Add postgres test

.circleci/config.yml

@@ -38,6 +38,7 @@ jobs:
       - run:
           name: Run JVM tests
           command: |
+            script/postgres_test
             script/test
             script/run_lib_tests
       # - run:

script/postgres_test

@@ -0,0 +1,13 @@
+#!/usr/bin/env bash
+
+docker run --name babashka-postgres -p 54322:5432 -e POSTGRES_PASSWORD=mysecretpassword -d postgres
+
+if [ "$BABASHKA_TEST_ENV" = "native" ]; then
+    BB_CMD="./bb"
+else
+    BB_CMD="lein bb"
+fi
+
+"$BB_CMD" -f test-resources/babashka/postgres_test.clj
+
+docker rm -f babashka-postgres

test-resources/babashka/postgres_test.clj

@@ -0,0 +1,42 @@
+(ns babashka.postgres-test
+  (:require [clojure.test :as t :refer [deftest is]]
+            [next.jdbc :as jdbc]
+            [next.jdbc.sql :as sql]))
+
+(def db {:dbtype "postgres"
+         :port 54322
+         :dbname "postgres"
+         :user "postgres"
+         :password "mysecretpassword"})
+
+(defmethod clojure.test/report :begin-test-var [m]
+  (println "===" (-> m :var meta :name))
+  (println))
+
+(defn wait-for-postgres []
+  (while
+      (not
+       (try (jdbc/execute! db ["select version()"])
+            (catch Exception _
+              (Thread/sleep 100))))))
+
+(deftest create-table-test
+  (is (jdbc/execute! db ["drop table if exists foo; create table foo ( foo text )"])))
+
+(deftest insert-test
+  (is (sql/insert-multi! db :foo [:foo] [["foo"] ["bar"] ["baz"]])))
+
+(deftest query-test
+  (let [results (jdbc/execute! db ["select * from foo"])]
+    (is (= '[{:foo/foo "foo"} {:foo/foo "bar"} {:foo/foo "baz"}]
+           results))))
+
+(defn test-ns-hook []
+  (wait-for-postgres)
+  (create-table-test)
+  (insert-test)
+  (query-test))
+
+(let [{:keys [:fail :error]}
+      (t/run-tests)]
+  (System/exit (+ fail error)))