From 971d5107cd4cd08c22a85d34546f4ba03ed5c925 Mon Sep 17 00:00:00 2001
From: Huiming Teo <teohuiming@gmail.com>
Date: Sun, 15 Dec 2013 14:07:34 +0800
Subject: fixed rails dbconsole to support ENV['DATABASE_URL'].

---
 railties/test/commands/dbconsole_test.rb | 94 +++++++++++++++++++++++---------
 1 file changed, 67 insertions(+), 27 deletions(-)

(limited to 'railties/test')

diff --git a/railties/test/commands/dbconsole_test.rb b/railties/test/commands/dbconsole_test.rb
index edb92b3aa2..a6cd6ec61d 100644
--- a/railties/test/commands/dbconsole_test.rb
+++ b/railties/test/commands/dbconsole_test.rb
@@ -2,29 +2,72 @@ require 'abstract_unit'
 require 'rails/commands/dbconsole'
 
 class Rails::DBConsoleTest < ActiveSupport::TestCase
-  def teardown
-    %w[PGUSER PGHOST PGPORT PGPASSWORD].each{|key| ENV.delete(key)}
-  end
 
-  def test_config
-    Rails::DBConsole.const_set(:APP_PATH, "erb")
-
-    app_config({})
-    capture_abort { Rails::DBConsole.new.config }
-    assert aborted
-    assert_match(/No database is configured for the environment '\w+'/, output)
 
-    app_config(test: "with_init")
-    assert_equal Rails::DBConsole.new.config, "with_init"
-
-    app_db_file("test:\n  without_init")
-    assert_equal Rails::DBConsole.new.config, "without_init"
-
-    app_db_file("test:\n  <%= Rails.something_app_specific %>")
-    assert_equal Rails::DBConsole.new.config, "with_init"
+  def setup
+    Rails::DBConsole.const_set('APP_PATH', 'rails/all')
+  end
 
-    app_db_file("test:\n\ninvalid")
-    assert_equal Rails::DBConsole.new.config, "with_init"
+  def teardown
+    Rails::DBConsole.send(:remove_const, 'APP_PATH')
+    %w[PGUSER PGHOST PGPORT PGPASSWORD DATABASE_URL].each{|key| ENV.delete(key)}
+  end
+
+  def test_config_with_db_config_only
+    config_sample = {
+      "test"=> {
+        "adapter"=> "sqlite3",
+        "host"=> "localhost",
+        "port"=> "9000",
+        "database"=> "foo_test",
+        "user"=> "foo",
+        "password"=> "bar",
+        "pool"=> "5",
+        "timeout"=> "3000"
+      }
+    }
+    app_db_config(config_sample)
+    assert_equal Rails::DBConsole.new.config, config_sample["test"]
+  end
+
+  def test_config_with_no_db_config
+    app_db_config(nil)
+    assert_raise(ActiveRecord::AdapterNotSpecified) {
+      Rails::DBConsole.new.config
+    }
+  end
+
+  def test_config_with_database_url_only
+    ENV['DATABASE_URL'] = 'sqlite3://foo:bar@localhost:9000/foo_test?pool=5&timeout=3000'
+    app_db_config(nil)
+    assert_equal Rails::DBConsole.new.config.sort, {
+      "adapter"=> "sqlite3",
+      "host"=> "localhost",
+      "port"=> 9000,
+      "database"=> "foo_test",
+      "username"=> "foo",
+      "password"=> "bar",
+      "pool"=> "5",
+      "timeout"=> "3000"
+    }.sort
+  end
+
+  def test_config_choose_database_url_if_exists
+    ENV['DATABASE_URL'] = 'sqlite3://foo:bar@dburl:9000/foo_test?pool=5&timeout=3000'
+    sample_config = {
+      "test" => {
+        "adapter"=> "sqlite3",
+        "host"=> "localhost",
+        "port"=> 9000,
+        "database"=> "foo_test",
+        "username"=> "foo",
+        "password"=> "bar",
+        "pool"=> "5",
+        "timeout"=> "3000"
+      }
+    }
+    app_db_config(sample_config)
+    assert_equal Rails::DBConsole.new.config["host"], "dburl"
   end
 
   def test_env
@@ -177,6 +220,10 @@ class Rails::DBConsoleTest < ActiveSupport::TestCase
 
   private
 
+  def app_db_config(results)
+    Rails.application.config.stubs(:database_configuration).returns(results)
+  end
+
   def dbconsole
     @dbconsole ||= Rails::DBConsole.new(nil)
   end
@@ -197,11 +244,4 @@ class Rails::DBConsoleTest < ActiveSupport::TestCase
     end
   end
 
-  def app_db_file(result)
-    IO.stubs(:read).with("config/database.yml").returns(result)
-  end
-
-  def app_config(result)
-    Rails.application.config.stubs(:database_configuration).returns(result.stringify_keys)
-  end
 end
-- 
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