strictdoc-project · stanislaw · Oct 19, 2025 · Oct 19, 2025
diff --git a/docs/strictdoc_20_L1_Open_Requirements_Tool.sdoc b/docs/strictdoc_20_L1_Open_Requirements_Tool.sdoc
@@ -1121,6 +1121,18 @@ This section captures the requirements related to "Requirements exchange" as out
 The Requirements Tool should fundamentally support the exchange of documentation and requirements with other tools. Importing data into this tool and exporting data from it to other tools should be straightforward. The key focus of this section's requirements is on enabling seamless access to requirements and documentation data.
 <<<
 
+[REQUIREMENT]
+MID: 086eb992322d4c43ad91a40f6c9f9952
+UID: SDOC-SSS-96
+STATUS: Active
+TITLE: PDF export
+STATEMENT: >>>
+The Requirements Tool shall support exporting documentation content to PDF, both individual documents and complete documentation trees.
+<<<
+RATIONALE: >>>
+PDF is one of the most common formats for reviewing documentation.
+<<<
+
 [REQUIREMENT]
 MID: 73e70548c2cf415f94adbf1066d5fe4b
 UID: SDOC-SSS-58

diff --git a/docs/strictdoc_21_L2_StrictDoc_Requirements.sdoc b/docs/strictdoc_21_L2_StrictDoc_Requirements.sdoc
@@ -741,13 +741,18 @@ RELATIONS:
 MID: f2fd90ad8a2946e7b085233a9c7a8a75
 UID: SDOC-SRS-51
 STATUS: Active
-TITLE: Export to printable HTML pages (HTML2PDF)
+TITLE: Export to HTML content to PDF (HTML2PDF)
 STATEMENT: >>>
-StrictDoc shall provide export to printable HTML pages.
+StrictDoc shall allow exporting documents and entire documentation trees to PDF.
+<<<
+RATIONALE: >>>
+As required by the parent requirement, PDF is one of the most common documentation formats.
 <<<
 RELATIONS:
 - TYPE: Parent
   VALUE: DO178-5
+- TYPE: Parent
+  VALUE: SDOC-SSS-96
 
 [REQUIREMENT]
 MID: 8811f0ef33de4365bc66a602a8c184f6

diff --git a/docs_extra/DO178_requirements.sdoc b/docs_extra/DO178_requirements.sdoc
@@ -173,9 +173,6 @@ TITLE: PDF and HTML publishing
 STATEMENT: >>>
 StrictDoc shall support publication of documents to HTML and PDF formats.
 <<<
-COMMENT: >>>
-N: Sphinx is nice for release.
-<<<
 
 [REQUIREMENT]
 MID: 8b73ce9efcc840b2be272d5aaef08e70

diff --git a/strictdoc/core/actions/export_action.py b/strictdoc/core/actions/export_action.py
@@ -105,6 +105,7 @@ def export(self) -> None:
                         specific_documents=(DocumentType.DOCUMENT,),
                     )
 
+            # @relation(SDOC-SRS-51, scope=range_start)
             if "html2pdf" in self.project_config.export_formats:
                 output_html2pdf_root = os.path.join(
                     self.project_config.output_dir, "html2pdf"
@@ -128,6 +129,7 @@ def export(self) -> None:
                         output_html2pdf_root,
                         flat_assets=True,
                     )
+            # @relation(SDOC-SRS-51, scope=range_end)
 
         if "rst" in self.project_config.export_formats:
             output_rst_root = os.path.join(

diff --git a/strictdoc/core/traceability_index.py b/strictdoc/core/traceability_index.py
@@ -989,6 +989,8 @@ def clone_to_bundle_document(
         - The bundle is generated to the root of the output folder (level=0).
         - Some variables do not contribute (yet) to the final result, so they
           are marked as NOT_RELEVANT.
+
+        @relation(SDOC-SRS-51, scope=function)
         """
         traceability_index_copy = deepcopy(self)
         bundle_document = SDocDocument(

diff --git a/strictdoc/export/html/renderers/link_renderer.py b/strictdoc/export/html/renderers/link_renderer.py
@@ -114,6 +114,13 @@ def render_node_link(
         assert isinstance(node, (SDocNode, Anchor)), node
         assert isinstance(document_type, DocumentType), type(document_type)
         local_link = self.render_local_anchor(node)
+
+        # If the context document is a bundle, all contained documents are
+        # merged into this bundle document. In this case, all links are local,
+        # so there is no need to resolve links to external documents.
+        if context_document is not None and context_document.is_bundle_document:
+            return f"#{local_link}"
+
         including_document = node.get_including_document()
         if (
             including_document is not None

diff --git a/tests/integration/features/html2pdf/01_empty_document/test.itest b/tests/integration/features/html2pdf/01_empty_document/test.itest
@@ -1,3 +1,5 @@
+# @relation(SDOC-SRS-51, scope=file)
+
 REQUIRES: TEST_HTML2PDF
 
