From 8a84455b0ac7a8434643bd5ae14f34180ecce0db Mon Sep 17 00:00:00 2001
From: Sunli <scott_s829@163.com>
Date: Mon, 11 May 2020 12:23:23 +0800
Subject: [PATCH] Create a boilerplate test code for introspection.  #66

---
 tests/test_introspection.rs | 98 +++++++++++++++++++++++++++++++++++++
 1 file changed, 98 insertions(+)
 create mode 100644 tests/test_introspection.rs

diff --git a/tests/test_introspection.rs b/tests/test_introspection.rs
new file mode 100644
index 00000000..126db8f1
--- /dev/null
+++ b/tests/test_introspection.rs
@@ -0,0 +1,98 @@
+use async_graphql::*;
+
+/// Is SimpleObject
+#[SimpleObject]
+struct SimpleObject {
+    /// Value a
+    a: i32,
+
+    #[field(desc = "Value b")]
+    b: String,
+
+    #[field(deprecation = "Test deprecated")]
+    c: bool,
+}
+
+struct Query;
+
+#[Object]
+impl Query {
+    /// Get a simple object
+    async fn simple_object(&self) -> SimpleObject {
+        unimplemented!()
+    }
+}
+
+#[async_std::test]
+pub async fn test_introspection() {
+    let schema = Schema::new(Query, EmptyMutation, EmptySubscription);
+
+    let res = schema
+        .execute(
+            r#"
+    {
+        __type(name: "SimpleObject") {
+            kind
+            name
+            description
+            fields(includeDeprecated: true) {
+                name
+                description
+                args { name }
+                type { name kind ofType { name kind } }
+                isDeprecated
+                deprecationReason
+            }
+            interfaces { name }
+            possibleTypes { name }
+            enumValues { name }
+            inputFields { name }
+            ofType { name }
+        }
+    }"#,
+        )
+        .await
+        .unwrap()
+        .data;
+    assert_eq!(
+        res,
+        serde_json::json!({
+            "__type": {
+                "kind": "OBJECT",
+                "name": "SimpleObject",
+                "description": "Is SimpleObject",
+                "fields": [
+                    {
+                        "name": "a",
+                        "description": "Value a",
+                        "args": [],
+                        "type": { "name": null, "kind": "NON_NULL", "ofType": { "name": "Int", "kind": "SCALAR" } },
+                        "isDeprecated": false,
+                        "deprecationReason": null,
+                    },
+                    {
+                        "name": "b",
+                        "description": "Value b",
+                        "args": [],
+                        "type": { "name": null, "kind": "NON_NULL", "ofType": { "name": "String", "kind": "SCALAR" } },
+                        "isDeprecated": false,
+                        "deprecationReason": null,
+                    },
+                    {
+                        "name": "c",
+                        "description": null,
+                        "args": [],
+                        "type": { "name": null, "kind": "NON_NULL", "ofType": { "name": "Boolean", "kind": "SCALAR" } },
+                        "isDeprecated": true,
+                        "deprecationReason": "Test deprecated",
+                    },
+                ],
+                "interfaces": [],
+                "possibleTypes": null,
+                "enumValues": null,
+                "inputFields": null,
+                "ofType": null,
+            }
+        })
+    )
+}