bugfix: Allow legacy tests to be read after hash break (#26078)

* added a test case

Co-authored-by: Nathan Hanford <hanford1@llnl.gov>

lib/spack/spack/install_test.py

@@ -287,7 +287,10 @@ def from_file(filename):
         try:
             with open(filename, 'r') as f:
                 data = sjson.load(f)
-                return TestSuite.from_dict(data)
+                test_suite = TestSuite.from_dict(data)
+                content_hash = os.path.basename(os.path.dirname(filename))
+                test_suite._hash = content_hash
+                return test_suite
         except Exception as e:
             tty.debug(e)
             raise sjson.SpackJSONError("error parsing JSON TestSuite:", str(e))

lib/spack/spack/test/cmd/test.py

@@ -11,6 +11,7 @@
 import spack.cmd.install
 import spack.config
 import spack.package
+import spack.store
 from spack.cmd.test import has_test_method
 from spack.main import SpackCommand
 
@@ -231,3 +232,31 @@ def test_has_test_method_fails(capsys):
 
     captured = capsys.readouterr()[1]
     assert 'is not a class' in captured
+
+
+def test_hash_change(mock_test_stage, mock_packages, mock_archive, mock_fetch,
+                     install_mockery_mutable_config):
+    """Ensure output printed from pkgs is captured by output redirection."""
+    install('printing-package')
+    spack_test('run', '--alias', 'printpkg', 'printing-package')
+
+    stage_files = os.listdir(mock_test_stage)
+
+    # Grab test stage directory contents
+    testdir = os.path.join(mock_test_stage, stage_files[0])
+
+    outfile = os.path.join(testdir, 'test_suite.lock')
+    with open(outfile, 'r') as f:
+        output = f.read()
+        changed_hash = output.replace(
+            spack.store.db.query('printing-package')[0].full_hash(),
+            'fakehash492ucwhwvzhxfbmcc45x49ha')
+    with open(outfile, 'w') as f:
+        f.write(changed_hash)
+
+    # The find command should show the contents
+    find_output = spack_test('find')
+    assert 'printpkg' in find_output
+    # The results should be obtainable
+    results_output = spack_test('results')
+    assert 'PASSED' in results_output