*nix support for development

Author: mjaric

README.md

@@ -66,7 +66,7 @@ $ mix test
 ```
 
 The tests require your sql server database to be present on localhost. In case you are unable to run local instance of SQL server either using local installation on [windows](https://docs.microsoft.com/en-us/sql/database-engine/install-windows/install-sql-server-from-the-installation-wizard-setup) or [linix](https://docs.microsoft.com/en-us/sql/linux/sql-server-linux-setup), docker image for [linux](https://hub.docker.com/r/microsoft/mssql-server-linux/) 
-
+You will need sqlcmd command line tools for some operations in test. Setup instructions can be found [here](https://docs.microsoft.com/en-us/sql/linux/sql-server-linux-setup-tools)
 
 Additionally SQL authentication needs to be used for connecting and testing. Check config/test.exs file for credentials used in unit testing.
 

config/test.exs

@@ -4,7 +4,7 @@ config :logger, level: :info
 
 config :tds,
   opts: [
-    hostname: "localhost",
+    hostname: "127.0.0.1",
     username: "sa",
     password: "some!Password",
     database: "test"

test/test_helper.exs

@@ -25,4 +25,20 @@ defmodule Tds.TestHelper do
       end
     end
   end
+
+  def sqlcmd(params, sql, args \\ []) do
+    args = [
+      "-U", params[:username], 
+      "-P", params[:password],
+      "-S", params[:hostname],
+      "-Q", ~s(#{sql}) | args]
+    |> IO.inspect()
+    System.cmd "sqlcmd", args
+  end
 end
+
+
+Application.get_env(:tds, :opts)
+
+|> IO.inspect()
+|> Tds.TestHelper.sqlcmd "IF NOT EXISTS(SELECT * FROM sys.databases where name = 'test') BEGIN CREATE DATABASE [test]; END;"