refactoring: fix test_main on mac (#5570)

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Co-authored-by: a <1@1.1>
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

tests/test_main.py

@@ -6,6 +6,7 @@ import os
 import os.path
 import sys
 from contextlib import contextmanager
+from pathlib import Path
 
 import pytest
 
@@ -353,7 +354,9 @@ def test_force_interactive_custom_rc_with_script(shell, tmpdir, monkeypatch, xes
     monkeypatch.setitem(os.environ, "XONSH_CACHE_SCRIPTS", "False")
     f = tmpdir.join("wakkawakka")
     f.write("print('hi')")
-    args = xonsh.main.premain(["-i", "--rc", f.strpath, "tests/sample.xsh"])
+    args = xonsh.main.premain(
+        ["-i", "--rc", f.strpath, str(Path(__file__).parent / "sample.xsh")]
+    )
     assert args.mode == XonshMode.interactive
     assert f.strpath in xession.rc_files
 
@@ -364,7 +367,9 @@ def test_force_interactive_custom_rc_with_script_and_no_rc(
     monkeypatch.setitem(os.environ, "XONSH_CACHE_SCRIPTS", "False")
     f = tmpdir.join("wakkawakka")
     f.write("print('hi')")
-    args = xonsh.main.premain(["-i", "--no-rc", "--rc", f.strpath, "tests/sample.xsh"])
+    args = xonsh.main.premain(
+        ["-i", "--no-rc", "--rc", f.strpath, str(Path(__file__).parent / "sample.xsh")]
+    )
     assert args.mode == XonshMode.interactive
     assert len(xession.rc_files) == 0
 
@@ -375,7 +380,9 @@ def test_custom_rc_with_script(shell, tmpdir, xession):
     """
     f = tmpdir.join("wakkawakka")
     f.write("print('hi')")
-    args = xonsh.main.premain(["--rc", f.strpath, "tests/sample.xsh"])
+    args = xonsh.main.premain(
+        ["--rc", f.strpath, str(Path(__file__).parent / "sample.xsh")]
+    )
     assert not (args.mode == XonshMode.interactive)
     assert f.strpath in xession.rc_files
 
@@ -386,7 +393,9 @@ def test_custom_rc_with_script_and_no_rc(shell, tmpdir, xession):
     """
     f = tmpdir.join("wakkawakka")
     f.write("print('hi')")
-    args = xonsh.main.premain(["--no-rc", "--rc", f.strpath, "tests/sample.xsh"])
+    args = xonsh.main.premain(
+        ["--no-rc", "--rc", f.strpath, str(Path(__file__).parent / "sample.xsh")]
+    )
     assert not (args.mode == XonshMode.interactive)
     assert len(xession.rc_files) == 0
 

xonsh/history/main.py

@@ -103,9 +103,17 @@ def _xh_bash_hist_parser(location=None, **kwargs):
             os.path.join("~", ".bash_history"),
         )
     if location:
-        with open(location, errors="backslashreplace") as bash_hist:
-            for ind, line in enumerate(bash_hist):
-                yield {"inp": line.rstrip(), "ts": 0.0, "ind": ind}
+        try:
+            with open(location, errors="backslashreplace") as bash_hist:
+                for ind, line in enumerate(bash_hist):
+                    yield {"inp": line.rstrip(), "ts": 0.0, "ind": ind}
+        except PermissionError:
+            print(f"Bash history permission error in {location!r}", file=sys.stderr)
+            yield {
+                "inp": f"# Bash history permission error in {location!r}",
+                "ts": 0.0,
+                "ind": 0,
+            }
     else:
         print("No bash history file", file=sys.stderr)