require File.dirname(__FILE__) + '/spec_helper'

describe Hash do
  it "limit_to_keys should limit keys in hash" do
    h = {:bro1=>'me',:bro2=>'rob',:bro3=>'eric'}
    h.limit_to_keys([:bro1,:bro2]).should == {:bro1=>'me',:bro2=>'rob'}
    h.should == {:bro1=>'me',:bro2=>'rob',:bro3=>'eric'}
  end

  it "limit_to_keys! should destructively limit keys in hash" do
    h = {:bro1=>'me',:bro2=>'rob',:bro3=>'eric'}
    h.limit_to_keys!([:bro1,:bro2]).should == {:bro1=>'me',:bro2=>'rob'}
    h.should == {:bro1=>'me',:bro2=>'rob'}
  end

  it "soft deletes" do
    h = {:dan=>1,:eric=>2}
    h.soft_delete(:dan).should == {:eric=>2}
  end

  it "merge_add_values should add values with same key" do
    h = {:e=>[1],:f=>3}
    h2 = {:e=>[2],:f=>22}
    h.merge_add_values(h2).should == {:e=>[1,2],:f=>25}
  end
end

describe Integer do
  it "should return the number divided by 100 as a float" do
    i = 1000043
    i.as_cost.should == 10000.43
  end

  it "should return the number in hundredths" do
    i = 10343
    i.in_hundredths.should == 172.38
  end

  it "should be able to convert to a currency string" do
    123423.to_currency.should == "$123,423.00"
  end
end

describe Float do
  it "should return the number divided by 100" do
    i = 1000043.0
    i.as_cost.should == 10000.430
  end

  it "should return the number in hundredths" do
    i = 10343.56
    i.in_hundredths.should == 172.39
  end

  it "should be able to convert to a currency string" do
    123423.5673.to_currency.should == "$123,423.57"
  end
end

describe Range do
  it "method split_by_step creates ranges out of original range by step" do
    range = 0..30
    range.split_by_step(10).should == [0..10,11..21,22..30]
    range = 1..101
    range.split_by_step(25).should == [1..26,27..52,53..78,79..101]
    range = 0..20
    range.split_by_step(20).should == [0..20]
    range = 1..2
    range.split_by_step(3).should == [1..2]
    range = 1..1
    range.split_by_step(10).should == [1..1]
  end
end

describe Array do
  describe "flat file conversions" do
    before :all do
      @array = ["one", "two","three"]
    end

    it "can do flat file string conversions with default values" do
      @array.to_flat_file_row.should == "one,two,three"
    end

    it "can do flat file string conversions with options" do
      @array.to_flat_file_row(:delimeter => '|', :enclosed_by => '"').should == %q{"one"|"two"|"three"}
    end
  end
end

describe String do
  it "can generate a string of lower case characters of length" do
    String.random_of_length(4).should match(/[a-z]{4}/)
  end
end