follow-up to #1745 to add support for % units as well

1 files changed, 14 insertions, 0 deletions

diff --git a/spec/formatted_text_formatter_spec.rb b/spec/formatted_text_formatter_spec.rb
index 440856fe..3e28de87 100644
--- a/spec/formatted_text_formatter_spec.rb
+++ b/spec/formatted_text_formatter_spec.rb
@@ -184,6 +184,13 @@ describe Asciidoctor::PDF::FormattedText::Formatter do
       (expect superscript_text[:font_size]).to eql expected_font_size
     end
 
+    it 'should compute font size for superscript phrase correctly when parent element uses % units' do
+      pdf = to_pdf '`x^2^` represents exponential growth', pdf_theme: { base_font_size: 14, literal_font_size: '90%' }, analyze: true
+      expected_font_size = 14 * 0.9 * 0.583
+      superscript_text = pdf.find_unique_text '2'
+      (expect superscript_text[:font_size]).to eql expected_font_size
+    end
+
     it 'should format subscript phrase' do
       pdf = to_pdf 'O~2~', analyze: true
       (expect pdf.strings).to eql %w(O 2)
@@ -199,6 +206,13 @@ describe Asciidoctor::PDF::FormattedText::Formatter do
       (expect subscript_text[:font_size]).to eql expected_font_size
     end
 
+    it 'should compute font size for subscript phrase correctly when parent element uses % units' do
+      pdf = to_pdf 'The formula `O~2~` is oxygen', pdf_theme: { base_font_size: 14, literal_font_size: '90%' }, analyze: true
+      expected_font_size = 14 * 0.9 * 0.583
+      subscript_text = pdf.find_unique_text '2'
+      (expect subscript_text[:font_size]).to eql expected_font_size
+    end
+
     it 'should add background and border to code as defined in theme', visual: true do
       theme_overrides = {
         literal_background_color: 'f5f5f5',