Merge pull request #6012 from avakhov/dbconsole-test

Cover Rails::DBConsole with tests

1 files changed, 128 insertions, 0 deletions

diff --git a/railties/test/commands/dbconsole_test.rb b/railties/test/commands/dbconsole_test.rb
new file mode 100644
index 0000000000..0bf417c014
--- /dev/null
+++ b/railties/test/commands/dbconsole_test.rb
@@ -0,0 +1,128 @@
+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_no_database_configured
+    start [], false
+    assert aborted
+    assert_match /No database is configured for the environment '\w+'/, output
+  end
+
+  def test_mysql
+    dbconsole.expects(:find_cmd_and_exec).with(%w[mysql mysql5], 'db')
+    start [], {adapter: 'mysql', database: 'db'}
+    assert !aborted
+  end
+
+  def test_mysql_full
+    dbconsole.expects(:find_cmd_and_exec).with(%w[mysql mysql5], '--host=locahost', '--port=1234', '--socket=socket', '--user=user', '--default-character-set=UTF-8', '-p', 'db')
+    start [], {adapter: 'mysql', database: 'db', host: 'locahost', port: 1234, socket: 'socket', username: 'user', password: 'qwerty', encoding: 'UTF-8'}
+    assert !aborted
+  end
+
+  def test_mysql_include_password
+    dbconsole.expects(:find_cmd_and_exec).with(%w[mysql mysql5], '--user=user', '--password=qwerty', 'db')
+    start ['-p'], {adapter: 'mysql', database: 'db', username: 'user', password: 'qwerty'}
+    assert !aborted
+  end
+
+  def test_postgresql
+    dbconsole.expects(:find_cmd_and_exec).with('psql', 'db')
+    start [], {adapter: 'postgresql', database: 'db'}
+    assert !aborted
+  end
+
+  def test_postgresql_full
+    dbconsole.expects(:find_cmd_and_exec).with('psql', 'db')
+    start [], {adapter: 'postgresql', database: 'db', username: 'user', password: 'q1w2e3', host: 'host', port: 5432}
+    assert !aborted
+    assert_equal 'user', ENV['PGUSER']
+    assert_equal 'host', ENV['PGHOST']
+    assert_equal '5432', ENV['PGPORT']
+    assert_not_equal 'q1w2e3', ENV['PGPASSWORD']
+  end
+
+  def test_postgresql_include_password
+    dbconsole.expects(:find_cmd_and_exec).with('psql', 'db')
+    start ['-p'], {adapter: 'postgresql', database: 'db', username: 'user', password: 'q1w2e3'}
+    assert !aborted
+    assert_equal 'user', ENV['PGUSER']
+    assert_equal 'q1w2e3', ENV['PGPASSWORD']
+  end
+
+  def test_sqlite
+    dbconsole.expects(:find_cmd_and_exec).with('sqlite', 'db')
+    start [], {adapter: 'sqlite', database: 'db'}
+    assert !aborted
+  end
+
+  def test_sqlite3
+    dbconsole.expects(:find_cmd_and_exec).with('sqlite3', 'db')
+    start [], {adapter: 'sqlite3', database: 'db'}
+    assert !aborted
+  end
+
+  def test_sqlite3_mode
+    dbconsole.expects(:find_cmd_and_exec).with('sqlite3', '-html', 'db')
+    start ['--mode', 'html'], {adapter: 'sqlite3', database: 'db'}
+    assert !aborted
+  end
+
+  def test_sqlite3_header
+    dbconsole.expects(:find_cmd_and_exec).with('sqlite3', '-header', 'db')
+    start ['--header'], {adapter: 'sqlite3', database: 'db'}
+    assert !aborted
+  end
+
+  def test_oracle
+    dbconsole.expects(:find_cmd_and_exec).with('sqlplus', 'user@db')
+    start [], {adapter: 'oracle', database: 'db', username: 'user', password: 'secret'}
+    assert !aborted
+  end
+
+  def test_oracle_include_password
+    dbconsole.expects(:find_cmd_and_exec).with('sqlplus', 'user/secret@db')
+    start ['-p'], {adapter: 'oracle', database: 'db', username: 'user', password: 'secret'}
+    assert !aborted
+  end
+
+  def test_unknown_command_line_client
+    start [], {adapter: 'unknown', database: 'db'}
+    assert aborted
+    assert_match /Unknown command-line client for db/, output
+  end
+
+  private
+  attr_reader :aborted, :output
+
+  def dbconsole
+    @dbconsole ||= Rails::DBConsole.new(app)
+  end
+
+  def start(argv = [], database_configuration = {})
+    dbconsole.stubs(arguments: argv)
+    app.config.stubs(database_configuration: {
+      Rails.env => database_configuration ? database_configuration.stringify_keys : database_configuration
+    })
+
+    @aborted = false
+    @output = capture(:stderr) do 
+      begin
+        dbconsole.start
+      rescue SystemExit
+        @aborted = true
+      end
+    end
+  end
+
+  def app
+    @app ||= begin
+      config = mock("config")
+      stub("app", config: config)
+    end
+  end
+end