# encoding: utf-8
require 'spec_helper'
require 'logfmt/parser'

describe Logfmt::Parser do
  it 'parse empty log line' do
    data = Logfmt.parse("")
    expect(data).to eq({})
  end

  it 'parse whitespace only log line' do
    data = Logfmt.parse("\t")
    expect(data).to eq({})
  end

  it 'parse key without value' do
    data = Logfmt.parse("key")
    expect(data).to eq({"key" => true})
  end

  it 'parse key without value and whitespace' do
    data = Logfmt.parse("  key  ")
    expect(data).to eq({"key" => true})
  end

  it 'parse multiple single keys' do
    data = Logfmt.parse("key1 key2")
    expect(data).to eq({"key1" => true, "key2" => true})
  end

  it 'parse unquoted value' do
    data = Logfmt.parse("key=value")
    expect(data).to eq({"key" => "value"})
  end

  it 'parse pairs' do
    data = Logfmt.parse("key1=value1 key2=value2")
    expect(data).to eq({"key1" => "value1", "key2" => "value2"})
  end

  it 'parse mixed single/non-single pairs' do
    data = Logfmt.parse("key1=value1 key2")
    expect(data).to eq({"key1" => "value1", "key2" => true})
  end

  it 'parse mixed pairs whatever the order' do
    data = Logfmt.parse("key1 key2=value2")
    expect(data).to eq({"key1" => true, "key2" => "value2"})
  end

  it 'parse quoted value' do
    data = Logfmt.parse('key="quoted value"')
    expect(data).to eq({"key" => "quoted value"})
  end

  it 'parse escaped quote value ' do
    data = Logfmt.parse('key="quoted \" value" r="esc\t"')
    expect(data).to eq({"key" => 'quoted " value', "r" => "esc\t"})
  end

  it 'parse mixed pairs' do
    data = Logfmt.parse('key1="quoted \" value" key2 key3=value3')
    expect(data).to eq({"key1" => 'quoted " value', "key2" => true, "key3" => "value3"})
  end

  it 'parse mixed characters pairs' do
    data = Logfmt.parse('foo=bar a=14 baz="hello kitty" ƒ=2h3s cool%story=bro f %^asdf')
    expect(data).to eq({"foo" => "bar", "a" => "14", "baz" => "hello kitty", "ƒ" => "2h3s", "cool%story" => "bro", "f" => true, "%^asdf" => true})
  end

  it 'parse pair with empty quote' do
    data = Logfmt.parse('key=""')
    expect(data).to eq({"key" => ""})
  end
end