diff --git a/data/csv/csv_custom_escape.csv b/data/csv/csv_custom_escape.csv
new file mode 100644
index 0000000..331a1e6
--- /dev/null
+++ b/data/csv/csv_custom_escape.csv
@@ -0,0 +1,11 @@
+c1,c2
+"id0","value\"0"
+"id1","value\"1"
+"id2","value\"2"
+"id3","value\"3"
+"id4","value\"4"
+"id5","value\"5"
+"id6","value\"6"
+"id7","value\"7"
+"id8","value\"8"
+"id9","value\"9"
diff --git a/data/csv/csv_custom_quote.csv b/data/csv/csv_custom_quote.csv
new file mode 100644
index 0000000..d814884
--- /dev/null
+++ b/data/csv/csv_custom_quote.csv
@@ -0,0 +1,11 @@
+c1,c2
+~id0~,~value0~
+~id1~,~value1~
+~id2~,~value2~
+~id3~,~value3~
+~id4~,~value4~
+~id5~,~value5~
+~id6~,~value6~
+~id7~,~value7~
+~id8~,~value8~
+~id9~,~value9~