test: Simplify the PATH setup

Use 'export' to avoid repeating the path setup for each command.

Signed-off-by: Simon Glass <sjg@chromium.org>

diff --git a/test/run b/test/run
index d77a1c3..6b73813 100755 (executable)
--- a/test/run
+++ b/test/run
@@ -16,23 +16,23 @@ run_test ./test/py/test.py --bd sandbox_spl --build -k test_ofplatdata.py
 # Run tests for the flat DT version of sandbox
 ./test/py/test.py --bd sandbox_flattree --build
 
+# Set up a path to dtc (device-tree compiler) and libfdt.py, a library it
+# provides and which is built by the sandbox_spl config.
 DTC_DIR=build-sandbox_spl/scripts/dtc
+export PYTHONPATH=${DTC_DIR}/pylibfdt
+export DTC=${DTC_DIR}/dtc
 
-PYTHONPATH=${DTC_DIR}/pylibfdt DTC=${DTC_DIR}/dtc run_test \
-       ./tools/binman/binman -t
+run_test ./tools/binman/binman -t
 run_test ./tools/patman/patman --test
 run_test ./tools/buildman/buildman -t
-PYTHONPATH=${DTC_DIR}/pylibfdt DTC=${DTC_DIR}/dtc run_test ./tools/dtoc/dtoc -t
+run_test ./tools/dtoc/dtoc -t
 
 # This needs you to set up Python test coverage tools.
 # To enable Python test coverage on Debian-type distributions (e.g. Ubuntu):
 #   $ sudo apt-get install python-pytest python-coverage
-PYTHONPATH=${DTC_DIR}/pylibfdt DTC=${DTC_DIR}/dtc run_test \
-       ./tools/binman/binman -T
-PYTHONPATH=${DTC_DIR}/pylibfdt DTC=${DTC_DIR}/dtc run_test \
-       ./tools/dtoc/dtoc -T
-PYTHONPATH=${DTC_DIR}/pylibfdt DTC=${DTC_DIR}/dtc run_test \
-       ./tools/dtoc/test_fdt -T
+run_test ./tools/binman/binman -T
+run_test ./tools/dtoc/dtoc -T
+run_test ./tools/dtoc/test_fdt -T
 
 if [ $result == 0 ]; then
        echo "Tests passed!"