require 'spec_helper'

describe PhoneFormatValidator do
  before(:each) do
    @options = {:attributes => {}}
    @validator = PhoneFormatValidator.new(@options)
  end

  describe ".validate_seven_digit?" do
    it "should return false if the length isn't 7" do
      @validator.valid_seven_digit?("4321").should be_false
    end

    it "should return false if the first digit is 0" do
      @validator.valid_seven_digit?("0123456").should be_false
    end

    it "should return false if the first digit is 1" do
      @validator.valid_seven_digit?("1234567").should be_false
    end

    it "should return true if all requirements are met" do
      @validator.valid_seven_digit?("2345678").should be_true
    end
  end

  describe ".validate_ten_digit?" do
    before(:each) do
      @validator.stub!(:valid_seven_digit?).and_return(true)
    end

    it "should return false if the length isn't 10" do
      @validator.valid_ten_digit?("4321").should be_false
    end
    
    it "should return false if the first digit is 0" do
      @validator.valid_ten_digit?("0123456789").should be_false
    end

    it "should return false if the first digit is 1" do
      @validator.valid_ten_digit?("1234567890").should be_false
    end

    it "should return false if it fails seven digit validation" do
      @validator.should_receive(:valid_seven_digit?).and_return(false)
      @validator.valid_ten_digit?("2345678901").should be_false
    end

    it "should return true if all requirements are met" do
      @validator.valid_ten_digit?("2345678901").should be_true
    end
  end

  describe ".validate_ten_digit?" do
    before(:each) do
      @validator.stub!(:valid_ten_digit?).and_return(true)
    end

    it "should return false if the length isn't 11" do
      @validator.valid_eleven_digit?("4321").should be_false
    end

    it "should return false if the first digit is not 1" do
      @validator.valid_eleven_digit?("22234567890")
    end

    it "should return false if it fails ten digit validation" do
      @validator.should_receive(:valid_ten_digit?).and_return(false)
      @validator.valid_eleven_digit?("12234567890").should be_false
    end

    it "should return true if all requirements are met" do
      @validator.valid_eleven_digit?("12234567890").should be_true
    end
  end

  describe ".validate_by_region" do
    it "it should call the three north american methods" do
      @validator.should_receive(:valid_seven_digit?)
      @validator.should_receive(:valid_ten_digit?)
      @validator.should_receive(:valid_eleven_digit?)
      @validator.validate_by_region(:north_america, "2345678901")
    end
    it "should return false if the region does not match any known region" do
      @validator.validate_by_region(:other_region, "2345678901").should be_false
    end
  end

  describe ".validate_each" do
    before(:each) do
      @record = BasicRecord.new(:phone)
    end

    it "should call validate_by_region with north america by default" do
      @validator.should_receive(:validate_by_region).with(:north_america, "123456789")
      @validator.validate_each(@record, :phone, "123-45-6789")
    end
    
    it "should not validate_by_region if number is not numeric" do
      @validator.should_not_receive(:validate_by_region)
      @validator.validate_each(@record, :phone, "123-xyz-6789")
    end

    it "should not add an error due to allowed special characters" do
      @record.errors[:phone].should_not_receive("<<")
      @validator.validate_each(@record, :phone, "()+.- 12345678901")
    end
    
    it "should add an error on a bad phone number" do
      @record.errors[:phone].should_receive("<<")
      @validator.validate_each(@record, :phone, "123abc")
    end

    it "should not add an error on a good phone number" do
      @record.errors[:phone].should_not_receive("<<")
      @validator.validate_each(@record, :phone, "555-555-5555")
    end
  end
end