--- /dev/null
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
+import io
+import shutil
+import tempfile
+
+import arvados
+import arvados.collection as collection
+import arvados.commands.get as arv_get
+import run_test_server
+
+from arvados_testutil import redirected_streams
+
+class ArvadosGetTestCase(run_test_server.TestCaseWithServers):
+ MAIN_SERVER = {}
+ KEEP_SERVER = {}
+
+ def setUp(self):
+ super(ArvadosGetTestCase, self).setUp()
+ self.tempdir = tempfile.mkdtemp()
+ self.col_loc, self.col_pdh, self.col_manifest = self.write_test_collection()
+
+ def tearDown(self):
+ super(ArvadosGetTestCase, self).tearDown()
+ shutil.rmtree(self.tempdir)
+
+ def write_test_collection(self,
+ contents = {
+ 'foo.txt' : 'foo',
+ 'bar.txt' : 'bar',
+ 'subdir/baz.txt' : 'baz',
+ }):
+ c = collection.Collection()
+ for path, data in contents.items():
+ with c.open(path, 'w') as f:
+ f.write(data)
+ c.save_new()
+ return (c.manifest_locator(), c.portable_data_hash(), c.manifest_text())
+
+ def run_get(self, args):
+ self.stdout = io.BytesIO()
+ self.stderr = io.BytesIO()
+ return arv_get.main(args, self.stdout, self.stderr)
+
+ def test_version_argument(self):
+ err = io.BytesIO()
+ out = io.BytesIO()
+ with redirected_streams(stdout=out, stderr=err):
+ with self.assertRaises(SystemExit):
+ self.run_get(['--version'])
+ self.assertEqual(out.getvalue(), '')
+ self.assertRegexpMatches(err.getvalue(), "[0-9]+\.[0-9]+\.[0-9]+")
+
+ def test_get_single_file(self):
+ # Get the file using the collection's locator
+ r = self.run_get(["{}/subdir/baz.txt".format(self.col_loc), '-'])
+ self.assertEqual(0, r)
+ self.assertEqual('baz', self.stdout.getvalue())
+ # Then, try by PDH
+ r = self.run_get(["{}/subdir/baz.txt".format(self.col_pdh), '-'])
+ self.assertEqual(0, r)
+ self.assertEqual('baz', self.stdout.getvalue())
+
+ def test_get_multiple_files(self):
+ # Download the entire collection to the temp directory
+ r = self.run_get(["{}/".format(self.col_loc), self.tempdir])
+ self.assertEqual(0, r)
+ with open("{}/foo.txt".format(self.tempdir), "r") as f:
+ self.assertEqual("foo", f.read())
+ with open("{}/bar.txt".format(self.tempdir), "r") as f:
+ self.assertEqual("bar", f.read())
+ with open("{}/subdir/baz.txt".format(self.tempdir), "r") as f:
+ self.assertEqual("baz", f.read())
+
+ def test_get_collection_manifest(self):
+ # Get the collection manifest
+ r = self.run_get([self.col_loc, self.tempdir])
+ self.assertEqual(0, r)
+ with open("{}/{}".format(self.tempdir, self.col_loc), "r") as f:
+ self.assertEqual(self.col_manifest, f.read())
+
+ def test_invalid_collection(self):
+ # Asking for an invalid collection should generate an error.
+ r = self.run_get(['this-uuid-seems-to-be-fake', self.tempdir])
+ self.assertNotEqual(0, r)
+
+ def test_invalid_file_request(self):
+ # Asking for an inexistant file within a collection should generate an error.
+ r = self.run_get(["{}/im-not-here.txt".format(self.col_loc), self.tempdir])
+ self.assertNotEqual(0, r)
+
+ def test_invalid_destination(self):
+ # Asking to place the collection's files on a non existant directory
+ # should generate an error.
+ r = self.run_get([self.col_loc, "/fake/subdir/"])
+ self.assertNotEqual(0, r)
+
+ def test_preexistent_destination(self):
+ # Asking to place a file with the same path as a local one should
+ # generate an error and avoid overwrites.
+ with open("{}/foo.txt".format(self.tempdir), "w") as f:
+ f.write("another foo")
+ r = self.run_get(["{}/foo.txt".format(self.col_loc), self.tempdir])
+ self.assertNotEqual(0, r)
+ with open("{}/foo.txt".format(self.tempdir), "r") as f:
+ self.assertEqual("another foo", f.read())
+