ENH: Test the example build.

Author: thewtex

test/Docker/Dockerfile

@@ -21,8 +21,8 @@ RUN apt-get update && apt-get install -y \
 RUN mkdir -p /usr/src/ITKMinimalPathExtraction-build
 WORKDIR /usr/src
 
-# 2015-09-17
-ENV ITK_GIT_TAG af1a72fc24ad8e58be0e9af71d791043dcdbca1a
+# 2015-10-13
+ENV ITK_GIT_TAG 3b9767eeb61ed1e20cd6018a40b5a91868dade04
 RUN git clone git://itk.org/ITK.git && \
   cd ITK && \
   git checkout ${ITK_GIT_TAG} && \

test/Docker/test.sh

@@ -16,3 +16,13 @@ cmake \
   -DCMAKE_BUILD_TYPE:STRING=Release \
     /usr/src/ITKMinimalPathExtraction || die "CMake configuration failed"
 ctest -VV -D Experimental || die "ctest failed"
+
+examples_build_dir=/usr/src/ITKMinimalPathExtraction-build/examples
+mkdir -p $examples_build_dir
+cd $examples_build_dir
+cmake \
+  -G Ninja \
+  -DITK_DIR:PATH=/usr/src/ITK-build \
+  -DCMAKE_BUILD_TYPE:STRING=Release \
+    /usr/src/ITKMinimalPathExtraction/examples || die "Example CMake configuration failed"
+ninja || die "examples build failed"