 RUN: %strictdoc export %S --formats=html2pdf --output-dir %T | filecheck %s --dump-input=fail

diff --git a/tests/integration/features/html2pdf/01_empty_document/test_pdf.py b/tests/integration/features/html2pdf/01_empty_document/test_pdf.py
@@ -1,3 +1,7 @@
+"""
+@relation(SDOC-SRS-51, scope=file)
+"""
+
 from pypdf import PdfReader
 
 reader = PdfReader("Output/html2pdf/pdf/input.pdf")

diff --git a/tests/integration/features/html2pdf/02_three_top_level_requirements/test.itest b/tests/integration/features/html2pdf/02_three_top_level_requirements/test.itest
@@ -1,3 +1,5 @@
+# @relation(SDOC-SRS-51, scope=file)
+
 REQUIRES: TEST_HTML2PDF
 
 RUN: %strictdoc export %S --formats=html2pdf --output-dir %T | filecheck %s --dump-input=fail

diff --git a/tests/integration/features/html2pdf/02_three_top_level_requirements/test_pdf.py b/tests/integration/features/html2pdf/02_three_top_level_requirements/test_pdf.py
@@ -1,3 +1,7 @@
+"""
+@relation(SDOC-SRS-51, scope=file)
+"""
+
 from pypdf import PdfReader
 
 reader = PdfReader("Output/html2pdf/pdf/input.pdf")

diff --git a/tests/integration/features/html2pdf/03_three_documents_with_assets/test.itest b/tests/integration/features/html2pdf/03_three_documents_with_assets/test.itest
@@ -1,3 +1,5 @@
+# @relation(SDOC-SRS-51, scope=file)
+
 REQUIRES: TEST_HTML2PDF
 
 RUN: %strictdoc export %S --formats=html2pdf --output-dir %T | filecheck %s --dump-input=fail

diff --git a/tests/integration/features/html2pdf/03_three_documents_with_assets/test_pdf.py b/tests/integration/features/html2pdf/03_three_documents_with_assets/test_pdf.py
@@ -1,3 +1,7 @@
+"""
+@relation(SDOC-SRS-51, scope=file)
+"""
+
 from pypdf import PdfReader
 
 reader = PdfReader("Output/html2pdf/pdf/input.pdf")

diff --git a/tests/integration/features/html2pdf/04_composable_document_with_assets/test.itest b/tests/integration/features/html2pdf/04_composable_document_with_assets/test.itest
@@ -1,3 +1,5 @@
+# @relation(SDOC-SRS-51, scope=file)
+
 REQUIRES: TEST_HTML2PDF
 
 RUN: %strictdoc export %S --formats=html2pdf --included-documents --output-dir %T | filecheck %s --dump-input=fail

diff --git a/tests/integration/features/html2pdf/04_composable_document_with_assets/test_bundle_pdf.py b/tests/integration/features/html2pdf/04_composable_document_with_assets/test_bundle_pdf.py
@@ -1,3 +1,5 @@
+# @relation(SDOC-SRS-51, scope=file)
+
 from pypdf import PdfReader
 
 reader = PdfReader("Output/html2pdf/pdf/bundle.pdf")

diff --git a/tests/integration/features/html2pdf/04_composable_document_with_assets/test_pdf.py b/tests/integration/features/html2pdf/04_composable_document_with_assets/test_pdf.py
@@ -1,3 +1,7 @@
+"""
+@relation(SDOC-SRS-51, scope=file)
+"""
+
 from pypdf import PdfReader
 
 reader = PdfReader("Output/html2pdf/pdf/input.pdf")

diff --git a/tests/integration/features/html2pdf/05_generate_bundle_document/test.itest b/tests/integration/features/html2pdf/05_generate_bundle_document/test.itest
@@ -1,3 +1,5 @@
+# @relation(SDOC-SRS-51, scope=file)
+
 REQUIRES: TEST_HTML2PDF
 
