Update docs.

tests/unit_tests/README.md

@@ -8,18 +8,37 @@ Criterion: https://github.com/Snaipe/Criterion
 
 apt-get install libcriterion-dev
 
+## Compile open62541
+```
+ivan@t580:~$ git clone https://github.com/open62541/open62541.git
+ivan@t580:~$  cd open62541/
+ivan@t580:~/open62541$ git checkout v1.3.3
+ivan@t580:~/open62541$  git submodule update --init --recursive
+ivan@t580:~/open62541$  mkdir build && cd build
+ivan@t580:~/open62541/build$  cmake -DBUILD_SHARED_LIBS=ON \
+                                    -DCMAKE_BUILD_TYPE=RelWithDebInfo \
+                                    -DUA_NAMESPACE_ZERO=REDUCED \
+                                    -DUA_ENABLE_AMALGAMATION=OFF \
+                                    -DUA_ENABLE_PUBSUB=ON \
+                                    ..
+
+ivan@t580:~/open62541/build$ make -j 7
+ivan@t580:~/open62541/build$ sudo make install
+```
+
 ## Compile
 ```
-make all
+ivan@t580:~/repos/nexedi/osie/tests/unit_tests$ make all
 ```
 
 ## Execute Tests
 For `test_common` to execute:
 ```
-./build/test_common
+ivan@t580:~/repos/nexedi/osie/tests/unit_tests/build$ export LD_LIBRARY_PATH=/usr/local/lib
+ivan@t580:~/repos/nexedi/osie/tests/unit_tests/build$ /test_common
 ```
 
 For `test_common` to execute and get a `tap` conform output execute:
 ```
-./build/test_common --tap=test.tap
+ivan@t580:~/repos/nexedi/osie/tests/unit_tests/build$ /test_common --tap=test.tap
 ```