diff --git a/src/TestInfo.py b/src/TestInfo.py
index 0c91d2c..9e89972 100644
--- a/src/TestInfo.py
+++ b/src/TestInfo.py
@@ -40,9 +40,11 @@ class TestInfo:
 	}
 	# extra args, their position in the arg list, and any post-processing required
     # post-processing is a function that takes 2 arguments: input file and output file
+	# CAUTION: DO NOT PUT ANY MORE ARGS AFTER PLACEHOLDER_OUTPUT_FILE_NAME. THE CODE THAT
+	# PARSES THE OUTPUT RELIES ON THIS BEING THE *LAST* ARGUMENT
 	VERBOSE_TESTS_EXTRA_ARGS = {
 		"jest": {
-			"args": " --verbose --json --outputFile=$PLACEHOLDER_OUTPUT_FILE_NAME$",
+			"args": " --verbose --json -i --outputFile=$PLACEHOLDER_OUTPUT_FILE_NAME$",
 			"position":  -1,
 			"post_processing": TestOutputProc.parse_jest_json_to_csv
 		},
@@ -116,6 +118,8 @@ def __init__(self, success, error_stream, output_stream, manager, VERBOSE_MODE):
 		self.timed_out = False
 		self.VERBOSE_MODE = VERBOSE_MODE
 		self.test_verbosity_output = None
+		self.startTime = 0
+		self.endTime = 0
 
 	def set_test_command( self, test_command):
 		self.test_command = test_command
@@ -194,6 +198,8 @@ def get_json_rep( self):
 		if self.test_verbosity_output:
 			json_rep["test_verbosity_output"] = self.test_verbosity_output
 		json_rep["timed_out"] = self.timed_out
+		json_rep["start_time"] = self.start_time
+		json_rep["end_time"] = self.end_time
 		return( json_rep)
 
 	def __str__(self):
diff --git a/src/test_JS_repo_lib.py b/src/test_JS_repo_lib.py
index 4623306..73ae479 100644
--- a/src/test_JS_repo_lib.py
+++ b/src/test_JS_repo_lib.py
@@ -2,6 +2,7 @@
 import subprocess
 import json
 import os
+import time
 from TestInfo import *
 
 def run_command( commands, timeout=None):
@@ -117,6 +118,9 @@ def run_tests( manager, pkg_json, crawler, repo_name, cur_dir="."):
 			test_command = pkg_json.get("scripts", {})[t]
 			test_infras = TestInfo.get_test_infras_list(test_command, manager)
 			test_verbosity_output = {}
+			# initialize these variables for timing; they'll be set before/after running test commands (resp)
+			start_time = 0
+			end_time = 0
 			# if we're in verbose testing mode (i.e. getting all timing info for each test, etc)
 			# then, we rerun the test commands with all the commands for adding verbose_mode to 
 			# each of the test infras involved (individually)
@@ -145,7 +149,10 @@ def run_tests( manager, pkg_json, crawler, repo_name, cur_dir="."):
 					with open("package.json", 'w') as f:
 						json.dump( pkg_json, f)
 					print("Running verbosity: " + manager + infra_verbosity_command)
+					# time how long the next line takes
+					start_time = time.time()
 					error, output, retcode = run_command( manager + verbosity_script_name, crawler.TEST_TIMEOUT)
+					end_time = time.time()
 					# if there's post-processing to be done
 					if not infra_verbosity_post_proc is None:
 						for out_file_obj in out_files:
@@ -163,12 +170,16 @@ def run_tests( manager, pkg_json, crawler, repo_name, cur_dir="."):
 				run_command( "mv TEMP_package.json_TEMP package.json")
 			# not verbose test mode -- just run the normal test command
 			else: 
+				start_time = time.time()
 				error, output, retcode = run_command( manager + t, crawler.TEST_TIMEOUT)
+				end_time = time.time()
 			test_info = TestInfo( (retcode == 0), error, output, manager, crawler.VERBOSE_MODE)
 			# the below info on the test infras etc is independent of verbose mode: just based on the command itself
 			test_info.set_test_command( test_command)
 			test_info.compute_test_infras()
 			test_info.compute_nested_test_commands( test_scripts)
+			test_info.start_time = start_time
+			test_info.end_time = end_time
 			# note: if we're running in verbose mode, then the stats will be that of the last executed verbose mode 
 			# instrumented version of the test command
 			test_info.compute_test_stats()