 RUN: %strictdoc export %S --formats=html2pdf --generate-bundle-document --output-dir %T | filecheck %s --dump-input=fail

diff --git a/tests/integration/features/html2pdf/05_generate_bundle_document/test_pdf.py b/tests/integration/features/html2pdf/05_generate_bundle_document/test_pdf.py
@@ -1,3 +1,7 @@
+"""
+@relation(SDOC-SRS-51, scope=file)
+"""
+
 from pypdf import PdfReader
 
 reader = PdfReader("Output/html2pdf/pdf/bundle.pdf")

diff --git a/tests/integration/features/html2pdf/06_system_chromedriver/test.itest b/tests/integration/features/html2pdf/06_system_chromedriver/test.itest
@@ -1,3 +1,5 @@
+# @relation(SDOC-SRS-51, scope=file)
+
 REQUIRES: TEST_HTML2PDF
 REQUIRES: SYSTEM_CHROMEDRIVER
 

diff --git a/tests/integration/features/html2pdf/06_system_chromedriver/test_pdf.py b/tests/integration/features/html2pdf/06_system_chromedriver/test_pdf.py
@@ -1,3 +1,7 @@
+"""
+@relation(SDOC-SRS-51, scope=file)
+"""
+
 from pypdf import PdfReader
 
 reader = PdfReader("Output/html2pdf/pdf/input.pdf")

diff --git a/tests/integration/features/html2pdf/07_composable_document_with_relations/test.itest b/tests/integration/features/html2pdf/07_composable_document_with_relations/test.itest
@@ -1,3 +1,5 @@
+# @relation(SDOC-SRS-51, scope=file)
+
 REQUIRES: TEST_HTML2PDF
 
 RUN: %strictdoc export %S --formats=html2pdf --included-documents --output-dir %T | filecheck %s --dump-input=fail
@@ -9,10 +11,11 @@ RUN: %check_exists --file %T/html2pdf/pdf/input.pdf
 RUN: %cat %T/html2pdf/html/%THIS_TEST_FOLDER/input-PDF.html | filecheck %s --dump-input=fail --check-prefix CHECK-INPUT-PDF
 CHECK-INPUT-PDF: <p>First statement links to second: <a href="../07_composable_document_with_relations/input-PDF.html#REQ-002">🔗&nbsp;1.2. second one</a></p>
 
-RUN: %strictdoc export %S --formats=html2pdf --included-documents --generate-bundle-document --output-dir %T | filecheck %s --dump-input=fail
 # With --generate-bundle-document, a bundle document is generated.
+RUN: %strictdoc export %S --formats=html2pdf --included-documents --generate-bundle-document --output-dir %T | filecheck %s --dump-input=fail
 RUN: %check_exists --file %T/html2pdf/html/bundle-PDF.html
 RUN: %check_exists --file %T/html2pdf/pdf/bundle.pdf
 
-FIXME: CHECK-INPUT-PDF-BUNDLE: Resolve the links correctly.
-
+RUN: %cat %T/html2pdf/html/bundle-PDF.html | filecheck %s --dump-input=fail --check-prefix CHECK-BUNDLE-PDF
+# The link points to the same bundle document, not to its parent document.
+CHECK-BUNDLE-PDF: <p>First statement links to second: <a href="#REQ-002">🔗&nbsp;1.1.2. second one</a></p>
diff --git a/tests/integration/features/html2pdf/90_strictdoc_smoke_test_html2pdf/test.itest b/tests/integration/features/html2pdf/90_strictdoc_smoke_test_html2pdf/test.itest
@@ -1,3 +1,5 @@
+# @relation(SDOC-SRS-51, scope=file)
+
 REQUIRES: PLATFORM_IS_NOT_WINDOWS
 REQUIRES: TEST_HTML2PDF
 

diff --git a/tools/html2pdf4doc_fuzzer.py b/tools/html2pdf4doc_fuzzer.py
@@ -1,3 +1,7 @@
+"""
+@relation(SDOC-SRS-51, scope=file)
+"""
+
 import argparse
 import datetime
 import os.path