--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/planemo/lib/python3.7/site-packages/cwltool/tests/test_js_sandbox.py	Fri Jul 31 00:18:57 2020 -0400
@@ -0,0 +1,41 @@
+import pytest
+
+from cwltool import sandboxjs
+from cwltool.utils import onWindows
+
+from .util import get_data, get_windows_safe_factory, windows_needs_docker
+
+
+node_versions = [
+    (b'v0.8.26\n', False),
+    (b'v0.10.25\n', False),
+
+    (b'v0.10.26\n', True),
+    (b'v4.4.2\n', True),
+    (b'v7.7.3\n', True)
+]
+
+@pytest.mark.parametrize('version,supported', node_versions)
+def test_node_version(version, supported, mocker):
+    mocked_subprocess = mocker.patch("cwltool.sandboxjs.subprocess")
+    mocked_subprocess.check_output = mocker.Mock(return_value=version)
+
+    assert sandboxjs.check_js_threshold_version('node') == supported
+
+@windows_needs_docker
+def test_value_from_two_concatenated_expressions():
+    factory = get_windows_safe_factory()
+    echo = factory.make(get_data("tests/wf/vf-concat.cwl"))
+    file = {"class": "File",
+            "location": get_data("tests/wf/whale.txt")}
+
+    assert echo(file1=file) == {u"out": u"a string\n"}
+
+@pytest.mark.skipif(onWindows(), reason="Caching processes for windows is not supported.")
+def test_caches_js_processes(mocker):
+    sandboxjs.exec_js_process("7", context="{}")
+
+    mocked_new_js_proc = mocker.patch("cwltool.sandboxjs.new_js_proc")
+    sandboxjs.exec_js_process("7", context="{}")
+
+    mocked_new_js_proc.assert_not_called()