5 files changed, 84 insertions, 0 deletions
diff --git a/tests/roots/test-latex-includegraphics/conf.py b/tests/roots/test-latex-includegraphics/conf.py
new file mode 100644
index 0000000..65c19ab
--- /dev/null
+++ b/tests/roots/test-latex-includegraphics/conf.py
@@ -0,0 +1,47 @@
+exclude_patterns = ['_build']
+
+latex_elements = {
+    'preamble': r'''
+\makeatletter
+\def\dividetwolengths#1#2{\the\dimexpr
+    \numexpr65536*\dimexpr#1\relax/\dimexpr#2\relax sp}%
+\newwrite\out
+\immediate\openout\out=\jobname-dimensions.txt
+\def\toout{\immediate\write\out}
+\def\getWfromoptions #1width=#2,#3\relax{\def\WidthFromOption{#2}}%
+\def\getHfromoptions #1height=#2,#3\relax{\def\HeightFromOption{#2}}%
+\def\tempincludegraphics[#1]#2{%
+    \sphinxsafeincludegraphics[#1]{#2}%
+    \edef\obtainedratio
+       {\dividetwolengths\spx@image@requiredheight\spx@image@requiredwidth}%
+    \getWfromoptions#1,width=,\relax
+    \getHfromoptions#1,height=,\relax
+    \def\ratiocheck{}%
+    \ifx\WidthFromOption\empty\else
+    \ifx\HeightFromOption\empty\else
+      \edef\askedforratio{\dividetwolengths\HeightFromOption\WidthFromOption}%
+      \edef\ratiocheck{\dividetwolengths\obtainedratio\askedforratio}%
+    \fi\fi
+    \toout{original options = #1^^J%
+           width = \the\dimexpr\spx@image@requiredwidth,
+           linewidth = \the\linewidth^^J%
+           height = \the\dimexpr\spx@image@requiredheight,
+           maxheight = \the\spx@image@maxheight^^J%
+           obtained  H/W = \obtainedratio^^J%
+    \ifx\ratiocheck\empty
+    \else
+           asked for H/W = \askedforratio^^J%
+           ratio of ratios = \ratiocheck^^J%
+    \fi
+          }%
+    \ifx\ratiocheck\empty
+    \else
+      \ifpdfabsdim\dimexpr\ratiocheck-1pt\relax > 0.01pt
+        \ASPECTRATIOERROR
+      \fi
+    \fi
+}
+\def\sphinxincludegraphics#1#{\tempincludegraphics#1}
+\makeatother
+''',
+}
diff --git a/tests/roots/test-latex-includegraphics/img.png b/tests/roots/test-latex-includegraphics/img.png
new file mode 100644
index 0000000..a97e86d
--- /dev/null
+++ b/tests/roots/test-latex-includegraphics/img.png
diff --git a/tests/roots/test-latex-includegraphics/index.rst b/tests/roots/test-latex-includegraphics/index.rst
new file mode 100644
index 0000000..920c749
--- /dev/null
+++ b/tests/roots/test-latex-includegraphics/index.rst
@@ -0,0 +1,37 @@
+====================
+Test image inclusion
+====================
+
+Tests with both width and height
+--------------------------------
+
+.. an image with big dimensions, ratio H/W = 1/5
+.. image:: img.png
+   :height: 200
+   :width: 1000
+
+.. topic:: Oversized images
+
+   .. an image with big dimensions, ratio H/W = 5/1
+   .. image:: img.png
+      :height: 1000
+      :width: 200
+
+   .. height too big even if width reduced to linewidth, ratio H/W = 3/1
+   .. image:: img.png
+      :width: 1000
+      :height: 3000
+
+Tests with only width or height
+-------------------------------
+
+.. topic:: Oversized images
+
+   .. tall image which does not fit in textheight even if width rescaled
+   .. image:: tall.png
+      :width: 1000
+
+.. wide image which does not fit in linewidth even after height diminished
+.. image:: sphinx.png
+   :height: 1000
+
diff --git a/tests/roots/test-latex-includegraphics/sphinx.png b/tests/roots/test-latex-includegraphics/sphinx.png
new file mode 100644
index 0000000..0a103cd
--- /dev/null
+++ b/tests/roots/test-latex-includegraphics/sphinx.png
diff --git a/tests/roots/test-latex-includegraphics/tall.png b/tests/roots/test-latex-includegraphics/tall.png
new file mode 100644
index 0000000..c98c058
--- /dev/null
+++ b/tests/roots/test-latex-includegraphics/tall.png