From ea28450c30924d0d5833006a8a9998a6a547dc38 Mon Sep 17 00:00:00 2001
From: Graham Esau <gesau@hotmail.co.uk>
Date: Fri, 27 Dec 2019 14:38:58 +0000
Subject: [PATCH] Add test for remote deriving with generic types

---
 .../tests/expected/remote_derive_generic.json | 59 +++++++++++++++++++
 schemars/tests/remote_derive_generic.rs       | 49 +++++++++++++++
 2 files changed, 108 insertions(+)
 create mode 100644 schemars/tests/expected/remote_derive_generic.json
 create mode 100644 schemars/tests/remote_derive_generic.rs

diff --git a/schemars/tests/expected/remote_derive_generic.json b/schemars/tests/expected/remote_derive_generic.json
new file mode 100644
index 0000000..d15bc97
--- /dev/null
+++ b/schemars/tests/expected/remote_derive_generic.json
@@ -0,0 +1,59 @@
+{
+  "$schema": "http://json-schema.org/draft-07/schema#",
+  "title": "MyStruct_for_int32",
+  "type": "object",
+  "required": [
+    "byte_or_bool2",
+    "fake_map",
+    "s",
+    "unit_or_t2"
+  ],
+  "properties": {
+    "byte_or_bool2": {
+      "$ref": "#/definitions/OrDef_for_uint8_and_Boolean"
+    },
+    "fake_map": {
+      "type": "object",
+      "additionalProperties": {
+        "type": "array",
+        "items": {
+          "type": "string"
+        }
+      }
+    },
+    "s": {
+      "$ref": "#/definitions/StrDef"
+    },
+    "unit_or_t2": {
+      "$ref": "#/definitions/OrDef_for_Null_and_int32"
+    }
+  },
+  "definitions": {
+    "OrDef_for_Null_and_int32": {
+      "anyOf": [
+        {
+          "type": "null"
+        },
+        {
+          "type": "integer",
+          "format": "int32"
+        }
+      ]
+    },
+    "OrDef_for_uint8_and_Boolean": {
+      "anyOf": [
+        {
+          "type": "integer",
+          "format": "uint8",
+          "minimum": 0.0
+        },
+        {
+          "type": "boolean"
+        }
+      ]
+    },
+    "StrDef": {
+      "type": "string"
+    }
+  }
+}
\ No newline at end of file
diff --git a/schemars/tests/remote_derive_generic.rs b/schemars/tests/remote_derive_generic.rs
new file mode 100644
index 0000000..f38d162
--- /dev/null
+++ b/schemars/tests/remote_derive_generic.rs
@@ -0,0 +1,49 @@
+mod util;
+
+use schemars::JsonSchema;
+use serde::{Serialize};
+use util::*;
+use std::collections::{HashMap, HashSet};
+
+enum Or<A, B> {
+    #[allow(dead_code)]
+    A(A),
+    #[allow(dead_code)]
+    B(B),
+}
+
+#[derive(JsonSchema, Serialize)]
+#[serde(untagged, remote = "Or")]
+enum OrDef<A, B> {
+    A(A),
+    B(B),
+}
+
+struct Str<'a>(&'a str);
+
+#[derive(JsonSchema, Serialize)]
+#[serde(remote = "Str")]
+struct StrDef<'a>(&'a str);
+
+#[derive(JsonSchema, Serialize)]
+struct MyStruct<'a, T: Serialize> {
+    // #[serde(with = "OrDef::<_, _>")]
+    // byte_or_bool1: Or<u8, bool>,
+    #[serde(with = "OrDef::<u8, bool>")]
+    byte_or_bool2: Or<u8, bool>,
+    // #[serde(with = "OrDef::<_, _>")]
+    // unit_or_t1: Or<(), T>,
+    #[serde(with = "OrDef::<(), T>")]
+    unit_or_t2: Or<(), T>,
+    #[serde(borrow, with = "StrDef")]
+    s: Str<'a>,
+    // #[schemars(with = "HashMap::<_, HashSet<_>>")]
+    // map: BTreeMap<String, BTreeSet<String>>,
+    #[schemars(with = "HashMap::<String, HashSet<String>>")]
+    fake_map: (),
+}
+
+#[test]
+fn remote_derive_json_schema() -> TestResult {
+    test_default_generated_schema::<MyStruct<i32>>("remote_derive_generic")
+}