test: add test case for partial indent issue #482

tests/partial_indent.rs

@@ -0,0 +1,49 @@
+use handlebars::*;
+use serde_json::json;
+
+#[test]
+fn test_partial_indent() {
+    let outer = r#"                {{> inner inner_solo}}
+
+{{#each inners}}
+                {{> inner}}
+{{/each}}
+
+        {{#each inners}}
+        {{> inner}}
+        {{/each}}
+"#;
+    let inner = r#"name: {{name}}
+"#;
+
+    let mut hbs = Handlebars::new();
+
+    hbs.register_template_string("inner", inner).unwrap();
+    hbs.register_template_string("outer", outer).unwrap();
+
+    let result = hbs
+        .render(
+            "outer",
+            &json!({
+                "inner_solo": {"name": "inner_solo"},
+                "inners": [
+                    {"name": "hello"},
+                    {"name": "there"}
+                ]
+            }),
+        )
+        .unwrap();
+
+    assert_eq!(
+        result,
+        r#"                name: inner_solo
+
+                name: hello
+                name: there
+
+        name: hello
+        name: there
+"#
+    );
+}
+// Rule::partial_expression should not trim new lines by default