testsuite: add t2619-job-shell-hwloc.t

Problem: There are no tests of the job shell hwloc plugin.

Add some simple tests of -o hwloc.xmlfile in t2619-job-shell-hwloc.t.

Author: grondo

t/Makefile.am

@@ -207,6 +207,7 @@ TESTSCRIPTS = \
 	t2616-job-shell-taskmap.t \
 	t2617-job-shell-stage-in.t \
 	t2618-job-shell-signal.t \
+	t2619-job-shell-hwloc.t \
 	t2710-python-cli-submit.t \
 	t2711-python-cli-run.t \
 	t2713-python-cli-bulksubmit.t \

t/t2619-job-shell-hwloc.t

@@ -0,0 +1,32 @@
+#!/bin/sh
+#
+test_description='Test flux-shell hwloc.xmlfile'
+
+. `dirname $0`/sharness.sh
+
+test_under_flux 2 job
+unset HWLOC_XMLFILE
+unset FLUX_HWLOC_XMLFILE
+
+test_expect_success 'shell: HWLOC_XMLFILE is not set for normal jobs' '
+	test_must_fail flux run printenv HWLOC_XMLFILE
+'
+test_expect_success 'shell: -o hwloc.xmlfile sets HWLOC_XMLFILE' '
+	flux run -o hwloc.xmlfile printenv HWLOC_XMLFILE
+'
+command -v hwloc-info >/dev/null && test_set_prereq HWLOC_INFO
+test_expect_success HWLOC_INFO 'shell: -o hwloc.xmlfile HWLOC_XMLFILE is valid' '
+	flux run -o hwloc.xmlfile sh -c "hwloc-info --input \$HWLOC_XMLFILE"
+'
+test_expect_success 'shell: -o hwloc.xmlfile sets HWLOC_XMLFILE per node' '
+	flux run -N2 --label-io -o hwloc.xmlfile printenv HWLOC_XMLFILE \
+		> xmlfile.out &&
+	test_debug "cat xmlfile.out" &&
+	sed -n "s/^0://p" xmlfile.out >path.0 &&
+	sed -n "s/^1://p" xmlfile.out >path.1 &&
+	test_must_fail test_cmp path.0 path.1
+'
+test_expect_success 'shell: bad hwloc.xmlfile value is an error' '
+	test_must_fail flux run -o hwloc.xmlfile=foo printenv HWLOC_XMLFILE
+'
+test_done