SERVER-40924 SERVER-40923 Add Evergreen task to sanity check fuzzer can parse JavaScript tests, remove npm test call

This reverts commit 4f034e89cc7978317d4a6ef34bc718a83ab55ecb.

3 files changed, 88 insertions, 48 deletions

diff --git a/buildscripts/evergreen_gen_fuzzer_tests.py b/buildscripts/evergreen_gen_fuzzer_tests.py
index 154638ee158..f207d2c4b3d 100755
--- a/buildscripts/evergreen_gen_fuzzer_tests.py
+++ b/buildscripts/evergreen_gen_fuzzer_tests.py
@@ -113,6 +113,7 @@ def _generate_evg_tasks(options):
         if options.use_multiversion:
             commands.append(CommandDefinition().function("do multiversion setup"))
 
+        commands.append(CommandDefinition().function("setup jstestfuzz"))
         commands.append(CommandDefinition().function("run jstestfuzz").vars({
             "jstestfuzz_vars":
                 "--numGeneratedFiles {0} {1}".format(options.num_files, options.jstestfuzz_vars),
diff --git a/buildscripts/tests/test_evergreen_gen_fuzzer_tests.py b/buildscripts/tests/test_evergreen_gen_fuzzer_tests.py
index ef1c4d205c2..ddcc6f17e00 100644
--- a/buildscripts/tests/test_evergreen_gen_fuzzer_tests.py
+++ b/buildscripts/tests/test_evergreen_gen_fuzzer_tests.py
@@ -34,7 +34,9 @@ class TestGenerateEvgTasks(unittest.TestCase):
 
         self.assertEqual(options.num_tasks, len(config["tasks"]))
 
-        command1 = config["tasks"][0]["commands"][1]
+        self.assertEqual("setup jstestfuzz", config["tasks"][0]["commands"][1]["func"])
+
+        command1 = config["tasks"][0]["commands"][2]
         self.assertIn(str(options.num_files), command1["vars"]["jstestfuzz_vars"])
         self.assertIn(options.npm_command, command1["vars"]["npm_command"])
         self.assertEqual("run jstestfuzz", command1["func"])
@@ -55,4 +57,4 @@ class TestGenerateEvgTasks(unittest.TestCase):
 
         self.assertEqual("do multiversion setup", config["tasks"][0]["commands"][1]["func"])
         self.assertEqual("/data/multiversion",
-                         config["tasks"][0]["commands"][3]["vars"]["task_path_suffix"])
+                         config["tasks"][0]["commands"][4]["vars"]["task_path_suffix"])
diff --git a/etc/evergreen.yml b/etc/evergreen.yml
index 21dc27c7f0e..1e83cc1f5e4 100644
--- a/etc/evergreen.yml
+++ b/etc/evergreen.yml
@@ -1138,6 +1138,18 @@ functions:
           fi
 
           echo "python set to $(which $python)"
+      - key: add_nodejs_to_path
+        value: |
+          # Add node and npm binaries to PATH
+          if [ "Windows_NT" = "$OS" ]; then
+            # An "npm" directory might not have been created in %APPDATA% by the Windows installer.
+            # Work around the issue by specifying a different %APPDATA% path.
+            # See: https://github.com/nodejs/node-v0.x-archive/issues/8141
+            export APPDATA=${workdir}/npm-app-data
+            export PATH="$PATH:/cygdrive/c/Program Files (x86)/nodejs" # Windows location
+          else
+            export PATH="$PATH:/opt/node/bin"
+          fi
       - key: posix_workdir
         value: eval 'if [ "Windows_NT" = "$OS" ]; then echo $(cygpath -u "${workdir}"); else echo ${workdir}; fi'
       # For ssh disable the options GSSAPIAuthentication, CheckHostIP, StrictHostKeyChecking
@@ -1775,47 +1787,67 @@ functions:
         files:
           - src/generated_resmoke_config/${name}.json
 
-  "run jstestfuzz":
+  "setup jstestfuzz":
     - command: shell.exec
+      shell: bash
       params:
         working_dir: src
         script: |
           set -o errexit
           set -o verbose
 
+          ${add_nodejs_to_path}
+
           git clone git@github.com:10gen/jstestfuzz.git
 
-          cp mongodb*/bin/mongod .
+          pushd jstestfuzz
+            npm install
+            npm run prepare
+          popd
 
+  "lint fuzzer sanity patch":
     - command: shell.exec
+      shell: bash
+      type: test
       params:
         working_dir: src
         script: |
-          set -o errexit
+          set -eo pipefail
           set -o verbose
 
-          git clone --depth 1 git@github.com:10gen/mongo-enterprise-modules.git jstests/enterprise_tests
-          git clone --depth 1 git@github.com:10gen/QA.git jstests/qa_tests
+          ${add_nodejs_to_path}
 
