Add tests for delete with body

tests/requests.cpp

@@ -191,3 +191,13 @@ TEST_CASE("Basic simple DELETE request") {
         CHECK(r.response_code() == 200);
     });
 }
+
+TEST_CASE("Basic simple DELETE request with body") {
+    Client g{};
+
+    g.delete_("http://localhost:5000/delete", "hello", "text/plain", [](const Request &r) {
+        CHECK(r.url() == "http://localhost:5000/delete");
+        CHECK(r.response_code() == 200);
+        CHECK(r.response() == "hello");
+    });
+}

tests/requests_tls.cpp

@@ -208,3 +208,14 @@ TEST_CASE("Basic simple DELETE request") {
         CHECK(r.response_code() == 200);
     });
 }
+
+TEST_CASE("Basic simple DELETE request with body") {
+    Client g{};
+    g.set_verify_peer(false);
+
+    g.delete_("https://localhost:5443/delete", "hello", "text/plain", [](const Request &r) {
+        CHECK(r.url() == "https://localhost:5443/delete");
+        CHECK(r.response_code() == 200);
+        CHECK(r.response() == "hello");
+    });
+}