From 167201430d79ff8e2ea8b94b112d849bedbde703 Mon Sep 17 00:00:00 2001
From: Dan Sinclair <dsinclair@google.com>
Date: Tue, 15 Oct 2019 15:21:21 -0400
Subject: [PATCH] Make runtests configurable.

This CL allows setting the location of glslangValidator and spirv-remap
when calling the runtests script. A test target is added to CMake to
execute runtests and sets the location to the build folder for the two
applications.
---
 CMakeLists.txt | 18 ++++++++++++++++++
 Test/runtests  |  4 ++--
 2 files changed, 20 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index da25533e..c3308e8f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -180,3 +180,21 @@ if(ENABLE_HLSL)
     add_subdirectory(hlsl)
 endif(ENABLE_HLSL)
 add_subdirectory(gtests)
+
+if(BUILD_TESTING)
+  # glslang-testsuite runs a bash script on Windows.
+  # Make sure to use '-o igncr' flag to ignore carriage returns (\r).
+  set(IGNORE_CR_FLAG "")
+  if(WIN32)
+    set(IGNORE_CR_FLAG -o igncr)
+  endif()
+
+  add_test(NAME glslang-testsuite
+    COMMAND bash ${IGNORE_CR_FLAG} runtests
+    WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/Test/)
+
+  set_property(TEST glslang-testsuite APPEND PROPERTY
+    ENVIRONMENT GLSLANG_PATH=${CMAKE_CURRENT_BINARY_DIR}/StandAlone/glslangValidator)
+  set_property(TEST glslang-testsuite APPEND PROPERTY
+    ENVIRONMENT SPIRV_REMAP_PATH=${CMAKE_CURRENT_BINARY_DIR}/StandAlone/spirv-remap)
+endif(BUILD_TESTING)
diff --git a/Test/runtests b/Test/runtests
index 8e31c069..40e928b6 100755
--- a/Test/runtests
+++ b/Test/runtests
@@ -2,8 +2,8 @@
 
 TARGETDIR=localResults
 BASEDIR=baseResults
-EXE=../build/install/bin/glslangValidator
-REMAPEXE=../build/install/bin/spirv-remap
+EXE=${GLSLANG_PATH:-../build/install/bin/glslangValidator}
+REMAPEXE=${SPIRV_REMAP_PATH:-../build/install/bin/spirv-remap}
 HASERROR=0
 mkdir -p localResults