diff --git a/js/test_cases/block_simple/README.md b/js/test_cases/block_simple/README.md
new file mode 100644
index 0000000..e69de29
diff --git a/js/test_cases/block_simple/base.dust b/js/test_cases/block_simple/base.dust
new file mode 100644
index 0000000..bf568c4
--- /dev/null
+++ b/js/test_cases/block_simple/base.dust
@@ -0,0 +1 @@
+The block content is from {+inject/}
diff --git a/js/test_cases/block_simple/input1.json b/js/test_cases/block_simple/input1.json
new file mode 100644
index 0000000..272dfa5
--- /dev/null
+++ b/js/test_cases/block_simple/input1.json
@@ -0,0 +1,4 @@
+{"people": [
+  {"name": "Alice", "item": "cat"},
+  {"name": "Bob"}
+]}
diff --git a/js/test_cases/block_simple/main.dust b/js/test_cases/block_simple/main.dust
new file mode 100644
index 0000000..d269fb1
--- /dev/null
+++ b/js/test_cases/block_simple/main.dust
@@ -0,0 +1,3 @@
+{<inject}Before Partial{/inject}
+{>"base"/}
+{<inject}After Partial{/inject}