From 5cc08367b21e0e6344762df95b460d854d03b1a1 Mon Sep 17 00:00:00 2001
From: Andrey Somsikov <andrey.somsikov@intel.com>
Date: Mon, 7 Dec 2020 12:56:37 +0300
Subject: [PATCH] Build time_tests with OpenVINO install (#3484)

---
 tests/time_tests/CMakeLists.txt               |  5 ++-
 tests/time_tests/README.md                    | 14 ++++++--
 .../src/timetests_helper/CMakeLists.txt       | 36 +++++++++++++++++--
 3 files changed, 48 insertions(+), 7 deletions(-)

diff --git a/tests/time_tests/CMakeLists.txt b/tests/time_tests/CMakeLists.txt
index f4b4c670387..4175c7f5503 100644
--- a/tests/time_tests/CMakeLists.txt
+++ b/tests/time_tests/CMakeLists.txt
@@ -9,6 +9,9 @@ if (CMAKE_BUILD_TYPE STREQUAL "")
     set(CMAKE_BUILD_TYPE "Release")
 endif()
 
-find_package(InferenceEngineDeveloperPackage REQUIRED)
+find_package(InferenceEngineDeveloperPackage QUIET)
+if (NOT InferenceEngineDeveloperPackage_FOUND)
+    find_package(InferenceEngine REQUIRED)
+endif()
 
 add_subdirectory(src)
diff --git a/tests/time_tests/README.md b/tests/time_tests/README.md
index a68b2ff4814..282f0d8394c 100644
--- a/tests/time_tests/README.md
+++ b/tests/time_tests/README.md
@@ -6,19 +6,27 @@ pipelines and calcuates the average execution time.
 
 ## Prerequisites
 
-To build the time tests, you need to have the `build` folder, which is created
-when you configure and build OpenVINO™.
+To build the time tests, you need to have OpenVINO™ installed or build from source.
 
 ## Measure Time
 
-To build and run the tests, open a terminal and run the commands below:
+To build and run the tests, open a terminal, set OpenVINO™ environment and run
+the commands below:
 
 1. Build tests:
 ``` bash
 mkdir build && cd build
+cmake .. && make time_tests
+```
+
+If you don't have OpenVINO™ installed you need to have the `build` folder, which
+is created when you configure and build OpenVINO™ from sources:
+
+``` bash
 cmake .. -DInferenceEngineDeveloperPackage_DIR=$(realpath ../../../build) && make time_tests
 ```
 
+
 2. Run test:
 ``` bash
 ./scripts/run_timetest.py ../../bin/intel64/Release/timetest_infer -m model.xml -d CPU
diff --git a/tests/time_tests/src/timetests_helper/CMakeLists.txt b/tests/time_tests/src/timetests_helper/CMakeLists.txt
index ba5760edecf..072805bd42a 100644
--- a/tests/time_tests/src/timetests_helper/CMakeLists.txt
+++ b/tests/time_tests/src/timetests_helper/CMakeLists.txt
@@ -4,10 +4,40 @@
 
 set (TARGET_NAME "timetests_helper")
 
-find_package(gflags REQUIRED)
-
 file (GLOB SRC *.cpp)
 add_library(${TARGET_NAME} STATIC ${SRC})
 target_include_directories(${TARGET_NAME} PUBLIC "${CMAKE_SOURCE_DIR}/include")
 
-target_link_libraries(${TARGET_NAME} gflags)
+find_package(gflags QUIET)
+if (gflags_FOUND)
+    set(GFLAGS_LIBRARIES gflags)  # use gflags from developer package
+else()
+    include(ExternalProject)
+    find_package(Threads)
+    set(gflags_PREFIX ${CMAKE_BINARY_DIR}/external/gflags-prefix)
+    set(gflags_INSTALL ${CMAKE_BINARY_DIR}/external/gflags-install)
+    set(gflags_LIB ${gflags_INSTALL}/lib/libgflags.a)
+
+    ExternalProject_Add(
+        gflags
+        PREFIX ${gflags_PREFIX}
+        GIT_REPOSITORY "https://github.com/gflags/gflags.git"
+        GIT_TAG "v2.2.2"
+        UPDATE_COMMAND ""
+        INSTALL_DIR ${gflags_INSTALL}
+        CMAKE_BUILD_TYPE ${CMAKE_BUILD_TYPE}
+        CMAKE_GENERATOR ${CMAKE_GENERATOR}
+        CMAKE_GENERATOR_PLATFORM ${CMAKE_GENERATOR_PLATFORM}
+        CMAKE_GENERATOR_TOOLSET ${CMAKE_GENERATOR_TOOLSET}
+        CMAKE_ARGS -DCMAKE_INSTALL_PREFIX=${gflags_INSTALL}
+        EXCLUDE_FROM_ALL TRUE
+        BUILD_BYPRODUCTS ${gflags_LIB}
+        LOG_DOWNLOAD 1
+        LOG_INSTALL 1
+    )
+    set(GFLAGS_LIBRARIES ${gflags_LIB} ${CMAKE_THREAD_LIBS_INIT})
+    add_dependencies(${TARGET_NAME} gflags)
+    target_include_directories(${TARGET_NAME} PRIVATE "${gflags_INSTALL}/include")
+endif()
+
+target_link_libraries(${TARGET_NAME} ${GFLAGS_LIBRARIES})