resolve merge

[lilypond.git] / input / regression / stem-length-estimation.ly

diff --git a/input/regression/stem-length-estimation.ly b/input/regression/stem-length-estimation.ly
new file mode 100644 (file)
index 0000000..fd3c194
--- /dev/null
+++ b/input/regression/stem-length-estimation.ly
@@ -0,0 +1,38 @@
+\version "2.14.0"
+
+\header {
+  texidoc = "Stems with overridden 'length should not confuse height estimation.
+This example should fit snugly on one page.
+"
+}
+
+#(define (assert-single-page layout props arg)
+   (if (and (= (chain-assoc-get 'page:page-number props -1)
+               (ly:output-def-lookup layout 'first-page-number))
+            (chain-assoc-get 'page:last? props -1))
+       (interpret-markup layout props arg)
+       (ly:error "failed to fit test on single page")))
+
+\paper {
+  #(set-paper-size "a6")
+  tagline = ##f
+  indent = #0
+  system-system-spacing = #'((padding . 1.2))
+  oddHeaderMarkup = \markup \on-the-fly #assert-single-page \null
+}
+
+\book {
+  \score {
+    \new Voice {
+      \voiceTwo
+      \override Stem #'length = #0
+      \repeat unfold 144 a4
+    }
+    \layout {
+      \context {
+        \Score
+        \remove "Bar_number_engraver"
+      }
+    }
+  }
+}