fix: api server write json

src/apiserver/api_server_impl.cc

@@ -942,12 +942,12 @@
         case hybridse::sdk::kTypeBool: {
             bool value = false;
             rs->GetBool(i, &value);
-            ar&(value ? "true" : "false");
+            ar& value;
             break;
         }
         default: {
             LOG(ERROR) << "Invalid Column Type";
-            ar & "NA";
+            ar& std::string("NA");
             break;
         }
     }

src/apiserver/api_server_test.cc

@@ -681,6 +681,66 @@
     ASSERT_TRUE(env->cluster_remote->ExecuteDDL(env->db, "drop table trans;", &status));
 }
 
+TEST_F(APIServerTest, testResultType) {
+    // check about json write
+    const auto env = APIServerTestEnv::Instance();
+    // don't need table data
+    std::string ddl =
+        "create table if not exists multi_type(c1 bool, c2 smallint, c3 int, c4 bigint, c5 float, c6 double, c7 "
+        "string, c8 date, c9 timestamp, c10_str string);";
+    hybridse::sdk::Status status;
+
+    env->cluster_remote->ExecuteSQL(env->db, ddl, &status);
+    ASSERT_TRUE(status.IsOK()) << status.msg;
+    ASSERT_TRUE(env->cluster_sdk->Refresh());
+    std::string deploy = "deploy d1 select c1, c2, c3, c4, c5, c6, c7, c8, c9, c10_str from multi_type;";
+    env->cluster_remote->ExecuteSQL(env->db, deploy, &status);
+    ASSERT_TRUE(status.IsOK()) << status.msg;
+    ASSERT_TRUE(env->cluster_sdk->Refresh());
+
+    {
+        brpc::Controller cntl;
+        cntl.http_request().set_method(brpc::HTTP_METHOD_POST);
+        cntl.http_request().uri() = "http://127.0.0.1:8010/dbs/" + env->db + "/deployments/" + "d1";
+        cntl.request_attachment().append(R"({
+        "input": 
+          [
+            [ true,32767,65535,9223372036854775807,1.1,2.2,"abc","2021-12-01",11111111111111,"def" ],
+            [ false,32767,65535,null,1.1,2.2,"abc",null,null,"def" ]
+          ]
+    })");  // null must be lower case
+        env->http_channel.CallMethod(NULL, &cntl, NULL, NULL, NULL);
+        ASSERT_FALSE(cntl.Failed()) << cntl.ErrorText();
+
+        LOG(INFO) << "exec deployment resp:\n" << cntl.response_attachment().to_string();
+        butil::rapidjson::Document document;
+        // check resp data
+        if (document.Parse(cntl.response_attachment().to_string().c_str()).HasParseError()) {
+            ASSERT_TRUE(false) << "response parse failed with code " << document.GetParseError()
+                               << ", raw resp: " << cntl.response_attachment().to_string();
+        }
+        ASSERT_EQ(0, document["code"].GetInt());
+        ASSERT_STREQ("ok", document["msg"].GetString());
+        ASSERT_TRUE(document["data"].FindMember("schema") == document["data"].MemberEnd());
+        ASSERT_EQ(2, document["data"]["data"].Size());
+        ASSERT_EQ(0, document["data"]["common_cols_data"].Size());
+
+        // check data.data 2 results
+        auto& data = document["data"]["data"];
+        ASSERT_TRUE(data[0].IsArray());
+        ASSERT_TRUE(data[0][0].GetBool());
+        ASSERT_EQ(data[0][2].GetInt(), 65535);
+        ASSERT_STREQ(data[0][7].GetString(), "2021-12-1");
+
+        ASSERT_TRUE(data[1].IsArray());
+        ASSERT_FALSE(data[1][0].GetBool());
+        ASSERT_TRUE(data[1][3].IsNull());
+    }
+
+    env->cluster_remote->ExecuteSQL(env->db, "drop deployment d1", &status);
+    ASSERT_TRUE(status.IsOK()) << status.msg;
+}
+
 TEST_F(APIServerTest, no_common) {
     const auto env = APIServerTestEnv::Instance();