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a29d465ee8
Summary: With Facebook having been renamed Meta Platforms, we need to change the license headers. Reviewed By: fanzeyi Differential Revision: D33407812 fbshipit-source-id: b11bfbbf13a48873f0cea75f212cc7b07a68fb2e
99 lines
3.9 KiB
Python
99 lines
3.9 KiB
Python
#!/usr/bin/env python3
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# Copyright (c) Meta Platforms, Inc. and affiliates.
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#
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# This software may be used and distributed according to the terms of the
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# GNU General Public License version 2.
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import errno
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import sys
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from eden.integration.hg.lib.hg_extension_test_base import EdenHgTestCase, hg_test
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from eden.integration.lib import hgrepo
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# This test is primarily exercising FUSE filesystem behavior.
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# We don't care too much about the mercurial configuration, so only run this
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# test with the TreeOnly configuration, rather than running it with
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# multiple configurations.
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@hg_test
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# pyre-ignore[13]: T62487924
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class NegativeCachingTest(EdenHgTestCase):
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commit1: str
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commit2: str
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commit3: str
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def populate_backing_repo(self, repo: hgrepo.HgRepository) -> None:
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repo.write_file("src/main.c", "hello world\n")
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repo.write_file("src/hello.c", "hello2\n")
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repo.write_file("src/test/test.c", "test\n")
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repo.write_file("src/foo/bar.txt", "bar")
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self.commit1 = repo.commit("Initial commit.")
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repo.hg("rm", "src/test/test.c")
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self.commit2 = repo.commit("Remove src/hello.c")
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repo.hg("rm", "src/hello.c")
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self.commit3 = repo.commit("Remove src/hello.c")
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def assert_enoent(self, path: str) -> None:
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with self.assertRaises(EnvironmentError) as errmgr:
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self.read_file("path")
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self.assertEqual(errmgr.exception.errno, errno.ENOENT)
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def test_file(self) -> None:
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# Turn on the strace log category just so we can confirm in the logs
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# that read 2 below does not trigger another lookup() call
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# (TODO: it would be nice if we had a better programmatic way to
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# confirm this.)
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self.eden.set_log_level("eden.strace", "DBG7")
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print("=== read 1 (enoent)", file=sys.stderr)
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self.assertEqual("hello world\n", self.read_file("src/main.c"))
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self.assert_enoent("src/hello.c")
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print("=== read 2 (enoent)", file=sys.stderr)
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self.assert_enoent("src/hello.c")
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# Check out commit2, where src/hello.c exists
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self.eden.set_log_level("eden.strace", "ERR")
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print("=== checkout", file=sys.stderr)
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self.repo.update(self.commit2)
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self.eden.set_log_level("eden.strace", "DBG7")
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# Make sure we can successfully read src/hello.c after the checkout
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print("=== read 3", file=sys.stderr)
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self.assertEqual("hello2\n", self.read_file("src/hello.c"))
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print("=== read 4", file=sys.stderr)
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self.assertEqual("hello2\n", self.read_file("src/hello.c"))
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self.eden.set_log_level("eden.strace", "ERR")
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def test_directory(self) -> None:
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self.eden.set_log_level("eden.strace", "DBG7")
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print("=== read 1 (enoent)", file=sys.stderr)
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self.assertEqual("hello world\n", self.read_file("src/main.c"))
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self.assert_enoent("src/hello.c")
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self.assert_enoent("src/test/test.c")
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self.assert_enoent("src/test")
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print("=== read 2 (enoent)", file=sys.stderr)
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self.assert_enoent("src/hello.c")
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self.assert_enoent("src/test/test.c")
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self.assert_enoent("src/test")
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# Check out commit1, where src/test/test.c exists
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self.eden.set_log_level("eden.strace", "ERR")
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print("=== checkout", file=sys.stderr)
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self.repo.update(self.commit1)
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self.eden.set_log_level("eden.strace", "DBG7")
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# Make sure we can successfully read src/test/test.c and src/hello.c
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# after the checkout
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print("=== read 3", file=sys.stderr)
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self.assertEqual("test\n", self.read_file("src/test/test.c"))
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self.assertEqual("hello2\n", self.read_file("src/hello.c"))
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print("=== read 4", file=sys.stderr)
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self.assertEqual("test\n", self.read_file("src/test/test.c"))
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self.assertEqual("hello2\n", self.read_file("src/hello.c"))
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self.eden.set_log_level("eden.strace", "ERR")
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