ansi2html_spec.rb 7.17 KB
Newer Older
1 2
require 'spec_helper'

Douwe Maan's avatar
Douwe Maan committed
3
describe Ci::Ansi2html, lib: true do
4
  subject { Ci::Ansi2html }
5 6

  it "prints non-ansi as-is" do
7
    expect(subject.convert("Hello")[:html]).to eq('Hello')
8 9 10
  end

  it "strips non-color-changing controll sequences" do
11
    expect(subject.convert("Hello \e[2Kworld")[:html]).to eq('Hello world')
12 13 14
  end

  it "prints simply red" do
15
    expect(subject.convert("\e[31mHello\e[0m")[:html]).to eq('<span class="term-fg-red">Hello</span>')
16 17 18
  end

  it "prints simply red without trailing reset" do
19
    expect(subject.convert("\e[31mHello")[:html]).to eq('<span class="term-fg-red">Hello</span>')
20 21 22
  end

  it "prints simply yellow" do
23
    expect(subject.convert("\e[33mHello\e[0m")[:html]).to eq('<span class="term-fg-yellow">Hello</span>')
24 25 26
  end

  it "prints default on blue" do
27
    expect(subject.convert("\e[39;44mHello")[:html]).to eq('<span class="term-bg-blue">Hello</span>')
28 29 30
  end

  it "prints red on blue" do
31
    expect(subject.convert("\e[31;44mHello")[:html]).to eq('<span class="term-fg-red term-bg-blue">Hello</span>')
32 33 34
  end

  it "resets colors after red on blue" do
35
    expect(subject.convert("\e[31;44mHello\e[0m world")[:html]).to eq('<span class="term-fg-red term-bg-blue">Hello</span> world')
36 37 38
  end

  it "performs color change from red/blue to yellow/blue" do
39
    expect(subject.convert("\e[31;44mHello \e[33mworld")[:html]).to eq('<span class="term-fg-red term-bg-blue">Hello </span><span class="term-fg-yellow term-bg-blue">world</span>')
40 41 42
  end

  it "performs color change from red/blue to yellow/green" do
43
    expect(subject.convert("\e[31;44mHello \e[33;42mworld")[:html]).to eq('<span class="term-fg-red term-bg-blue">Hello </span><span class="term-fg-yellow term-bg-green">world</span>')
44 45 46
  end

  it "performs color change from red/blue to reset to yellow/green" do
47
    expect(subject.convert("\e[31;44mHello\e[0m \e[33;42mworld")[:html]).to eq('<span class="term-fg-red term-bg-blue">Hello</span> <span class="term-fg-yellow term-bg-green">world</span>')
48 49 50
  end

  it "ignores unsupported codes" do
51
    expect(subject.convert("\e[51mHello\e[0m")[:html]).to eq('Hello')
52 53 54
  end

  it "prints light red" do
55
    expect(subject.convert("\e[91mHello\e[0m")[:html]).to eq('<span class="term-fg-l-red">Hello</span>')
56 57 58
  end

  it "prints default on light red" do
59
    expect(subject.convert("\e[101mHello\e[0m")[:html]).to eq('<span class="term-bg-l-red">Hello</span>')
60 61 62
  end

  it "performs color change from red/blue to default/blue" do
63
    expect(subject.convert("\e[31;44mHello \e[39mworld")[:html]).to eq('<span class="term-fg-red term-bg-blue">Hello </span><span class="term-bg-blue">world</span>')
64 65 66
  end

  it "performs color change from light red/blue to default/blue" do
67
    expect(subject.convert("\e[91;44mHello \e[39mworld")[:html]).to eq('<span class="term-fg-l-red term-bg-blue">Hello </span><span class="term-bg-blue">world</span>')
68 69 70
  end

  it "prints bold text" do
71
    expect(subject.convert("\e[1mHello")[:html]).to eq('<span class="term-bold">Hello</span>')
72 73 74
  end

  it "resets bold text" do
75 76
    expect(subject.convert("\e[1mHello\e[21m world")[:html]).to eq('<span class="term-bold">Hello</span> world')
    expect(subject.convert("\e[1mHello\e[22m world")[:html]).to eq('<span class="term-bold">Hello</span> world')
77 78 79
  end

  it "prints italic text" do
80
    expect(subject.convert("\e[3mHello")[:html]).to eq('<span class="term-italic">Hello</span>')
81 82 83
  end

  it "resets italic text" do
84
    expect(subject.convert("\e[3mHello\e[23m world")[:html]).to eq('<span class="term-italic">Hello</span> world')
85 86 87
  end

