diff --git a/src/test/java/uk/co/caeldev/builder4test/DefaultLookUpTest.java b/src/test/java/uk/co/caeldev/builder4test/DefaultLookUpTest.java
index e31721d..f6dfb82 100644
--- a/src/test/java/uk/co/caeldev/builder4test/DefaultLookUpTest.java
+++ b/src/test/java/uk/co/caeldev/builder4test/DefaultLookUpTest.java
@@ -1,6 +1,7 @@
 package uk.co.caeldev.builder4test;
 
 import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.DisplayName;
 import org.junit.jupiter.api.Test;
 
 import static org.assertj.core.api.Assertions.assertThat;
@@ -15,6 +16,7 @@ public void setUp() {
     }
 
     @Test
+    @DisplayName("Should put and retrieve a value for a field")
     public void shouldPutAValue() {
         //Given
         Field<String> field = new Field<>();
@@ -28,6 +30,7 @@ public void shouldPutAValue() {
     }
 
     @Test
+    @DisplayName("Should retrieve a value for a field")
     public void shouldGetAValueWhenExists() {
         //Given
         Field<String> field = new Field<>();
@@ -43,6 +46,7 @@ public void shouldGetAValueWhenExists() {
     }
 
     @Test
+    @DisplayName("Should retrieve default values when there is no value for a field")
     public void shouldGetDefaultValueWhenItDoesExists() {
         //Given
         Field<String> field = new Field<>();
@@ -55,6 +59,7 @@ public void shouldGetDefaultValueWhenItDoesExists() {
     }
 
     @Test
+    @DisplayName("Should retrieve null when there is null value for a field")
     public void shouldGetNullWhenItHasBeenOverrideWithNull() {
         //Given
         Field<String> field = new Field<>();
@@ -70,6 +75,7 @@ public void shouldGetNullWhenItHasBeenOverrideWithNull() {
     }
 
     @Test
+    @DisplayName("Should retrieve null when there default is null")
     public void shouldGetNullWhenThereIsNoValueAndDefaultValueIsNull() {
         //Given
         Field<String> field = new Field<>();
@@ -82,6 +88,7 @@ public void shouldGetNullWhenThereIsNoValueAndDefaultValueIsNull() {
     }
 
     @Test
+    @DisplayName("Should retrieve default value declared by using field constructor")
     public void shouldGetDefaultWhenItUseFieldDefaultValue() {
         //Given
         Field<String> field = new Field<>("defaultValue");
@@ -94,6 +101,7 @@ public void shouldGetDefaultWhenItUseFieldDefaultValue() {
     }
 
     @Test
+    @DisplayName("Should retrieve null when there is no default value and no value for a field")
     public void shouldGetNullWhenThereIsNoDefaultValue() {
         //Given
         Field<String> field = new Field<>();
@@ -106,6 +114,7 @@ public void shouldGetNullWhenThereIsNoDefaultValue() {
     }
 
     @Test
+    @DisplayName("Should override the default value set by field constructor by default value pass as argument ")
     public void shouldIgnoreDefaultValueBeenSetAtFieldInstantiation() {
         //Given
         Field<String> field = new Field<>("defaultValue");
diff --git a/src/test/java/uk/co/caeldev/builder4test/ElementListBuilderTest.java b/src/test/java/uk/co/caeldev/builder4test/ElementListBuilderTest.java
index 3fb6f36..a505837 100644
--- a/src/test/java/uk/co/caeldev/builder4test/ElementListBuilderTest.java
+++ b/src/test/java/uk/co/caeldev/builder4test/ElementListBuilderTest.java
@@ -1,5 +1,6 @@
 package uk.co.caeldev.builder4test;
 
+import org.junit.jupiter.api.DisplayName;
 import org.junit.jupiter.api.Test;
 import uk.co.caeldev.builder4test.impl.Pojo;
 import uk.co.caeldev.builder4test.impl.PojoBuilder;
@@ -11,6 +12,7 @@
 class ElementListBuilderTest {
 
     @Test
+    @DisplayName("Should build different instances of ElementListBuilder")
     public void shouldBuilderDifferentBuilders() {
         //When
         ElementListBuilder<Pojo> pojoListBuilder = ElementListBuilder.elementListBuilder(PojoBuilder.creator);
@@ -21,7 +23,8 @@ public void shouldBuilderDifferentBuilders() {
     }
 