+          # Run parse-jsfiles on 50 files at a time with 32 processes in parallel.
+          # Grep returns 1 if it fails to find a match.
+          (grep "\.js$" patch_files.txt || true) | sed -e "s|^|$PWD/|" | xargs -P 32 -L 50 npm run --prefix jstestfuzz parse-jsfiles --
+
+  "lint fuzzer sanity all":
     - command: shell.exec
+      shell: bash
+      type: test
       params:
-        working_dir: src/jstestfuzz
+        working_dir: src
+        script: |
+          set -eo pipefail
+          set -o verbose
+
+          ${add_nodejs_to_path}
+
+          # Run parse-jsfiles on 50 files at a time with 32 processes in parallel.
+          find "$PWD/jstests" "$PWD/src/mongo/db/modules/enterprise" -name "*.js" -print | xargs -P 32 -L 50 npm run --prefix jstestfuzz parse-jsfiles --
+
+  "run jstestfuzz":
+    - command: shell.exec
+      params:
+        working_dir: src
         script: |
           set -o errexit
           set -o verbose
 
-          # Add node and npm binaries to PATH
-          if [ "Windows_NT" = "$OS" ]; then
-            # An "npm" directory might not have been created in %APPDATA% by the Windows installer.
-            # Work around the issue by specifying a different %APPDATA% path.
-            # See: https://github.com/nodejs/node-v0.x-archive/issues/8141
-            export APPDATA=${workdir}/npm-app-data
-            export PATH="$PATH:/cygdrive/c/Program Files (x86)/nodejs" # Windows location
-          else
-            export PATH="$PATH:/opt/node/bin"
-          fi
+          cp mongodb*/bin/mongod .
 
-          npm install
+          git clone --depth 1 git@github.com:10gen/mongo-enterprise-modules.git jstests/enterprise_tests
+          git clone --depth 1 git@github.com:10gen/QA.git jstests/qa_tests
 
     - command: shell.exec
       type: test
@@ -1825,35 +1857,7 @@ functions:
           set -o errexit
           set -o verbose
 
-          # Add node and npm binaries to PATH
-          if [ "Windows_NT" = "$OS" ]; then
-            # An "npm" directory might not have been created in %APPDATA% by the Windows installer.
-            # Work around the issue by specifying a different %APPDATA% path.
-            # See: https://github.com/nodejs/node-v0.x-archive/issues/8141
-            export APPDATA=${workdir}/npm-app-data
-            export PATH="$PATH:/cygdrive/c/Program Files (x86)/nodejs" # Windows location
-          else
-            export PATH="$PATH:/opt/node/bin"
-          fi
-
-          echo "jstestfuzz self-tests are starting"
-          set +o errexit
-          npm test > npm_test.log 2>&1
-          if [ $? -ne 0 ]; then
-            echo "jstestfuzz self-tests failure"
-            branch=$(git symbolic-ref --short HEAD)
-            commit=$(git show -s --pretty=format:"%h - %an, %ar: %s")
-            echo "Git branch: $branch, commit: $commit"
-            which node
-            node --version
-            which npm
-            npm --version
-            cat npm_test.log
-            exit 1
-          fi
-          rm -f npm_test.log
-          set -o errexit
-          echo "jstestfuzz self-tests finished"
+          ${add_nodejs_to_path}
 
           npm run ${npm_command|jstestfuzz} -- ${jstestfuzz_vars}
 
@@ -5351,6 +5355,26 @@ tasks:
       resmoke_args: --suites=jstestfuzz_sharded_session --storageEngine=wiredTiger
       name: jstestfuzz_sharded_session
 
+# Check that the mutational fuzzer can parse JS files modified in a patch build.
+- name: lint_fuzzer_sanity_patch
+  patch_only: true
+  commands:
+  - command: manifest.load
+  - func: "git get project"
+  - func: "set task expansion macros"
+  - func: "get modified patch files"
+  - func: "setup jstestfuzz"
+  - func: "lint fuzzer sanity patch"
+
+# Check that the mutational fuzzer can parse all JS filess.
+- name: lint_fuzzer_sanity_all
+  commands:
+  - command: manifest.load
+  - func: "git get project"
+  - func: "set task expansion macros"
+  - func: "setup jstestfuzz"
+  - func: "lint fuzzer sanity all"
+
 ## integration test suites ##
 
 - <<: *task_template
@@ -8875,6 +8899,17 @@ buildvariants:
     - ubuntu1604-packer
   - name: .publish
 
+- name: tig-daily-cron
+  modules:
+  - enterprise
+  display_name: "~ TIG Daily Cron"
+  run_on:
+  - rhel62-small
+  batchtime: 1440 # 1 day
+  stepback: false
+  tasks:
+  - name: lint_fuzzer_sanity_all
+
 ###########################################
 #         Windows buildvariants           #
 ###########################################
@@ -9889,12 +9924,14 @@ buildvariants:
     requires:
     - name: burn_in_tests_gen
     - name: lint
+    - name: lint_fuzzer_sanity_patch
     distros:
     - rhel62-large
   - name: compile_benchmarks
     distros:
     - rhel62-large
   - name: lint
+  - name: lint_fuzzer_sanity_patch
   - name: lint_yaml
   - name: burn_in_tests_gen
     distros: