require 'test_helper'

class APITest < Test::Unit::TestCase

  context 'Initialization' do

    should 'require username and password' do
      lambda { TextMagic::API.new }.should raise_error(ArgumentError)
      TextMagic::API.new(random_string, random_string)
    end
  end

  context 'Account command' do

    setup do
      @username, @password = random_string, random_string
      @api = TextMagic::API.new(@username, @password)
      @response = random_string
      @processed_response = random_string
      TextMagic::API::Executor.stubs(:execute).returns(@response)
      TextMagic::API::Response.stubs(:account).returns(@processed_response)
    end

    should 'call Executor execute with correct arguments' do
      TextMagic::API::Executor.expects(:execute).with('account', @username, @password).returns(@response)
      @api.account
    end

    should 'call Response.account method to process the response hash' do
      processed_response = rand
      TextMagic::API::Response.expects(:account).with(@response).returns(processed_response)
      @api.account.should == processed_response
    end
  end

  context 'Send command' do

    setup do
      @username, @password = random_string, random_string
      @text, @phone = random_string, random_phone
      @api = TextMagic::API.new(@username, @password)
      @response = random_string
      @processed_response = random_string
      TextMagic::API::Executor.stubs(:execute).returns(@response)
      TextMagic::API::Response.stubs(:send).returns(@processed_response)
    end

    should 'call Executor execute with correct arguments' do
      TextMagic::API::Executor.expects(:execute).with('send', @username, @password, :text => @text, :phone => @phone, :unicode => 0).returns(@response)
      @api.send(@text, @phone)
    end

    should 'join multiple phone numbers supplied as an array' do
      phones = Array.new(3) { random_phone }
      TextMagic::API::Executor.expects(:execute).with('send', @username, @password, :text => @text, :phone => phones.join(','), :unicode => 0).returns(@response)
      @api.send(@text, phones)
    end

    should 'join multiple phone numbers supplied as arguments' do
      phones = Array.new(3) { random_phone }
      TextMagic::API::Executor.expects(:execute).with('send', @username, @password, :text => @text, :phone => phones.join(','), :unicode => 0).returns(@response)
      @api.send(@text, *phones)
    end

    should 'replace true with 1 for unicode' do
      TextMagic::API::Executor.expects(:execute).with('send', @username, @password, :text => @text, :phone => @phone, :unicode => 1).returns(@response)
      @api.send(@text, @phone, :unicode => true)
    end

    should 'set unicode value to 0 if it is not set to by user and text contains only characters from GSM 03.38 charset' do
      TextMagic::API::Executor.expects(:execute).with('send', @username, @password, :text => @text, :phone => @phone, :unicode => 0).returns(@response).times(2)
      @api.send(@text, @phone)
      @api.send(@text, @phone, :unicode => false)
    end

    should 'raise an error if unicode is set to 0 and text contains characters outside of GSM 03.38 charset' do
      text = 'Вильма Привет'
      lambda { @api.send(text, @phone, :unicode => false) }.should raise_error(TextMagic::API::Error)
    end

    should 'raise an error if unicode value is not valid' do
      lambda { @api.send(@text, @phone, :unicode => 2 + rand(10)) }.should raise_error(TextMagic::API::Error)
      lambda { @api.send(@text, @phone, :unicode => random_string) }.should raise_error(TextMagic::API::Error)
    end

    should 'raise an error if no phone numbers are specified' do
      lambda { @api.send(@text) }.should raise_error(TextMagic::API::Error)
      lambda { @api.send(@text, []) }.should raise_error(TextMagic::API::Error)
    end

    should 'raise an error if format of any of the specified phone numbers is invalid' do
      TextMagic::API.expects(:validate_phones).returns(false)
      lambda { @api.send(@text, random_string) }.should raise_error(TextMagic::API::Error)
    end

    should 'raise an error if text is empty' do
      lambda { @api.send('', @phone) }.should raise_error(TextMagic::API::Error)
    end

    should 'raise an error if text is too long' do
      TextMagic::API.expects(:validate_text_length).returns(false)
      lambda { @api.send(@text, @phone) }.should raise_error(TextMagic::API::Error)
    end

    should 'call Response.send method to process the response hash (single phone)' do
      processed_response = rand
      TextMagic::API::Response.expects(:send).with(@response, true).returns(processed_response)
      @api.send(@text, random_phone).should == processed_response
    end

