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as-lower-maps (clj)

(source)

function

(as-lower-maps rs opts)
Given a `ResultSet` and options, return a `RowBuilder` / `ResultSetBuilder` that produces bare vectors of hash map rows, with lower-case keys.

Examples

next-jdbc
  What's left to be tested:
  * ReadableColumn protocol extension point"
  (:require [clojure.core.protocols :as core-p]
            [clojure.datafy :as d]
            [clojure.string :as str]
            [clojure.test :refer [deftest is testing use-fixtures]]
            [next.jdbc.protocols :as p]
            [next.jdbc.result-set :as rs]
            [next.jdbc.specs :as specs]
            [next.jdbc.test-fixtures :refer [with-test-db ds column
                                              default-options
                                              derby? mssql? mysql? postgres?]])
  (:import (java.sql ResultSet ResultSetMetaData)))

(deftest test-map-row-builder
  (testing "default row builder"
    (let [row (p/-execute-one (ds)
                              ["select * from fruit where id = ?" 1]
                              (default-options))]
      (is (map? row))
      (is (contains? row (column :FRUIT/GRADE)))
      (is (nil? ((column :FRUIT/GRADE) row)))
      (is (= 1 ((column :FRUIT/ID) row)))
      (is (= "Apple" ((column :FRUIT/NAME) row))))
    (let [rs (p/-execute-all (ds)
                             ["select * from fruit order by id"]
                             (default-options))]
      (is (every? map? rs))
      (is (= 1 ((column :FRUIT/ID) (first rs))))
      (is (= "Apple" ((column :FRUIT/NAME) (first rs))))
      (is (= 4 ((column :FRUIT/ID) (last rs))))
      (is (= "Orange" ((column :FRUIT/NAME) (last rs))))))
  (testing "unqualified row builder"
    (let [row (p/-execute-one (ds)
                              ["select * from fruit where id = ?" 2]
                              {:builder-fn rs/as-unqualified-maps})]
      (is (map? row))
      (is (contains? row (column :COST)))
      (is (nil? ((column :COST) row)))
      (is (= 2 ((column :ID) row)))
      (is (= "Banana" ((column :NAME) row)))))
  (testing "lower-case row builder"
    (let [row (p/-execute-one (ds)
                              ["select * from fruit where id = ?" 3]
                              (assoc (default-options)
                                     :builder-fn rs/as-lower-maps))]
      (is (map? row))
      (is (contains? row :fruit/appearance))
      (is (nil? (:fruit/appearance row)))
      (is (= 3 (:fruit/id row)))
      (is (= "Peach" (:fruit/name row)))))
  (testing "unqualified lower-case row builder"
    (let [row (p/-execute-one (ds)
                              ["select * from fruit where id = ?" 4]
                              {:builder-fn rs/as-unqualified-lower-maps})]
      (is (map? row))
      (is (= 4 (:id row)))
      (is (= "Orange" (:name row)))))
  (testing "kebab-case row builder"
    (let [row (p/-execute-one (ds)
                              ["select id,name,appearance as looks_like from fruit where id = ?" 3]
                              (assoc (default-options)
                                     :builder-fn rs/as-kebab-maps))]
      (is (map? row))
      (is (contains? row :fruit/looks-like))
      (is (nil? (:fruit/looks-like row)))
      (is (= 3 (:fruit/id row)))
      (is (= "Peach" (:fruit/name row)))))
  (testing "unqualified kebab-case row builder"
    (let [row (p/-execute-one (ds)
                              ["select id,name,appearance as looks_like from fruit where id = ?" 4]
                              {:builder-fn rs/as-unqualified-kebab-maps})]
      (is (map? row))
      (is (contains? row :looks-like))
      (is (= "juicy" (:looks-like row)))
      (is (= 4 (:id row)))
      (is (= "Orange" (:name row)))))
  (testing "custom row builder 1"
    (let [row (p/-execute-one (ds)
                              ["select fruit.*, id + 100 as newid from fruit where id = ?" 3]
                              (assoc (default-options)
                                     :builder-fn rs/as-modified-maps
                                     :label-fn str/lower-case
                                     :qualifier-fn identity))]
      (is (map? row))
      (is (contains? row (column :FRUIT/appearance)))
      (is (nil? ((column :FRUIT/appearance) row)))
      (is (= 3 ((column :FRUIT/id) row)))
      (is (= 103 (:newid row))) ; no table name here
      (is (= "Peach" ((column :FRUIT/name) row)))))
  (testing "custom row builder 2"
    (let [row (p/-execute-one (ds)
                              ["select fruit.*, id + 100 as newid from fruit where id = ?" 3]
                              (assoc (default-options)
                                     :builder-fn rs/as-modified-maps
                                     :label-fn str/lower-case
                                     :qualifier-fn (constantly "vegetable")))]
      (is (map? row))
      (is (contains? row :vegetable/appearance))
      (is (nil? (:vegetable/appearance row)))
      (is (= 3 (:vegetable/id row)))
      (is (= 103 (:vegetable/newid row))) ; constant qualifier here
      (is (= "Peach" (:vegetable/name row)))))
  (testing "adapted row builder"
    (let [row (p/-execute-one (ds)
                              ["select * from fruit where id = ?" 3]
                              (assoc
                               (default-options)
                               :builder-fn (rs/as-maps-adapter
                                            rs/as-modified-maps
                                            (fn [^ResultSet rs
                                                 ^ResultSetMetaData rsmeta
                                                 ^Integer i]
                                              (condp = (.getColumnType rsmeta i)
                                                     java.sql.Types/VARCHAR
                                                     (.getString rs i)
                                                     java.sql.Types/INTEGER
                                                     (.getLong rs i)
                                                     (.getObject rs i))))
                               :label-fn str/lower-case
                               :qualifier-fn identity))]
      (is (map? row))
      (is (contains? row (column :FRUIT/appearance)))
      (is (nil? ((column :FRUIT/appearance) row)))
      (is (= 3 ((column :FRUIT/id) row)))
      (is (= "Peach" ((column :FRUIT/name) row))))
    (let [builder (rs/as-maps-adapter
                   rs/as-modified-maps
                   (fn [^ResultSet rs _ ^Integer i]
                     (.getObject rs i)))
          row (p/-execute-one (ds)
                              ["select * from fruit where id = ?" 3]
                              (assoc
                               (default-options)
                               :builder-fn (rs/as-maps-adapter
                                            builder
                                            (fn [^ResultSet rs
                                                 ^ResultSetMetaData rsmeta
                                                 ^Integer i]
                                              (condp = (.getColumnType rsmeta i)
                                                     java.sql.Types/VARCHAR
                                                     (.getString rs i)
                                                     java.sql.Types/INTEGER
                                                     (.getLong rs i)
                                                     (.getObject rs i))))
                               :label-fn str/lower-case
                               :qualifier-fn identity))]
      (is (map? row))
      (is (contains? row (column :FRUIT/appearance)))
      (is (nil? ((column :FRUIT/appearance) row)))
      (is (= 3 ((column :FRUIT/id) row)))
      (is (= "Peach" ((column :FRUIT/name) row))))))
souenzzo/atemoia
(ns atemoia.server-test
  (:require [atemoia.server :as atemoia]
            [cheshire.core :as json]
            [clojure.test :refer [deftest is]]
            [io.pedestal.http :as http]
            [io.pedestal.test :refer [response-for]]
            [next.jdbc :as jdbc]
            [next.jdbc.result-set :as rs]))

