ADDED   Tests/tkt-449885cc57.eagle
Index: Tests/tkt-449885cc57.eagle
==================================================================
--- /dev/null
+++ Tests/tkt-449885cc57.eagle
@@ -0,0 +1,82 @@
+###############################################################################
+#
+# tkt-449885cc57.eagle --
+#
+# Written by Joe Mistachkin.
+# Released to the public domain, use at your own risk!
+#
+###############################################################################
+
+package require Eagle
+package require Eagle.Library
+package require Eagle.Test
+
+runTestPrologue
+
+###############################################################################
+
+package require System.Data.SQLite.Test
+runSQLiteTestPrologue
+
+###############################################################################
+
+runTest {test tkt-449885cc57-1.1 {Data Source with unescaped "#"} -setup {
+  set savedDataDirectory [object invoke -create \
+      AppDomain CurrentDomain.GetData DataDirectory]
+
+  set directory [file join [getDatabaseDirectory] C#]
+  object invoke AppDomain CurrentDomain.SetData DataDirectory $directory
+
+  file mkdir $directory
+  set fileName [file join $directory tkt-449885cc57-1.1.db]
+
+  setupDb [appendArgs |DataDirectory| [file tail $fileName]] \
+      "" "" "" "" "" false false
+} -body {
+  sql execute $db "CREATE TABLE t1(x);"
+  sql execute $db "INSERT INTO t1 (x) VALUES(1);"
+
+  list [file exists $fileName] \
+      [sql execute -execute scalar $db "SELECT x FROM t1;"]
+} -cleanup {
+  cleanupDb $fileName db true false
+
+  file rmdir $directory; # NOTE: Should now be empty.
+  unset -nocomplain db fileName directory
+
+  catch {
+    object invoke AppDomain CurrentDomain.SetData DataDirectory \
+        [expr {[string length $savedDataDirectory] > 0 ? \
+        $savedDataDirectory : "null"}]
+  }
+
+  unset -nocomplain savedDataDirectory
+} -constraints {eagle monoBug28 command.sql compile.DATA SQLite\
+System.Data.SQLite} -result {True 1}}
+
+###############################################################################
+
+runTest {test tkt-449885cc57-1.2 {Data Source with escaped "#"} -setup {
+  file mkdir [set directory [file join [getDatabaseDirectory] C#]]
+  set fileName [file join $directory tkt-449885cc57-1.2.db]
+
+  setupDb [appendArgs file: [string map [list # %23] $fileName]] \
+      "" "" "" "" "" false true true
+} -body {
+  sql execute $db "CREATE TABLE t1(x);"
+  sql execute $db "INSERT INTO t1 (x) VALUES(1);"
+
+  list [file exists $fileName] \
+      [sql execute -execute scalar $db "SELECT x FROM t1;"]
+} -cleanup {
+  cleanupDb $fileName db true false
+
+  file rmdir $directory; # NOTE: Should now be empty.
+  unset -nocomplain db fileName directory
+} -constraints {eagle monoBug28 command.sql compile.DATA SQLite\
+System.Data.SQLite} -result {True 1}}
+
+###############################################################################
+
+runSQLiteTestEpilogue
+runTestEpilogue