1 files changed, 52 insertions, 4 deletions

diff --git a/testsuite/run_tests b/testsuite/run_tests
index c559814..57364b3 100755
--- a/testsuite/run_tests
+++ b/testsuite/run_tests
@@ -17,40 +17,88 @@
 
 set -e
 
+# Get the command line parameters.
 outer_srcdir="$1"
 outer_builddir="$2"
 
+# Initialize counters.
 passed=0
 failed=0
 
+# The testcases should use their own build directories, not the one of the Make
+# process that invoked the testsuite.
 Comfignat_overriding_absolute_builddir=
 Comfignat_overriding_absolute_objdir=
 Comfignat_overriding_absolute_stagedir=
 
 # variables that the testcases need:
-export library srcdir builddir relative_builddir
+export library            # absolute pathname of function library
+export file_list          # absolute pathname of list of expected files
+export srcdir             # testcase's source directory relative to testrundir
+export builddir           # testcase's build directory relative to testrundir
+export relative_builddir  # testcase's build directory relative to srcdir
 
 # function library for the testcases:
 library="${outer_srcdir}"/testsuite/library
 
+# Clean out any old test results.
 rm -Rf "${outer_builddir}"/testruns
 
 for source_directory in "${outer_srcdir}"/testsuite/sources/* ; do
    for location_file in "${outer_srcdir}"/testsuite/locations/* ; do
       for input_script in "${outer_srcdir}"/testsuite/inputs/* ; do
+
+         # Compose the name of the combined test case.
          test_name=$(basename "${source_directory}")+$(basename "${location_file}")+$(basename "${input_script}")
          testrundir="${outer_builddir}"/testruns/"${test_name}"
+         file_list="${testrundir}"/files.expected
          mkdir -p "${testrundir}"
          cd "${testrundir}"
+
+         # Get the source and build directory names.
          . "${location_file}"
-         mkdir -p "${srcdir}" "${builddir}"
+         mkdir -p "${srcdir}"
+         if [ "${relative_builddir}" != . ] ; then
+            echo "${builddir}" >>files.expected
+         fi
+
+         # Populate the source directory.
          cp -RHp "${source_directory}"/* "${srcdir}"
          cp -p "${outer_srcdir}"/comfignat.* "${srcdir}"
+         find "${srcdir}" >>files.expected
+
+         # Run the test.
          if sh -e "${input_script}" >output 2>&1 ; then
-            verdict=PASSED
-            passed=$((passed + 1))
+
+            # Check that the expected files and no others are present.
+            LC_COLLATE=C sort -o files.expected files.expected
+            if find "${srcdir}" "${builddir}" | LC_COLLATE=C sort | diff files.expected - >files.diff ; then
+
+               # Check that the source files haven't been mangled.
+               cd "${source_directory}"
+               find . -type f ! -exec cmp -s "{}" "${testrundir}/${srcdir}/{}" \; -print >> "${testrundir}"/changed_sources
+               cd "${outer_srcdir}"
+               for file in comfignat.* ; do
+                  if ! cmp -s ${file} "${testrundir}/${srcdir}/${file}" ; then
+                     echo ${file} >> "${testrundir}"/changed_sources
+                  fi
+               done
+               if [ -s "${testrundir}"/changed_sources ] ; then
+                  verdict=FAILED
+               else
+                  verdict=PASSED
+               fi
+            else
+               verdict=FAILED
+            fi
          else
+            # The test returned an error code.
             verdict=FAILED
+         fi
+
+         if [ ${verdict} = PASSED ] ; then
+            passed=$((passed + 1))
+         else
             failed=$((failed + 1))
          fi
          echo "${test_name}: ${verdict}"