(deftest hello
  (let [atm-conn (jdbc/with-options (jdbc/get-connection {:jdbcUrl "jdbc:h2:mem:"})
                   {:builder-fn rs/as-lower-maps})
        service-fn (-> {::atemoia/atm-conn atm-conn}
                     atemoia/create-service
                     http/dev-interceptors
                     http/create-servlet
                     ::http/service-fn)]
    (atemoia/install-schema {::atemoia/atm-conn atm-conn})
    (is (= []
          (-> service-fn
            (response-for :get "/todo")
            :body
            (json/parse-string true)))
      "fetching todos before creating")
    (is (= 201
          (-> service-fn
            (response-for :post "/todo"
              :body (json/generate-string {:note "hello world"}))
            :status))
      "creating a todo")
    (is (= [{:todo/id   1
             :todo/note "hello world"}]
          (-> service-fn
            (response-for :get "/todo")
            :body
            (json/parse-string true)))
      "fetching the todos, after creating one")
    (dotimes [idx 10]
      (is (= 201
            (-> service-fn
              (response-for :post "/todo"
                :body (json/generate-string {:note (str "hello world" idx)}))
              :status))
        (str "creating many todos: idx = " idx)))
    (is (== 10
          (-> service-fn
            (response-for :get "/todo")
            :body
            (json/parse-string true)
            count))
      "fetching many todos")))