diff --git a/selftest/Makefile b/selftest/Makefile
index fb8618c..53d882c 100644
--- a/selftest/Makefile
+++ b/selftest/Makefile
@@ -12,6 +12,7 @@
 clean:
 	@find . -name "*__pycache__" -type d -print0 | xargs -0 rm -rvf
 	@find . -name "*test_work" -type d -print0 | xargs -0 rm -rvf
+	@rm -rfv ./trial_test/run_label/inst
 	@rm -fv ./set_pythonpath
 
 # vim: noexpandtab tabstop=8 shiftwidth=8
diff --git a/selftest/trial_test/run_label/checksums.md5 b/selftest/trial_test/run_label/checksums.md5
new file mode 100644
index 0000000..a162c56
--- /dev/null
+++ b/selftest/trial_test/run_label/checksums.md5
@@ -0,0 +1,2 @@
+b13c9c94d41c45caaa08ad9ad3ee0f11  sample.tar.gz
+430ec62329747b5f15fe6e2cb141b909  foobar/sample.tar.gz
diff --git a/selftest/trial_test/run_label/foobar/sample.tar.gz b/selftest/trial_test/run_label/foobar/sample.tar.gz
new file mode 100644
index 0000000..2c1b029
--- /dev/null
+++ b/selftest/trial_test/run_label/foobar/sample.tar.gz
Binary files differ
diff --git a/selftest/trial_test/run_label/sample.tar.gz b/selftest/trial_test/run_label/sample.tar.gz
new file mode 100644
index 0000000..3932964
--- /dev/null
+++ b/selftest/trial_test/run_label/sample.tar.gz
Binary files differ
diff --git a/selftest/trial_test/trial_test.ok b/selftest/trial_test/trial_test.ok
index 8c6a567..75bd1a7 100644
--- a/selftest/trial_test/trial_test.ok
+++ b/selftest/trial_test/trial_test.ok
@@ -14,3 +14,12 @@
 ok, got RuntimeError: Checksum mismatch for '[PATH]/trial_test/invalid_checksum/file2' vs. '[PATH]/trial_test/invalid_checksum/checksums.md5' line 2
 - detect missing file
 ok, got RuntimeError: File listed in checksums file but missing in trials dir: '[PATH]/trial_test/missing_file/file2' vs. '[PATH]/trial_test/missing_file/checksums.md5' line 2
+- Verify trials based on run_label
+tst run_label: DBG: has bin_tar {bin_name='sample', matches=['sample.tar.gz'], run_label='foobar'}
+inst: [PATH]/trial_test/run_label/inst/foobar/sample
+content file2: subhello
+
+tst run_label: DBG: has bin_tar {bin_name='sample', matches=['sample.tar.gz'], run_label=''}
+inst: [PATH]/trial_test/run_label/inst/sample
+content file1: hello
+
diff --git a/selftest/trial_test/trial_test.ok.ign b/selftest/trial_test/trial_test.ok.ign
index 1a969de..46c3943 100644
--- a/selftest/trial_test/trial_test.ok.ign
+++ b/selftest/trial_test/trial_test.ok.ign
@@ -1,3 +1,3 @@
 /tmp/[^/]*	[TMP]
 ....-..-.._..-..-..	[TIMESTAMP]
-'[^']*/trial_test	'[PATH]/trial_test
+/[^ ]*/trial_test/	[PATH]/trial_test/
diff --git a/selftest/trial_test/trial_test.py b/selftest/trial_test/trial_test.py
index a99428a..cf91a85 100755
--- a/selftest/trial_test/trial_test.py
+++ b/selftest/trial_test/trial_test.py
@@ -1,8 +1,10 @@
 #!/usr/bin/env python3
 
-import time
 import _prep
+
+import time
 import os
+
 from osmo_gsm_tester.core import util
 from osmo_gsm_tester.core.trial import Trial
 
@@ -46,4 +48,17 @@
 except RuntimeError as e:
     print('ok, got RuntimeError: %s' % str(e))
 
+print('- Verify trials based on run_label')
+d = util.Dir('trial_test')
+t = Trial(d.child('run_label'))
+t.verify()
+inst = util.Dir(t.get_inst('sample', 'foobar'))
+print('inst: ' + str(inst))
+with open(inst.child('file2'), 'r') as f:
+    print('content file2: %s' % f.read())
+inst = util.Dir( t.get_inst('sample'))
+print('inst: ' + str(inst))
+with open(inst.child('file1'), 'r') as f:
+    print('content file1: %s' % f.read())
+
 # vim: expandtab tabstop=4 shiftwidth=4