    should 'call Response.send method to process the response hash (multiple phones)' do
      processed_response = rand
      TextMagic::API::Response.expects(:send).with(@response, false).returns(processed_response).twice
      @api.send(@text, [random_phone]).should == processed_response
      @api.send(@text, random_phone, random_phone).should == processed_response
    end
  end

  context 'Message status command' do

    setup do
      @username, @password = random_string, random_string
      @api = TextMagic::API.new(@username, @password)
      @response = random_string
      @processed_response = random_string
      TextMagic::API::Executor.stubs(:execute).returns(@response)
      TextMagic::API::Response.stubs(:message_status).returns(@processed_response)
    end

    should 'call Executor execute with correct arguments' do
      id = random_string
      TextMagic::API::Executor.expects(:execute).with('message_status', @username, @password, :ids => id).returns(@response)
      @api.message_status(id)
    end

    should 'join ids supplied as array' do
      ids = Array.new(3) { random_string }
      TextMagic::API::Executor.expects(:execute).with('message_status', @username, @password, :ids => ids.join(','))
      @api.message_status(ids)
    end

    should 'join ids supplied as arguments' do
      ids = Array.new(3) { random_string }
      TextMagic::API::Executor.expects(:execute).with('message_status', @username, @password, :ids => ids.join(','))
      @api.message_status(*ids)
    end

    should 'not call execute and should raise an exception if no ids are specified' do
      TextMagic::API::Executor.expects(:execute).never
      lambda { @api.message_status }.should raise_error(TextMagic::API::Error)
    end

    should 'call Response.message_status method to process the response hash (single id)' do
      TextMagic::API::Response.expects(:message_status).with(@response, true).returns(@processed_response)
      @api.message_status(random_string).should == @processed_response
    end

    should 'call Response.message_status method to process the response hash (multiple ids)' do
      TextMagic::API::Response.expects(:message_status).with(@response, false).returns(@processed_response).twice
      @api.message_status([random_string]).should == @processed_response
      @api.message_status(random_string, random_string).should == @processed_response
    end
  end

  context 'Receive command' do

    setup do
      @username, @password = random_string, random_string
      @api = TextMagic::API.new(@username, @password)
      @response = random_string
      @processed_response = random_string
      TextMagic::API::Executor.stubs(:execute).returns(@response)
      TextMagic::API::Response.stubs(:receive).returns(@processed_response)
    end

    should 'call Executor execute with correct arguments' do
      TextMagic::API::Executor.expects(:execute).with('receive', @username, @password, :last_retrieved_id => nil)
      @api.receive
    end

    should 'accept last_retrieved_id optional value' do
      last_retrieved_id = rand(1e10)
      TextMagic::API::Executor.expects(:execute).with('receive', @username, @password, :last_retrieved_id => last_retrieved_id)
      @api.receive(last_retrieved_id)
    end

    should 'call Response.receive method to process the response hash' do
      TextMagic::API::Response.expects(:receive).with(@response).returns(@processed_response)
      @api.receive(random_string).should == @processed_response
    end
  end

  context 'Delete reply command' do

    setup do
      @username, @password = random_string, random_string
      @api = TextMagic::API.new(@username, @password)
      @response = random_string
      @processed_response = random_string
      TextMagic::API::Executor.stubs(:execute).returns(@response)
      TextMagic::API::Response.stubs(:delete_reply).returns(@processed_response)
    end

    should 'call Executor execute with correct arguments' do
      id = random_string
      TextMagic::API::Executor.expects(:execute).with('delete_reply', @username, @password, :ids => id)
      @api.delete_reply(id)
    end

    should 'join ids supplied as array' do
      ids = Array.new(3) { random_string }
      TextMagic::API::Executor.expects(:execute).with('delete_reply', @username, @password, :ids => ids.join(','))
      @api.delete_reply(ids)
    end

    should 'join ids supplied as arguments' do
      ids = Array.new(3) { random_string }
      TextMagic::API::Executor.expects(:execute).with('delete_reply', @username, @password, :ids => ids.join(','))
      @api.delete_reply(*ids)
    end

    should 'not call execute and should raise an exception if no ids are specified' do
      TextMagic::API::Executor.expects(:execute).never
      lambda { @api.delete_reply }.should raise_error(TextMagic::API::Error)
    end

    should 'return true' do
      @api.delete_reply(random_string).should == true
    end
  end
end