diff --git a/activity_test.go b/activity_test.go
index 3ee0626..635cfa2 100644
--- a/activity_test.go
+++ b/activity_test.go
@@ -969,3 +969,11 @@ func TestActivity_Clean(t *testing.T) {
 func TestActivity_IsCollection(t *testing.T) {
 	t.Skipf("TODO")
 }
+
+func TestActivity_GetLink(t *testing.T) {
+	t.Skipf("TODO")
+}
+
+func TestActivity_GetType(t *testing.T) {
+	t.Skipf("TODO")
+}
diff --git a/collection_page_test.go b/collection_page_test.go
index 0f7c8d4..7eaeb54 100644
--- a/collection_page_test.go
+++ b/collection_page_test.go
@@ -143,3 +143,27 @@ func TestToCollectionPage(t *testing.T) {
 func TestCollectionPage_Contains(t *testing.T) {
 	t.Skipf("TODO")
 }
+
+func TestCollectionPage_GetID(t *testing.T) {
+	t.Skipf("TODO")
+}
+
+func TestCollectionPage_GetLink(t *testing.T) {
+	t.Skipf("TODO")
+}
+
+func TestCollectionPage_GetType(t *testing.T) {
+	t.Skipf("TODO")
+}
+
+func TestCollectionPage_IsCollection(t *testing.T) {
+	t.Skipf("TODO")
+}
+
+func TestCollectionPage_IsLink(t *testing.T) {
+	t.Skipf("TODO")
+}
+
+func TestCollectionPage_IsObject(t *testing.T) {
+	t.Skipf("TODO")
+}
diff --git a/collection_test.go b/collection_test.go
index 7a0d1c8..59a5f6f 100644
--- a/collection_test.go
+++ b/collection_test.go
@@ -169,3 +169,8 @@ func TestToCollection(t *testing.T) {
 func TestCollection_Contains(t *testing.T) {
 	t.Skipf("TODO")
 }
+
+func TestCollection_IsCollection(t *testing.T) {
+	t.Skipf("TODO")
+}
+
diff --git a/iri_test.go b/iri_test.go
index e39e119..8d5bd37 100644
--- a/iri_test.go
+++ b/iri_test.go
@@ -210,3 +210,11 @@ func TestIRI_Equals(t *testing.T) {
 		}
 	}
 }
+
+func TestIRI_Contains(t *testing.T) {
+	t.Skip("TODO")
+}
+
+func TestIRI_IsCollection(t *testing.T) {
+	t.Skip("TODO")
+}
diff --git a/item_collection_test.go b/item_collection_test.go
new file mode 100644
index 0000000..f3da727
--- /dev/null
+++ b/item_collection_test.go
@@ -0,0 +1,55 @@
+package activitypub
+
+import "testing"
+
+func TestItemCollection_Append(t *testing.T) {
+	t.Skipf("TODO")
+}
+
+func TestItemCollection_Collection(t *testing.T) {
+	t.Skipf("TODO")
+}
+
+func TestItemCollection_GetID(t *testing.T) {
+	t.Skipf("TODO")
+}
+
+func TestItemCollection_GetLink(t *testing.T) {
+	t.Skipf("TODO")
+}
+
+func TestItemCollection_GetType(t *testing.T) {
+	t.Skipf("TODO")
+}
+
+func TestItemCollection_IsLink(t *testing.T) {
+	t.Skipf("TODO")
+}
+
+func TestItemCollection_IsObject(t *testing.T) {
+	t.Skipf("TODO")
+}
+
+func TestItemCollection_First(t *testing.T) {
+	t.Skipf("TODO")
+}
+
+func TestFlattenItemCollection(t *testing.T) {
+	t.Skipf("TODO")
+}
+
+func TestItemCollection_Count(t *testing.T) {
+	t.Skipf("TODO")
+}
+
+func TestItemCollection_Contains(t *testing.T) {
+	t.Skipf("TODO")
+}
+
+func TestItemCollection_IsCollection(t *testing.T) {
+	t.Skipf("TODO")
+}
+
+func TestToItemCollection(t *testing.T) {
+	t.Skipf("TODO")
+}
diff --git a/item_test.go b/item_test.go
index 2584123..191cfd0 100644
--- a/item_test.go
+++ b/item_test.go
@@ -2,46 +2,6 @@ package activitypub
 
 import "testing"
 
-func TestItemCollection_Append(t *testing.T) {
-	t.Skipf("TODO")
-}
-
-func TestItemCollection_Collection(t *testing.T) {
-	t.Skipf("TODO")
-}
-
-func TestItemCollection_GetID(t *testing.T) {
-	t.Skipf("TODO")
-}
-
-func TestItemCollection_GetLink(t *testing.T) {
-	t.Skipf("TODO")
-}
-
-func TestItemCollection_GetType(t *testing.T) {
-	t.Skipf("TODO")
-}
-
-func TestItemCollection_IsLink(t *testing.T) {
-	t.Skipf("TODO")
-}
-
-func TestItemCollection_IsObject(t *testing.T) {
-	t.Skipf("TODO")
-}
-
-func TestItemCollection_First(t *testing.T) {
-	t.Skipf("TODO")
-}
-
-func TestFlattenItemCollection(t *testing.T) {
-	t.Skipf("TODO")
-}
-
-func TestItemCollection_Count(t *testing.T) {
-	t.Skipf("TODO")
-}
-
-func TestItemCollection_Contains(t *testing.T) {
+func TestFlatten(t *testing.T) {
 	t.Skipf("TODO")
 }
diff --git a/unmarshal_test.go b/unmarshal_test.go
index 400a78a..4327785 100644
--- a/unmarshal_test.go
+++ b/unmarshal_test.go
@@ -196,3 +196,23 @@ func TestJSONUnmarshalToItem(t *testing.T) {
 func TestJSONGetActorEndpoints(t *testing.T) {
 	t.Skipf("TODO")
 }
+
+func TestJSONGetBoolean(t *testing.T) {
+	t.Skipf("TODO")
+}
+
+func TestJSONGetBytes(t *testing.T) {
+	t.Skipf("TODO")
+}
+
+func TestJSONGetFloat(t *testing.T) {
+	t.Skipf("TODO")
+}
+
+func TestJSONGetPublicKey(t *testing.T) {
+	t.Skipf("TODO")
+}
+
+func TestJSONGetStreams(t *testing.T) {
+	t.Skipf("TODO")
+}