diff --git a/asn1c/tests/data-70/data-70-11.in b/asn1c/tests/data-70/data-70-11.in
index 76bc71ff..df05dddf 100644
--- a/asn1c/tests/data-70/data-70-11.in
+++ b/asn1c/tests/data-70/data-70-11.in
@@ -1,4 +1,4 @@
-<PDU><seqOf>
+<PDU><sequenceOf>
 	<id>8</id> <id>7</id>
 	<id>6</id> <id>9</id>
-</seqOf></PDU>
+</sequenceOf></PDU>
diff --git a/asn1c/tests/data-70/data-70-18.in b/asn1c/tests/data-70/data-70-18.in
new file mode 100644
index 00000000..c9f35943
--- /dev/null
+++ b/asn1c/tests/data-70/data-70-18.in
@@ -0,0 +1,4 @@
+<PDU>
+	<extensibleSequence>
+	</extensibleSequence>
+</PDU>
diff --git a/asn1c/tests/data-70/data-70-19.in b/asn1c/tests/data-70/data-70-19.in
new file mode 100644
index 00000000..b9a2d549
--- /dev/null
+++ b/asn1c/tests/data-70/data-70-19.in
@@ -0,0 +1,5 @@
+<PDU>
+	<extensibleSequence>
+		<string>one <nul/> two</string>
+	</extensibleSequence>
+</PDU>
diff --git a/asn1c/tests/data-70/data-70-21-D.in b/asn1c/tests/data-70/data-70-21-D.in
new file mode 100644
index 00000000..b474d5ad
--- /dev/null
+++ b/asn1c/tests/data-70/data-70-21-D.in
@@ -0,0 +1,6 @@
+<PDU>
+	<extensibleSequence>
+		<string>one <nul/> two</string>
+		<extension> </another> <something></something> </extension>
+	</extensibleSequence>
+</PDU>
diff --git a/asn1c/tests/data-70/data-70-23-D.in b/asn1c/tests/data-70/data-70-23-D.in
new file mode 100644
index 00000000..05f012c8
--- /dev/null
+++ b/asn1c/tests/data-70/data-70-23-D.in
@@ -0,0 +1,9 @@
+<PDU>
+	<extensibleSequence>
+		<string></string>
+		<one></one>
+		<two> <two/> </two>
+		<extensibleSequence/>
+		<integer>234</integer>
+	</extensibleSequence>
+</PDU>
diff --git a/asn1c/tests/data-70/data-70-24-D.in b/asn1c/tests/data-70/data-70-24-D.in
new file mode 100644
index 00000000..81c686b9
--- /dev/null
+++ b/asn1c/tests/data-70/data-70-24-D.in
@@ -0,0 +1,6 @@
+<PDU>
+	<extensibleSequence>
+		<extensibleSequence/>
+		<integer>234</integer>
+	</extensibleSequence>
+</PDU>