require 'spec_helper'

describe Hieracles::Formats::Csv do
  let(:node) { double("node") }
  let(:csv_format) { Hieracles::Formats::Csv.new node }

  describe ".info" do
    let(:expected) {"fqdn;farm\n"}
    before {
      allow(node).to receive(:info).and_return(
        {
          'Node' => 'fqdn',
          'Farm' => 'farm'
        }
      )
    }
    it "outputs proper text" do
      expect(csv_format.info nil).to eq expected
    end
  end

  describe ".facts" do
    let(:expected) {"Node;Farm\nfqdn;farm\n"}
    before {
      allow(node).to receive(:facts).and_return(
        {
          'Node' => 'fqdn',
          'Farm' => 'farm'
        }
      )
    }
    it "outputs proper text" do
      expect(csv_format.facts nil).to eq expected
    end
  end

  describe ".files" do
    let(:expected) { "path1;path2\n" }
    before {
      allow(node).to receive(:files).and_return(['path1', 'path2'])
    }
    it "outputs proper text" do
      expect(csv_format.files nil).to eq expected
    end
  end
  
  describe ".paths" do
    let(:expected) { "path1;path2\n" }
    before {
      allow(node).to receive(:paths).and_return(['path1', 'path2'])
    }
    it "outputs proper text" do
      expect(csv_format.paths nil).to eq expected
    end
  end

  describe ".build_head" do
    let(:expected) { "path1;path2;var;value;overriden\n" }
    before {
      allow(node).to receive(:files).and_return(['path1', 'path2'])
    }
    it "outputs proper text" do
      expect(csv_format.send :build_head, true).to eq expected
    end
  end

  describe ".build_params_line" do
    context "with array values" do
      context "when merged" do
        let(:expected) { 
           "0;0;params.this.var;[\"value1\", \"value2\"];0\n" +
           "1;0;params.this.var;[\"value1\"];1\n" + 
           "0;1;params.this.var;[\"value2\"];1\n"
        }
        let(:params) {
          {
            file: '-', 
            value: ['value1','value2'], 
            overriden: true, 
            found_in: [
              { file: 'path1', value: ['value1'] },
              { file: 'path2', value: ['value2'] }
            ]
          } 
        }
        before {
          allow(node).to receive(:files).and_return(['path1', 'path2'])
        }
        it "outputs proper text" do
          expect(csv_format.send :build_params_line,
            "params.this.var", 
            params, 
            nil).to eq expected
        end
      end
    end
    context "with non-array values" do
      let(:expected) { 
         "0;0;params.this.var;value1;0\n" +
         "1;0;params.this.var;value1;1\n" +
         "0;1;params.this.var;value2;1\n"
      }
      let(:params) {
        {
          file: '-', 
          value: 'value1', 
          overriden: true, 
          found_in: [
            { file: 'path1', value: 'value1' },
            { file: 'path2', value: 'value2' }
          ]
        } 
      }
      before {
        allow(node).to receive(:files).and_return(['path1', 'path2'])
      }
      it "outputs proper text" do
        expect(csv_format.send :build_params_line,
          "params.this.var", 
          params, 
          nil).to eq expected
      end
    end
  end

  describe ".build_modules_line" do
    before {
      allow(node).to receive(:modules).and_return(
        { 
          'module1' => nil, 
          'longmodule2' => nil
        }
      )
    }
    let(:expected) { "module1;value\n" }
    it "outputs proper text" do
      expect(csv_format.send :build_modules_line, "module1", "value").to eq expected
    end
  end

end