  it "prints underlined text" do
88
    expect(subject.convert("\e[4mHello")[:html]).to eq('<span class="term-underline">Hello</span>')
89 90 91
  end

  it "resets underlined text" do
92
    expect(subject.convert("\e[4mHello\e[24m world")[:html]).to eq('<span class="term-underline">Hello</span> world')
93 94 95
  end

  it "prints concealed text" do
96
    expect(subject.convert("\e[8mHello")[:html]).to eq('<span class="term-conceal">Hello</span>')
97 98 99
  end

  it "resets concealed text" do
100
    expect(subject.convert("\e[8mHello\e[28m world")[:html]).to eq('<span class="term-conceal">Hello</span> world')
101 102 103
  end

  it "prints crossed-out text" do
104
    expect(subject.convert("\e[9mHello")[:html]).to eq('<span class="term-cross">Hello</span>')
105 106 107
  end

  it "resets crossed-out text" do
108
    expect(subject.convert("\e[9mHello\e[29m world")[:html]).to eq('<span class="term-cross">Hello</span> world')
109 110 111
  end

  it "can print 256 xterm fg colors" do
112
    expect(subject.convert("\e[38;5;16mHello")[:html]).to eq('<span class="xterm-fg-16">Hello</span>')
113 114 115
  end

  it "can print 256 xterm fg colors on normal magenta background" do
116
    expect(subject.convert("\e[38;5;16;45mHello")[:html]).to eq('<span class="xterm-fg-16 term-bg-magenta">Hello</span>')
117 118 119
  end

  it "can print 256 xterm bg colors" do
120
    expect(subject.convert("\e[48;5;240mHello")[:html]).to eq('<span class="xterm-bg-240">Hello</span>')
121 122 123
  end

  it "can print 256 xterm bg colors on normal magenta foreground" do
124
    expect(subject.convert("\e[48;5;16;35mHello")[:html]).to eq('<span class="term-fg-magenta xterm-bg-16">Hello</span>')
125 126 127
  end

  it "prints bold colored text vividly" do
128
    expect(subject.convert("\e[1;31mHello\e[0m")[:html]).to eq('<span class="term-fg-l-red term-bold">Hello</span>')
129 130 131
  end

  it "prints bold light colored text correctly" do
132 133 134 135 136 137 138
    expect(subject.convert("\e[1;91mHello\e[0m")[:html]).to eq('<span class="term-fg-l-red term-bold">Hello</span>')
  end

  it "prints &lt;" do
    expect(subject.convert("<")[:html]).to eq('&lt;')
  end

139 140 141 142 143 144 145 146
  it "replaces newlines with line break tags" do
    expect(subject.convert("\n")[:html]).to eq('<br>')
  end

  it "groups carriage returns with newlines" do
    expect(subject.convert("\r\n")[:html]).to eq('<br>')
  end

147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185
  describe "incremental update" do
    shared_examples 'stateable converter' do
      let(:pass1) { subject.convert(pre_text) }
      let(:pass2) { subject.convert(pre_text + text, pass1[:state]) }

      it "to returns html to append" do
        expect(pass2[:append]).to be_truthy
        expect(pass2[:html]).to eq(html)
        expect(pass1[:text] + pass2[:text]).to eq(pre_text + text)
        expect(pass1[:html] + pass2[:html]).to eq(pre_html + html)
      end
    end

    context "with split word" do
      let(:pre_text) { "\e[1mHello" }
      let(:pre_html) { "<span class=\"term-bold\">Hello</span>" }
      let(:text) { "\e[1mWorld" }
      let(:html) { "<span class=\"term-bold\"></span><span class=\"term-bold\">World</span>" }

      it_behaves_like 'stateable converter'
    end

    context "with split sequence" do
      let(:pre_text) { "\e[1m" }
      let(:pre_html) { "<span class=\"term-bold\"></span>" }
      let(:text) { "Hello" }
      let(:html) { "<span class=\"term-bold\">Hello</span>" }

      it_behaves_like 'stateable converter'
    end

    context "with partial sequence" do
      let(:pre_text) { "Hello\e" }
      let(:pre_html) { "Hello" }
      let(:text) { "[1m World" }
      let(:html) { "<span class=\"term-bold\"> World</span>" }

      it_behaves_like 'stateable converter'
    end
Kamil Trzcinski's avatar
Kamil Trzcinski committed
186 187 188 189 190 191 192 193 194

    context 'with new line' do
      let(:pre_text) { "Hello\r" }
      let(:pre_html) { "Hello\r" }
      let(:text) { "\nWorld" }
      let(:html) { "<br>World" }

      it_behaves_like 'stateable converter'
    end
195 196
  end
end