Add duration to conditions in video (#172)

Author: aditimadan-Cloudinary

cloudinary-core/src/main/java/com/cloudinary/transformation/BaseExpression.java

@@ -45,7 +45,10 @@ public abstract class BaseExpression<T extends BaseExpression> {
             "currentPage", "cp",
             "tags", "tags",
             "pageX", "px",
-            "pageY", "py"
+            "pageY", "py",
+            "duration","du",
+            "initial_duration","idu",
+            "initialDuration","idu"
 
     );
     private static final Pattern PATTERN = getPattern();

cloudinary-core/src/main/java/com/cloudinary/transformation/Condition.java

@@ -58,6 +58,13 @@ public Condition height(String operator, Object value) {
     public Condition aspectRatio(String operator, Object value) {
         return predicate("ar", operator, value);
     }
+    public Condition duration(String operator, Object value) {
+        return predicate("du", operator, value);
+    }
+    public Condition initialDuration(String operator, Object value) {
+        return predicate("idu", operator, value);
+    }
+
 
     /**
      * @deprecated Use {@link #faceCount(String, Object)} instead

cloudinary-core/src/test/java/com/cloudinary/TransformationTest.java

@@ -88,6 +88,17 @@ public void ifElse() throws Exception {
         assertEquals("if_else should be without any transformation parameters", "if_w_lt_200/c_fill,h_120,w_80/if_else/c_fill,h_90,w_100", transformation.toString());
     }
 
+    @Test
+    public void testDuration() throws Exception {
+        Transformation transformation = new Transformation().ifCondition().duration("gt", "30").then().width(100).crop("scale");
+        assertEquals("passing an operator and a value adds a condition", "if_du_gt_30,c_scale,w_100", transformation.toString());
+        transformation = new Transformation().ifCondition().initialDuration("gt", "30").then().width(100).crop("scale");
+        assertEquals("passing an operator and a value adds a condition", "if_idu_gt_30,c_scale,w_100", transformation.toString());
+        transformation=new Transformation().ifCondition("initialDuration > 20").crop("scale").width(200);
+        assertEquals("if_idu_gt_20,c_scale,w_200", transformation.generate());
+    }
+
+
     @Test
     public void chainedConditions() throws Exception {
         Transformation transformation = new Transformation().ifCondition().aspectRatio("gt", "3:4").then().width(100).crop("scale");