     @Test
-    public void shouldBuildEmptyList() {
+    @DisplayName("Should build by default a list of one element where there is no size and elements definitions")
+    public void shouldBuildAListOfOneElement() {
         //When
         List<Pojo> pojos = ElementListBuilder.elementListBuilder(PojoBuilder.creator).get();
 
@@ -30,6 +33,7 @@ public void shouldBuildEmptyList() {
     }
 
     @Test
+    @DisplayName("Should build a list of one element when there is one element definition")
     public void shouldBuildListWithOneElement() {
         //When
         List<Pojo> pojos = ElementListBuilder.elementListBuilder(PojoBuilder.creator)
@@ -48,6 +52,7 @@ public void shouldBuildListWithOneElement() {
     }
 
     @Test
+    @DisplayName("Should build a list of two elements when there is two element definitions")
     public void shouldBuildListWithTwoElements() {
         //When
         List<Pojo> pojos = ElementListBuilder.elementListBuilder(PojoBuilder.creator)
diff --git a/src/test/java/uk/co/caeldev/builder4test/RandomLookUpTest.java b/src/test/java/uk/co/caeldev/builder4test/RandomLookUpTest.java
index dec5135..ddd9e2a 100644
--- a/src/test/java/uk/co/caeldev/builder4test/RandomLookUpTest.java
+++ b/src/test/java/uk/co/caeldev/builder4test/RandomLookUpTest.java
@@ -2,6 +2,7 @@
 
 import com.google.common.collect.ImmutableMap;
 import com.google.common.collect.Maps;
+import org.junit.jupiter.api.DisplayName;
 import org.junit.jupiter.api.Test;
 
 import java.util.Optional;
@@ -13,6 +14,7 @@ class RandomLookUpTest {
 
 
     @Test
+    @DisplayName("Should get different random values for each field")
     public void shouldLookupARandomValue() {
         //Given
         Field<String> field = new Field<>();
@@ -30,6 +32,7 @@ public void shouldLookupARandomValue() {
     }
 
     @Test
+    @DisplayName("Should get random and constant values")
     public void shouldLookupARandomValueAndConstantValue() {
         //Given
         Field<String> field1 = new Field<>();
@@ -50,6 +53,7 @@ public void shouldLookupARandomValueAndConstantValue() {
     }
 
     @Test
+    @DisplayName("Should retrieve the constant value when there is a random value has well")
     public void shouldLookupConstantValueOverridesRandomValueForDoubleDefinition() {
         //Given
         Field<String> field1 = new Field<>();
@@ -65,6 +69,7 @@ public void shouldLookupConstantValueOverridesRandomValueForDoubleDefinition() {
     }
 
     @Test
+    @DisplayName("Should retrieve the default value when there is no definition for that field")
     public void shouldLookupForDefaultValueWhenThereIsNoValue() {
         //Given
         Field<String> field1 = new Field<>();
@@ -78,6 +83,7 @@ public void shouldLookupForDefaultValueWhenThereIsNoValue() {
     }
 
     @Test
+    @DisplayName("Should retrieve null when there is a null entry for a field")
     public void shouldLookupForNullWhenThereIsNullValueSet() {
         //Given
         Field<String> field1 = new Field<>();
@@ -91,6 +97,7 @@ public void shouldLookupForNullWhenThereIsNullValueSet() {
     }
 
     @Test
+    @DisplayName("Should retrieve empty when the value is empty for a field")
     public void shouldLookupForEmptyWhenThereIsEmptyValueSet() {
         //Given
         Field<String> field1 = new Field<>();
@@ -102,4 +109,21 @@ public void shouldLookupForEmptyWhenThereIsEmptyValueSet() {
         //Then
         assertThat(result1).isEmpty();
     }
+
+    @Test
+    @DisplayName("Should retrieve the value set by using put method for a field")
+    public void shouldLookupForValueInsertedByUsingPut() {
+        //Given
+        Field<String> field1 = new Field<>();
+        RandomLookUp lookUp = new RandomLookUp(Maps.newHashMap(), Maps.newHashMap());
+
+        //And
+        lookUp.put(field1, "");
+
+        //When
+        String result1 = lookUp.get(field1, "test");
+
+        //Then
+        assertThat(result1).isEmpty();
+    }
 }
\ No newline at end of file