added a very simple test suite

spec/irs_spec.cr

@@ -1,9 +1,35 @@
 require "./spec_helper"
 
-describe Irs do
+describe CLI do
   # TODO: Write tests
 
-  it "works" do
+  it "can show help" do
-    false.should eq(true)
+    run_CLI_with_args(["--help"])
+  end
+
+  it "can show version" do
+    run_CLI_with_args(["--version"])
+  end
+
+  # !!TODO: make a long and short version of the test suite
+  # TODO: makes so this doesn't need user input
+  it "can install ytdl and ffmpeg binaries" do
+    # run_CLI_with_args(["--install"])
+  end
+
+  it "can show config file loc" do
+    run_CLI_with_args(["--config"])
+  end
+
+  it "can download a single song" do
+    run_CLI_with_args(["--song", "Bohemian Rhapsody", "--artist", "Queen"])
+  end
+
+  it "can download an album" do
+    run_CLI_with_args(["--artist", "Arctic Monkeys", "--album", "Da Frame 2R / Matador"])
+  end
+
+  it "can download a playlist" do
+    run_CLI_with_args(["--artist", "prakkillian", "--playlist", "IRS Testing"])
   end
 end

spec/spec_helper.cr

@@ -1,2 +1,10 @@
 require "spec"
-require "../src/irs"
+
+# https://github.com/mosop/stdio
+
+require "../src/bottle/cli"
+
+def run_CLI_with_args(argv : Array(String))
+    cli = CLI.new(argv)
+    cli.act_on_args
+end

src/bottle/cli.cr

@@ -73,22 +73,17 @@ class CLI
 
     if @args["help"]? || @args.keys.size == 0
       help
-      exit
     elsif @args["version"]?
       version
-      exit
     elsif @args["install"]?
       YdlBinaries.get_both(Config.binary_location)
-      exit
     elsif @args["config"]?
       puts ENV["IRS_CONFIG_LOCATION"]?
-      exit
     elsif @args["song"]? && @args["artist"]?
       s = Song.new(@args["song"], @args["artist"])
       s.provide_client_keys(Config.client_key, Config.client_secret)
       s.grab_it(@args["url"]?)
       s.organize_it(Config.music_directory)
-      exit
     elsif @args["album"]? && @args["artist"]?
       a = Album.new(@args["album"], @args["artist"])
       a.provide_client_keys(Config.client_key, Config.client_secret)
@@ -108,7 +103,6 @@ class CLI
     else
       puts Style.red("Those arguments don't do anything when used that way.")
       puts "Type `irs -h` to see usage."
-      exit 1
     end
   end
 

src/search/youtube.cr

@@ -206,7 +206,7 @@ module Youtube
 
     if yt_initial_data == JSON.parse("{}")
       puts "Youtube has changed the way it organizes its webpage, submit a bug"
-      puts "on https://github.com/cooperhammond/irs"
+      puts "saying it has done so on https://github.com/cooperhammond/irs"
       exit(1)
     end