From d773c6c94ee7622378e53dd93624825817a4fef7 Mon Sep 17 00:00:00 2001
From: chalsliu <45041955+chalsliu@users.noreply.github.com>
Date: Thu, 17 Sep 2020 15:01:12 +0800
Subject: [PATCH] Support precision test

---
 paddle/scripts/paddle_build.sh | 19 ++++++++-
 tools/get_pr_ut.py             | 74 ++++++++++++++++++++++++++++++++++
 2 files changed, 91 insertions(+), 2 deletions(-)
 create mode 100644 tools/get_pr_ut.py

diff --git a/paddle/scripts/paddle_build.sh b/paddle/scripts/paddle_build.sh
index ec07565c5af..afc613c4beb 100755
--- a/paddle/scripts/paddle_build.sh
+++ b/paddle/scripts/paddle_build.sh
@@ -930,6 +930,10 @@ function parallel_test_base_gpu() {
 EOF
 
 set +x
+        precison_cases=""
+        if [ ${PRECISION_TEST:-OFF} == "ON" ]; then
+            precision_cases=`python $PADDLE_ROOT/tools/get_pr_ut.py`
+        fi
         EXIT_CODE=0;
         test_cases=$(ctest -N -V) # get all test cases
         exclusive_tests=''        # cases list which would be run exclusively
@@ -959,6 +963,19 @@ set +x
                     echo $testcase" will only run at night."
                     continue
                 fi
+                if [ ${PRECISION_TEST:-OFF} == "ON" ] && [[ "$precision_cases" != "" ]]; then
+                    will_test="false"
+                    for case in $precision_cases; do
+                        if [[ $testcase == $case ]]; then
+                            will_test="true"
+                            break
+                        fi
+                    done
+                    if [[ $will_test == "false" ]]; then
+                        echo $testcase" won't run in PRECISION_TEST mode."
+                        continue
+                    fi
+                fi
 
                 if [[ "$is_multicard" == "" ]]; then
                   # trick: treat all test case with prefix "test_dist" as dist case, and would run on 2 GPUs
@@ -1077,8 +1094,6 @@ set +x
                 done
         fi
 
-
-       
         if [[ "$EXIT_CODE" != "0" ]]; then
             if [[ "$failed_test_lists" == "" ]]; then
                 echo "========================================"
diff --git a/tools/get_pr_ut.py b/tools/get_pr_ut.py
new file mode 100644
index 00000000000..970f89551c5
--- /dev/null
+++ b/tools/get_pr_ut.py
@@ -0,0 +1,74 @@
+# Copyright (c) 2020 PaddlePaddle Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+""" For the PR that only modified the unit test, get cases in pull request. """
+
+import os
+import json
+from github import Github
+
+PADDLE_ROOT = os.getenv('PADDLE_ROOT', '/paddle/')
+
+
+class PRChecker(object):
+    """ PR Checker. """
+
+    def __init__(self):
+        self.github = Github(os.getenv('GITHUB_API_TOKEN'), timeout=60)
+        self.repo = self.github.get_repo('PaddlePaddle/Paddle')
+        self.pr = None
+
+    def init(self):
+        """ Get pull request. """
+        pr_id = os.getenv('GIT_PR_ID')
+        if not pr_id:
+            print('No PR ID')
+            exit(0)
+        self.pr = self.repo.get_pull(int(pr_id))
+
+    def get_pr_files(self):
+        """ Get files in pull request. """
+        page = 0
+        file_list = []
+        while True:
+            files = self.pr.get_files().get_page(page)
+            if not files:
+                break
+            for f in files:
+                file_list.append(PADDLE_ROOT + f.filename)
+            page += 1
+        return file_list
+
+    def get_pr_ut(self):
+        """ Get unit tests in pull request. """
+        ut_list = []
+        file_ut_map = None
+        cmd = 'wget -q --no-check-certificate https://sys-p0.bj.bcebos.com/prec/file_ut.json'
+        os.system(cmd)
+        with open('file_ut.json') as jsonfile:
+            file_ut_map = json.load(jsonfile)
+        for f in self.get_pr_files():
+            if f not in file_ut_map:
+                return ''
+            if f.endswith('.h') or f.endswith('.cu'):
+                return ''
+            else:
+                ut_list.extend(file_ut_map.get(f))
+        ut_list = list(set(ut_list))
+        return ' '.join(ut_list)
+
+
+if __name__ == '__main__':
+    pr_checker = PRChecker()
+    pr_checker.init()
+    print(pr_checker.get_pr_ut())
-- 
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