AppVeyor: use Ninja generator, cache vcpkg [skip travis]

Author: mwtoews

appveyor.yml

@@ -7,39 +7,46 @@ environment:
 
 # VS 2015
   - platform: x86
-    VS_VERSION: Visual Studio 14
     APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2015
     BUILD_SHARED_LIBS: OFF
 
 # VS 2017
   - platform: x64
-    VS_VERSION: Visual Studio 15
     APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2017
     BUILD_SHARED_LIBS: ON
 
 shallow_clone: true
 
+cache:
+  - C:\Tools\vcpkg\installed\ -> appveyor.yml
+
 build_script:
-  - echo build_script
-  - git clone https://github.com/microsoft/vcpkg
-  - cd vcpkg
-  - bootstrap-vcpkg.bat
-  - set PATH=%CD%;%PATH%
-  - cd ..
-  - vcpkg install sqlite3[core,tool]:"%platform%"-windows
-  - vcpkg install tiff:"%platform%"-windows
-  - vcpkg install curl:"%platform%"-windows
-  - if "%platform%" == "x64" SET VS_FULL=%VS_VERSION% Win64
-  - if "%platform%" == "x86" SET VS_FULL=%VS_VERSION%
-  - echo "%VS_FULL%"
+  - set VCPKG_INSTALLED=C:\Tools\vcpkg\installed\%platform%-windows
+  # If cached directory does not exist, update vcpkg and install dependencies
+  - if not exist %VCPKG_INSTALLED%\bin (
+      cd "C:\Tools\vcpkg" &
+      git pull > nul &
+      .\bootstrap-vcpkg.bat -disableMetrics &
+      vcpkg install sqlite3[core,tool]:"%platform%"-windows &
+      vcpkg install tiff:"%platform%"-windows &
+      vcpkg install curl:"%platform%"-windows &
+      cd %APPVEYOR_BUILD_FOLDER%
+    )
+  - dir %VCPKG_INSTALLED%\bin
+  - set PATH=%VCPKG_INSTALLED%\bin;%PATH%
+  # See https://www.appveyor.com/docs/lang/cpp/
+  - if "%APPVEYOR_BUILD_WORKER_IMAGE%"=="Visual Studio 2015" if %platform%==x86
+      (call "C:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\vcvarsall.bat" x86)
+  - if "%APPVEYOR_BUILD_WORKER_IMAGE%"=="Visual Studio 2017"
+      (call "C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\VC\Auxiliary\Build\vcvarsall.bat" %platform% )
 #
   - set PROJ_BUILD=%APPVEYOR_BUILD_FOLDER%\build
   - mkdir %PROJ_BUILD%
   - cd %PROJ_BUILD%
   - set PROJ_DIR=%APPVEYOR_BUILD_FOLDER%\proj_dir
-  - cmake -G "%VS_FULL%" .. -DCMAKE_BUILD_TYPE=Release -DBUILD_SHARED_LIBS="%BUILD_SHARED_LIBS%" -DCMAKE_C_FLAGS="/WX" -DCMAKE_CXX_FLAGS="/WX" -DCMAKE_TOOLCHAIN_FILE=C:/projects/proj/vcpkg/scripts/buildsystems/vcpkg.cmake -DCMAKE_INSTALL_PREFIX="%PROJ_DIR%"
-  - cmake --build . --config Release --target install
-  - copy c:\projects\proj\vcpkg\installed\"%platform%"-windows\bin\*.dll %PROJ_DIR%\bin
+  - cmake -GNinja .. -DCMAKE_BUILD_TYPE=Release -DBUILD_SHARED_LIBS="%BUILD_SHARED_LIBS%" -DCMAKE_C_FLAGS="/WX" -DCMAKE_CXX_FLAGS="/WX" -DCMAKE_TOOLCHAIN_FILE=c:/tools/vcpkg/scripts/buildsystems/vcpkg.cmake -DCMAKE_INSTALL_PREFIX="%PROJ_DIR%"
+  - ninja -v
+  - ninja install
   - dir %PROJ_DIR%\bin
 
 test_script:

test/postinstall/test_cmake.bat

@@ -0,0 +1,44 @@
+@echo off
+:: Post-install tests with CMake
+::
+:: First required argument is the installed prefix, which
+:: is used to set CMAKE_PREFIX_PATH
+
+echo Running post-install tests with CMake
+
+set CMAKE_PREFIX_PATH=%1
+if not defined CMAKE_PREFIX_PATH (
+    echo First positional argument CMAKE_PREFIX_PATH required
+    exit /B 1
+)
+
+echo CMAKE_PREFIX_PATH=%CMAKE_PREFIX_PATH%
+
+cd %~dp0
+
+cd testappprojinfo
+del /f /q build 2> nul
+
+:: Check CMake project name PROJ
+md build
+cd build
+cmake -GNinja -DCMAKE_BUILD_TYPE=Release ^
+  -DCMAKE_PREFIX_PATH=%CMAKE_PREFIX_PATH% ^
+  -DUSE_PROJ_NAME=PROJ ..  || exit /B 2
+ninja -v || exit /B 3
+ctest -VV || exit /B 4
+cd ..
+del /f /q build
+
+:: Check legacy CMake project name PROJ4
+md build
+cd build
+cmake -GNinja -DCMAKE_BUILD_TYPE=Release ^
+  -DCMAKE_PREFIX_PATH=%CMAKE_PREFIX_PATH% ^
+  -DUSE_PROJ_NAME=PROJ4 .. || exit /B 2
+ninja -v || exit /B 3
+ctest -VV || exit /B 4
+cd ..
+del /f /q build
+
+cd ..