hilaryRope commented on code in PR #38099:
URL: https://github.com/apache/beam/pull/38099#discussion_r3054428888
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sdks/go/pkg/beam/io/filesystem/gcs/gcs_test.go:
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@@ -271,6 +271,124 @@ func TestGCS_copy(t *testing.T) {
}
}
+func TestGlobToRegex(t *testing.T) {
+ tests := []struct {
+ pattern string
+ name string
+ want bool
+ }{
+ // Single * should NOT match / in object names
+ {"*.txt", "file.txt", true},
+ {"*.txt", "dir/file.txt", false},
+ {"prefix*", "prefix123", true},
+ {"prefix*", "prefix/subdir", false},
+
+ // ** should match any characters including /
+ {"**", "file.txt", true},
+ {"**", "dir/file.txt", true},
+ {"**", "dir/subdir/file.txt", true},
+ {"prefix/**", "prefix/file.txt", true},
+ {"prefix/**", "prefix/subdir/file.txt", true},
+ {"**/file.txt", "file.txt", true},
+ {"**/file.txt", "dir/file.txt", true},
+ {"**/file.txt", "dir/subdir/file.txt", true},
+
+ // Mixed patterns
+ {"dir/*.txt", "dir/file.txt", true},
+ {"dir/*.txt", "dir/subdir/file.txt", false},
+ {"dir/**/*.txt", "dir/file.txt", true},
+ {"dir/**/*.txt", "dir/subdir/file.txt", true},
+ {"dir/**/file.txt", "dir/file.txt", true},
+ {"dir/**/file.txt", "dir/a/b/c/file.txt", true},
+
+ // ? should match any single character including /
+ {"file?.txt", "file1.txt", true},
+ {"file?.txt", "file12.txt", false},
+
+ // Character classes
+ {"file[0-9].txt", "file1.txt", true},
+ {"file[0-9].txt", "filea.txt", false},
+ {"file[!0-9].txt", "filea.txt", true},
Review Comment:
Done. Added `{"file?.txt", "file/.txt", false}`, // ? should not cross /
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