resolves #2150 coerce image-caption-max-width to fit-content if float attribute is set on block image (PR #2160)

1 files changed, 40 insertions, 0 deletions

diff --git a/spec/image_spec.rb b/spec/image_spec.rb
index 704a2211..36299557 100644
--- a/spec/image_spec.rb
+++ b/spec/image_spec.rb
@@ -2010,6 +2010,46 @@ describe 'Asciidoctor::PDF::Converter - Image' do
       (expect caption_text_l1[:x] + caption_text_l1[:width]).to be_within(1).of caption_text_l2[:x] + caption_text_l2[:width]
     end
 
+    it 'should configure caption width to fit image width if float attribute is set on image' do
+      input = <<~'EOS'
+      .This is a picture of our beloved Tux.
+      image::tux.png[align=right,float=right]
+      EOS
+
+      tux_image = (to_pdf input, analyze: :image).images[0]
+      pdf = to_pdf input, analyze: true
+      caption_texts = pdf.text
+      (expect caption_texts).to have_size 2
+      caption_text_l1, caption_text_l2 = caption_texts
+      (expect caption_text_l1[:y]).to be > caption_text_l2[:y]
+      (expect caption_text_l1[:string]).to start_with 'Figure 1.'
+      (expect caption_text_l1[:width]).to be < tux_image[:width]
+      (expect caption_text_l2[:width]).to be < tux_image[:width]
+      (expect caption_text_l1[:x]).to eql tux_image[:x]
+      (expect caption_text_l2[:x]).to eql caption_text_l1[:x]
+    end
+
+    it 'should not change caption width if float attribute is set on image and caption max width is fit-content' do
+      pdf_theme = { image_caption_align: 'inherit', image_caption_max_width: 'fit-content(50%)' }
+      input = <<~'EOS'
+      .This is a picture of our beloved Tux.
+      image::tux.png[align=right,float=right]
+      EOS
+
+      tux_image = (to_pdf input, pdf_theme: pdf_theme, analyze: :image).images[0]
+      pdf = to_pdf input, pdf_theme: pdf_theme, analyze: true
+      caption_texts = pdf.text
+      (expect caption_texts).to have_size 3
+      caption_text_l1, caption_text_l2, caption_text_l3 = caption_texts
+      (expect caption_text_l1[:y]).to be > caption_text_l2[:y]
+      (expect caption_text_l2[:y]).to be > caption_text_l3[:y]
+      (expect caption_text_l1[:string]).to start_with 'Figure 1.'
+      (expect caption_text_l1[:width]).to be < (tux_image[:width] * 0.5)
+      (expect caption_text_l2[:width]).to be < (tux_image[:width] * 0.5)
+      (expect caption_text_l3[:width]).to be < (tux_image[:width] * 0.5)
+      (expect caption_text_l1[:x]).to be > (tux_image[:x] + tux_image[:width] * 0.5)
+    end
+
     it 'should restrict caption width to percentage of image width if max-width is fit-content function' do
       pdf_theme = {
         image_caption_align: 'inherit',