diff --git a/test/DictT.vhd b/test/DictT.vhd
index 51ddf94..0195083 100644
--- a/test/DictT.vhd
+++ b/test/DictT.vhd
@@ -47,6 +47,7 @@ begin
     variable v_input  : std_logic_vector(7 downto 0);
     variable v_output : std_logic_vector(7 downto 0);
     variable v_scoreboard : t_scoreboard(0 to 256);
+    variable v_error      : boolean;
   begin
     v_random.InitSeed(v_random'instance_name);
 
@@ -56,7 +57,7 @@ begin
       severity failure;
 
     -- fill dictionary and check count
-    report "INFO: Test : Fill dictionary";
+    report "INFO: Test 0: Fill dictionary";
     for i in 0 to 255 loop
       v_input := v_random.RandSlv(8);
       sv_dict.set(integer'image(i), v_input);
@@ -68,15 +69,70 @@ begin
     report "INFO: Test successful";
 
     -- read all entries and check for correct data
-    report "INFO: Test : Read dictionary";
+    report "INFO: Test 1: Read dictionary";
     for i in 0 to 255 loop
-      sv_dict.get(integer'image(i), v_output);
+      sv_dict.get(integer'image(i), v_output, v_error);
       assert v_output = v_scoreboard(i)
         report "ERROR: Got 0x" & to_hstring(v_output) & ", expected 0x" & to_hstring(v_scoreboard(i))
         severity failure;
     end loop;
     report "INFO: Test successful";
 
+    -- overwrite a key/value pair
+    report "INFO: Test 2: Overwrite a entry";
+    v_input := v_random.RandSlv(8);
+    sv_dict.set("128", v_input);
+    v_scoreboard(128) := v_input;
+    sv_dict.get("128", v_output, v_error);
+    assert v_output = v_scoreboard(128)
+      report "ERROR: Got 0x" & to_hstring(v_output) & ", expected 0x" & to_hstring(v_scoreboard(128))
+      severity failure;
+    report "INFO: Test successful";
+
+    -- overwrite a key/value pair
+    report "INFO: Test 3: Check hasKey() method";
+    for i in 0 to 255 loop
+      assert sv_dict.hasKey(integer'image(i))
+        report "ERROR: Key" & integer'image(i) & " should exist in dictionary"
+        severity failure;
+    end loop;
+    assert not(sv_dict.hasKey("AFFE"))
+      report "ERROR: Key AFFE shouldn't exist in dictionary"
+      severity failure;
+    report "INFO: Test successful";
+
+    -- Remove key/value pair from head of dictionary
+    report "INFO: Test 4: Removing entry from head of dictionary";
+    sv_dict.del("255", v_error);
+    assert not(sv_dict.hasKey("255"))
+      report "ERROR: Key 255 shouldn't exist in dictionary"
+      severity failure;
+    report "INFO: Test successful";
+
+    -- Remove key/value pair from head of dictionary
+    report "INFO: Test 5: Removing entry from middle of dictionary";
+    sv_dict.del("127", v_error);
+    assert not(sv_dict.hasKey("127"))
+      report "ERROR: Key 127 shouldn't exist in dictionary"
+      severity failure;
+    report "INFO: Test successful";
+
+    -- Remove key/value pair from head of dictionary
+    report "INFO: Test 6: Removing entry from beginning of dictionary";
+    sv_dict.del("0", v_error);
+    assert not(sv_dict.hasKey("0"))
+      report "ERROR: Key 0 shouldn't exist in dictionary"
+      severity failure;
+    report "INFO: Test successful";
+
+    -- Remove key/value pair from head of dictionary
+    report "INFO: Test 7: Clear all entries from dictionary";
+    sv_dict.clear(v_error);
+    assert sv_dict.size = 0
+      report "ERROR: Dict should be empty"
+      severity failure;
+    report "INFO: Test successful";
+
     report "INFO: t_dict test finished successfully";
     wait;
   end process DictTestP;