1 files changed, 78 insertions, 0 deletions
diff --git a/test/t/test_umount.py b/test/t/test_umount.py
index dd4ae0b5..2baf0dac 100644
--- a/test/t/test_umount.py
+++ b/test/t/test_umount.py
@@ -1,7 +1,85 @@
 import pytest
 
+from conftest import assert_bash_exec
+
 
 class TestUmount:
+    @pytest.fixture(scope="class")
+    def dummy_mnt(self, request, bash):
+        """
+        umount completion from fstab can't be tested directly because it
+        (correctly) uses absolute paths. So we create a custom completion which
+        reads from a file in our text fixture instead.
+        """
+        assert_bash_exec(bash, "unset COMPREPLY cur; unset -f _mnt_completion")
+        assert_bash_exec(
+            bash,
+            "_mnt_completion() { "
+            "local cur=$(_get_cword); "
+            "_linux_fstab $(_get_pword) < mount/test-fstab; "
+            "} && complete -F _mnt_completion _mnt",
+        )
+        request.addfinalizer(
+            lambda: assert_bash_exec(
+                bash, "complete -r _mnt; unset -f _mnt_completion"
+            )
+        )
+
     @pytest.mark.complete("umount ")
     def test_1(self, completion):
         assert completion
+
+    @pytest.mark.complete("_mnt /mnt/nice-test-p")
+    def test_mnt_basic(self, completion, dummy_mnt):
+        assert completion == "ath"
+
+    # Note in tests below that return only one result, that the result
+    # is shell unescaped due to how assert_complete handles the
+    # "one result on same line case".
+
+    @pytest.mark.complete(r"_mnt /mnt/nice\ test-p")
+    def test_mnt_space(self, completion, dummy_mnt):
+        assert completion == r"ath"
+
+    @pytest.mark.complete(r"_mnt /mnt/nice\$test-p")
+    def test_mnt_dollar(self, completion, dummy_mnt):
+        assert completion == "ath"
+
+    @pytest.mark.complete(r"_mnt /mnt/nice\ test\\p")
+    def test_mnt_backslash(self, completion, dummy_mnt):
+        assert completion == "ath"
+
+    @pytest.mark.complete(r"_mnt /mnt/nice\ ")
+    def test_mnt_after_space(self, completion, dummy_mnt):
+        assert completion == sorted(
+            (r"/mnt/nice\ test\\path", r"/mnt/nice\ test-path")
+        )
+
+    @pytest.mark.complete(r"_mnt /mnt/nice\$")
+    def test_mnt_at_dollar(self, completion, dummy_mnt):
+        assert completion == "test-path"
+
+    @pytest.mark.complete(r"_mnt /mnt/nice\'")
+    def test_mnt_at_quote(self, completion, dummy_mnt):
+        assert completion == "test-path"
+
+    @pytest.mark.complete("_mnt /mnt/other")
+    def test_mnt_other(self, completion, dummy_mnt):
+        assert completion == r"\'test\ path"
+
+    @pytest.mark.complete("_mnt -L Ubu")
+    def test_mnt_label_space(self, completion, dummy_mnt):
+        assert completion == r"ntu\ Karmic"
+
+    @pytest.mark.complete("_mnt -L Deb")
+    def test_mnt_label_quote(self, completion, dummy_mnt):
+        assert completion == r"ian-it\'s\ awesome"
+
+    def test_linux_fstab_unescape(self, bash):
+        assert_bash_exec(bash, r"var=one\'two\\040three\\")
+        assert_bash_exec(bash, "__linux_fstab_unescape var")
+        output = assert_bash_exec(
+            bash, r'printf "%s\n" "$var"', want_output=True
+        )
+        assert output.strip() == "one'two three\\"
+        assert_bash_exec(bash, "unset var")