diff --git a/tests/debugger/do_delete.cmd b/tests/debugger/do_delete.cmd
new file mode 100644
index 000000000..f9f2f0db0
--- /dev/null
+++ b/tests/debugger/do_delete.cmd
@@ -0,0 +1,10 @@
+next
+b do_delete.js:17
+b do_delete.js:21
+b do_delete.js:19
+b do_delete.js:18
+list
+delete 2
+delete 3
+list
+c
diff --git a/tests/debugger/do_delete.expected b/tests/debugger/do_delete.expected
new file mode 100644
index 000000000..786b63fbd
--- /dev/null
+++ b/tests/debugger/do_delete.expected
@@ -0,0 +1,22 @@
+Connecting to: localhost:5001
+Stopped at tests/debugger/do_delete.js:15
+(jerry-debugger) next
+Stopped at tests/debugger/do_delete.js:17
+(jerry-debugger) b do_delete.js:17
+Breakpoint 1 at tests/debugger/do_delete.js:17
+(jerry-debugger) b do_delete.js:21
+Breakpoint not found
+(jerry-debugger) b do_delete.js:19
+Breakpoint 2 at tests/debugger/do_delete.js:19
+(jerry-debugger) b do_delete.js:18
+Breakpoint 3 at tests/debugger/do_delete.js:18
+(jerry-debugger) list
+1: tests/debugger/do_delete.js:17
+2: tests/debugger/do_delete.js:19
+3: tests/debugger/do_delete.js:18
+(jerry-debugger) delete 2
+(jerry-debugger) delete 3
+(jerry-debugger) list
+1: tests/debugger/do_delete.js:17
+(jerry-debugger) c
+Connection closed.
diff --git a/tests/debugger/do_delete.js b/tests/debugger/do_delete.js
new file mode 100644
index 000000000..f4b42e8ec
--- /dev/null
+++ b/tests/debugger/do_delete.js
@@ -0,0 +1,28 @@
+// Copyright JS Foundation and other contributors, http://js.foundation
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+print("delete tests");
+
+var x = 10;
+var y = 10;
+var pi = 3.14;
+
+function delete_test(x,y) {
+	var sum = x + y;
+	return
+}
+
+delete_test(x, y);
+
+var z = 0;
diff --git a/tests/debugger/do_help.cmd b/tests/debugger/do_help.cmd
new file mode 100644
index 000000000..7906d522c
--- /dev/null
+++ b/tests/debugger/do_help.cmd
@@ -0,0 +1,2 @@
+help
+quit
diff --git a/tests/debugger/do_help.expected b/tests/debugger/do_help.expected
new file mode 100644
index 000000000..0d8ca5a1f
--- /dev/null
+++ b/tests/debugger/do_help.expected
@@ -0,0 +1,10 @@
+Connecting to: localhost:5001
+Stopped at tests/debugger/do_help.js:15
+(jerry-debugger) help
+
+Documented commands (type help <topic>):
+========================================
+b          break  c         delete  e     help  n     quit  src 
+backtrace  bt     continue  dump    eval  list  next  s     step
+
+(jerry-debugger) quit
diff --git a/tests/debugger/do_help.js b/tests/debugger/do_help.js
new file mode 100644
index 000000000..efc849fee
--- /dev/null
+++ b/tests/debugger/do_help.js
@@ -0,0 +1,15 @@
+// Copyright JS Foundation and other contributors, http://js.foundation
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+print("help tests");
diff --git a/tests/debugger/do_list.cmd b/tests/debugger/do_list.cmd
new file mode 100644
index 000000000..2dbab7589
--- /dev/null
+++ b/tests/debugger/do_list.cmd
@@ -0,0 +1,4 @@
+b do_list.js:18
+b do_list.js:19
+list
+quit
diff --git a/tests/debugger/do_list.expected b/tests/debugger/do_list.expected
new file mode 100644
index 000000000..5425332eb
--- /dev/null
+++ b/tests/debugger/do_list.expected
@@ -0,0 +1,10 @@
+Connecting to: localhost:5001
+Stopped at tests/debugger/do_list.js:15
+(jerry-debugger) b do_list.js:18
+Breakpoint 1 at tests/debugger/do_list.js:18
+(jerry-debugger) b do_list.js:19
+Breakpoint 2 at tests/debugger/do_list.js:19
+(jerry-debugger) list
+1: tests/debugger/do_list.js:18
+2: tests/debugger/do_list.js:19
+(jerry-debugger) quit
diff --git a/tests/debugger/do_list.js b/tests/debugger/do_list.js
new file mode 100644
index 000000000..2fe71980c
--- /dev/null
+++ b/tests/debugger/do_list.js
@@ -0,0 +1,20 @@
+// Copyright JS Foundation and other contributors, http://js.foundation
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+print("list tests");
+
+var x = 10;
+var y = 10;
+var pi = 3.14;
+var z = x + y;