
>     Your test script must have test_done at the end.  Its purpose
> diff --git a/test/emacs-test-functions.sh b/test/emacs-test-functions.sh
> new file mode 100755
> index 0000000..0e1f9fc
> --- /dev/null
> +++ b/test/emacs-test-functions.sh
> @@ -0,0 +1,9 @@
> +#!/usr/bin/env bash
> +
> +test_description="emacs test function sanity"
> +. test-lib.sh
> +
> +test_begin_subtest "emacs test function sanity"
> +test_emacs_expect_t 't'
> +
> +test_done
> diff --git a/test/notmuch-test b/test/notmuch-test
> index 6a99ae3..d034f99 100755
> --- a/test/notmuch-test
> +++ b/test/notmuch-test
> @@ -52,6 +52,7 @@ TESTS="
>    python
>    hooks
>    argument-parsing
> +  emacs-test-functions.sh
>  "
>  TESTS=${NOTMUCH_TESTS:=$TESTS}
>  
> diff --git a/test/test-lib.el b/test/test-lib.el
> index 59c5868..96752f0 100644
> --- a/test/test-lib.el
> +++ b/test/test-lib.el
> @@ -83,3 +83,12 @@ nothing."
>  
>  (add-hook-counter 'notmuch-hello-mode-hook)
>  (add-hook-counter 'notmuch-hello-refresh-hook)
> +
> +(defmacro notmuch-test-run (&rest body)
> +  "Evaluate a BODY of test expressions and output the result."
> +  `(with-temp-buffer
> +     (let ((result (progn ,@body)))
> +       (insert (if (stringp result)
> +		   result
> +		 (prin1-to-string result)))
> +       (test-output))))
> diff --git a/test/test-lib.sh b/test/test-lib.sh
> index 82c686c..8158328 100644
> --- a/test/test-lib.sh
> +++ b/test/test-lib.sh
> @@ -503,6 +503,35 @@ test_expect_equal_file ()
>      fi
>  }
>  
> +test_emacs_expect_t () {
> +	test "$#" = 2 && { prereq=$1; shift; } || prereq=
> +	test "$#" = 1 ||
> +	error "bug in the test script: not 1 or 2 parameters to test_emacs_expect_t"
> +
> +	# Run the test.
> +	if ! test_skip "$test_subtest_name"
> +	then
> +		test_emacs "(notmuch-test-run $1)" >/dev/null
> +
> +		# Restore state after the test.
> +		exec 1>&6 2>&7		# Restore stdout and stderr
> +		inside_subtest=
> +
> +		# Report success/failure.
> +		result=$(cat OUTPUT)
> +		if [ "$result" = t ]
> +		then
> +			test_ok_ "$test_subtest_name"
> +		else
> +			test_failure_ "$test_subtest_name" "${result}"
> +		fi
> +	else
> +		# Restore state after the (non) test.
> +		exec 1>&6 2>&7		# Restore stdout and stderr
> +		inside_subtest=
> +	fi
> +}
> +
>  NOTMUCH_NEW ()
>  {
>      notmuch new | grep -v -E -e '^Processed [0-9]*( total)? file|Found [0-9]* total file'
> -- 
> 1.7.8.3
> 
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