HangyuanLiu commented on a change in pull request #3230: Support load json-data
into Doris by RoutineLoad or StreamLoad
URL: https://github.com/apache/incubator-doris/pull/3230#discussion_r400087109
##########
File path: be/test/exprs/json_function_test.cpp
##########
@@ -186,10 +186,57 @@ TEST_F(JsonFunctionTest, special_char)
ASSERT_EQ(std::string(res3->GetString()), "v1");
}
+TEST_F(JsonFunctionTest, json_path1)
+{
+ std::string
json_raw_data("{\"jsonpath\":[{\"key\":\"colname1\",\"type\":\"string\",\"value\":\"$.store.book.category\"},{\"key\":\"colname2\",\"type\":\"string\",\"value\":\"$.store.book.author\"},{\"key\":\"colname3\",\"type\":\"string\",\"value\":\"$.store.book.title\"},{\"key\":\"colname4\",\"type\":\"float\",\"value\":\"$.store.book.price\"}],\"store\":{\"book\":[{\"category\":\"reference\",\"author\":\"NigelRees\",\"title\":\"SayingsoftheCentury\",\"price\":8.95},{\"category\":\"fiction\",\"author\":\"EvelynWaugh\",\"title\":\"SwordofHonour\",\"price\":12.99}],\"bicycle\":{\"color\":\"red\",\"price\":19.95}},\"expensive\":10}");
+ rapidjson::Document jsonDoc;
+ ASSERT_FALSE(jsonDoc.Parse(json_raw_data.c_str()).HasParseError());
+ if (!jsonDoc.HasMember("jsonpath") || !jsonDoc["jsonpath"].IsArray()) {
+ std::cout << jsonDoc.HasMember("jsonpath");
+ std::cout << jsonDoc["jsonpath"].IsArray();
+ ASSERT_TRUE(false);
+ }
+ const rapidjson::Value& arr = jsonDoc["jsonpath"];
+ enum JsonFunctionType type;
+ rapidjson::Document jsonDoc2;
+ for (int i = 0; i < arr.Size(); i++) {
+ const rapidjson::Value& path = arr[i];
+ if (!path["type"].IsString() || !path["key"].IsString() ||
!path["value"].IsString()) {
+ ASSERT_TRUE(false);
+ }
+ const char *c_type = path["type"].GetString();
+ if (!strcmp(c_type, "integer")) {
+ type = JSON_FUN_INT;
+ } else if (!strcmp(c_type, "float")) {
+ type = JSON_FUN_DOUBLE;
+ } else if (!strcmp(c_type, "string")) {
+ type = JSON_FUN_STRING;
+ } else
+ {
+ ASSERT_TRUE(false);
+ }
+ rapidjson::Value* res3 = JsonFunctions::get_json_object(nullptr,
json_raw_data, path["value"].GetString(), type, &jsonDoc2);
+ rapidjson::Value& value = *res3;
+ if (value.IsArray()) {
+ std::cout << "Array:" << path["value"].GetString() << std::endl;
+
+ for (int i = 0; i < res3->Size(); i++) {
+ std::cout << (res3 + i)->GetString() << " ";
+ }
+ std::cout << std::endl;
+ }
+ }
+}
+
}
int main(int argc, char** argv) {
- std::string conffile = std::string(getenv("DORIS_HOME")) + "/conf/be.conf";
+ std::string home(getenv("DORIS_HOME"));
+ if (home.empty()) {
+ home = ".";
+ }
+ std::string conffile = home + "/conf/be.conf";
+ std::cout<<conffile<<std::endl;
Review comment:
Do we need cout?
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