From 48970b341025a501ca17b991e9a5d0ee7995ec30 Mon Sep 17 00:00:00 2001
From: Christoph Egger <Christoph.Egger@fau.de>
Date: Wed, 4 Mar 2015 16:10:43 +0100
Subject: [PATCH] Allow tests to properly run from out-of-tree build
 directories

Fixup gtest so it still finds the testcases if testing is started in a
out-of-tree build.
---
 CMakeLists.txt                    |  4 ++--
 src/core/tests/BasicBlockTest.cxx |  8 +++++---
 src/core/tests/FunctionTest.cxx   |  4 +++-
 src/test.cxx                      | 12 ++++++++++++
 4 files changed, 22 insertions(+), 6 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7b86634..ae7acd7 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -101,5 +101,5 @@ qt5_use_modules(fridatest Widgets)
 #ADD_SUBDIRECTORY(/usr/src/gtest gtest)
 ADD_SUBDIRECTORY(/usr/src/gmock gmock)
 enable_testing()
-target_link_libraries(fridatest gmock gtest gmock_main ${QT_LIBRARIES} ${LLVM_LDFLAGS} -lLLVM-3.5 ${LLVM_SYSTEM_LIBS} ${LOG4CXX_LDFLAGS} ${GUILE_LDFLAGS} ${QUAZIP_LIBRARIES})
-add_test(NAME fridatest COMMAND fridatest WORKING_DIRECTORY ${CMAKE_SOURCE_DIR})
+target_link_libraries(fridatest gmock gtest ${QT_LIBRARIES} ${LLVM_LDFLAGS} -lLLVM-3.5 ${LLVM_SYSTEM_LIBS} ${LOG4CXX_LDFLAGS} ${GUILE_LDFLAGS} ${QUAZIP_LIBRARIES})
+add_test(NAME fridatest COMMAND fridatest ${CMAKE_SOURCE_DIR})
diff --git a/src/core/tests/BasicBlockTest.cxx b/src/core/tests/BasicBlockTest.cxx
index 0980af5..27072c8 100644
--- a/src/core/tests/BasicBlockTest.cxx
+++ b/src/core/tests/BasicBlockTest.cxx
@@ -5,8 +5,10 @@
 #include "core/InformationManager.hxx"
 #include "core/BasicBlock.hxx"
 
+extern char * TEST_DATA_DIRECTORY;
+
 TEST(BasicBlockTest, deserializeValidInstance) {
-	QFile file("testdata/core/BasicBlock/valid.xml");
+	QFile file(QString(TEST_DATA_DIRECTORY) + "/testdata/core/BasicBlock/valid.xml");
 	InformationManager manager;
 	file.open(QFile::ReadOnly | QFile::Text);
 	QXmlStreamReader reader(&file);
@@ -22,7 +24,7 @@ TEST(BasicBlockTest, deserializeValidInstance) {
 }
 
 TEST(BasicBlockTest, deserializeInvalidInstance) {
-	QFile file("testdata/core/BasicBlock/invalid.xml");
+	QFile file(QString(TEST_DATA_DIRECTORY) + "/testdata/core/BasicBlock/invalid.xml");
 	InformationManager manager;
 	file.open(QFile::ReadOnly | QFile::Text);
 	QXmlStreamReader reader(&file);
@@ -34,7 +36,7 @@ TEST(BasicBlockTest, deserializeInvalidInstance) {
 }
 
 TEST(BasicBlockTest, deserializeThenSerializeIsIdentity) {
-	QFile infile("testdata/core/BasicBlock/valid.xml");
+	QFile infile(QString(TEST_DATA_DIRECTORY) + "/testdata/core/BasicBlock/valid.xml");
 	QTemporaryFile outfile;
 
 	InformationManager manager;
diff --git a/src/core/tests/FunctionTest.cxx b/src/core/tests/FunctionTest.cxx
index 5357bb9..0d3e56d 100644
--- a/src/core/tests/FunctionTest.cxx
+++ b/src/core/tests/FunctionTest.cxx
@@ -5,8 +5,10 @@
 #include "core/BasicBlock.hxx"
 #include "core/Function.hxx"
 
+extern char * TEST_DATA_DIRECTORY;
+
 TEST(FunctionTest, deserializeValidInstance) {
-	QFile file("testdata/core/Function/valid.xml");
+	QFile file(QString(TEST_DATA_DIRECTORY) + "/testdata/core/Function/valid.xml");
 	InformationManager manager;
 	file.open(QFile::ReadOnly | QFile::Text);
 	QXmlStreamReader reader(&file);
diff --git a/src/test.cxx b/src/test.cxx
index 100ee32..596fe3d 100644
--- a/src/test.cxx
+++ b/src/test.cxx
@@ -1,2 +1,14 @@
 #include <gtest/gtest.h>
 
+char* TEST_DATA_DIRECTORY;
+
+int main(int argc, char **argv) {
+  testing::InitGoogleTest(&argc, argv);
+
+  if (argc > 1)
+	  TEST_DATA_DIRECTORY = argv[1];
+  else
+	  TEST_DATA_DIRECTORY = "./";
+
+  return RUN_ALL_TESTS();
+}
-- 
2.39.2