fix(2958): fix unhandled enum in convert_value (#2964)

Author: amitksingh1490

src/core/path.rs

@@ -52,6 +52,7 @@ fn convert_value(value: Cow<'_, async_graphql::Value>) -> Option<Cow<'_, str>> {
         Cow::Borrowed(async_graphql::Value::Boolean(b)) => Some(Cow::Owned(b.to_string())),
         Cow::Borrowed(async_graphql::Value::Object(map)) => Some(json!(map).to_string().into()),
         Cow::Borrowed(async_graphql::Value::List(list)) => Some(json!(list).to_string().into()),
+        Cow::Borrowed(async_graphql::Value::Enum(n)) => Some(Cow::Borrowed(n)),
         _ => None,
     }
 }

tests/core/snapshots/enum-args.md_0.snap

@@ -0,0 +1,15 @@
+---
+source: tests/core/spec.rs
+expression: response
+---
+{
+  "status": 200,
+  "headers": {
+    "content-type": "application/json"
+  },
+  "body": {
+    "data": {
+      "color": "RED"
+    }
+  }
+}

tests/core/snapshots/enum-args.md_client.snap

@@ -0,0 +1,53 @@
+---
+source: tests/core/spec.rs
+expression: formatted
+---
+scalar Bytes
+
+enum COLOR {
+  BLUE
+  GREEN
+  RED
+}
+
+scalar Date
+
+scalar DateTime
+
+scalar Email
+
+scalar Empty
+
+scalar Int128
+
+scalar Int16
+
+scalar Int32
+
+scalar Int64
+
+scalar Int8
+
+scalar JSON
+
+scalar PhoneNumber
+
+type Query {
+  color(item: COLOR): COLOR
+}
+
+scalar UInt128
+
+scalar UInt16
+
+scalar UInt32
+
+scalar UInt64
+
+scalar UInt8
+
+scalar Url
+
+schema {
+  query: Query
+}

tests/core/snapshots/enum-args.md_merged.snap

@@ -0,0 +1,17 @@
+---
+source: tests/core/spec.rs
+expression: formatter
+---
+schema @server @upstream {
+  query: Query
+}
+
+enum COLOR {
+  BLUE
+  GREEN
+  RED
+}
+
+type Query {
+  color(item: COLOR): COLOR @expr(body: "{{.args.item}}")
+}

tests/execution/enum-args.md

@@ -0,0 +1,24 @@
+# Enum Arguments
+
+```graphql @config
+schema {
+  query: Query
+}
+
+enum COLOR {
+  RED
+  GREEN
+  BLUE
+}
+
+type Query {
+  color(item: COLOR): COLOR @expr(body: "{{.args.item}}")
+}
+```
+
+```yml @test
+- method: POST
+  url: http://localhost:8000/graphql
+  body:
+    query: "query { color(item: RED) }"
+```