diff --git a/.circleci/config.yml b/.circleci/config.yml
index 99ac4c7ab..c0ec0daa0 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -49,7 +49,7 @@ jobs:
           name: Testing MintPy Python Modules
           command: |
             export PATH=${CONDA_PREFIX}/bin:${PATH}
-            ${MINTPY_HOME}/tests/test_asc_desc2horz_vert.py
+            ${MINTPY_HOME}/tests/asc_desc2horz_vert.py
             ${MINTPY_HOME}/tests/objects/ionex.py
 
       - run:
@@ -57,28 +57,28 @@ jobs:
           command: |
             export PATH=${CONDA_PREFIX}/bin:${PATH}
             mkdir -p ${HOME}/data
-            ${MINTPY_HOME}/tests/test_smallbaselineApp.py --dir ${HOME}/data --dset FernandinaSenDT128
+            ${MINTPY_HOME}/tests/smallbaselineApp.py --dir ${HOME}/data --dset FernandinaSenDT128
 
       - run:
           name: Testing MintPy on Example Dataset 2/4 - SanFranSenDT42 (ARIA)
           command: |
             export PATH=${CONDA_PREFIX}/bin:${PATH}
             mkdir -p ${HOME}/data
-            ${MINTPY_HOME}/tests/test_smallbaselineApp.py --dir ${HOME}/data --dset SanFranSenDT42
+            ${MINTPY_HOME}/tests/smallbaselineApp.py --dir ${HOME}/data --dset SanFranSenDT42
 
       - run:
           name: Testing MintPy on Example Dataset 3/4 - WellsEnvD2T399 (Gamma)
           command: |
             export PATH=${CONDA_PREFIX}/bin:${PATH}
             mkdir -p ${HOME}/data
-            ${MINTPY_HOME}/tests/test_smallbaselineApp.py --dir ${HOME}/data --dset WellsEnvD2T399
+            ${MINTPY_HOME}/tests/smallbaselineApp.py --dir ${HOME}/data --dset WellsEnvD2T399
 
       - run:
           name: Testing MintPy on Example Dataset 4/4 - WCapeSenAT29 (SNAP)
           command: |
             export PATH=${CONDA_PREFIX}/bin:${PATH}
             mkdir -p ${HOME}/data
-            ${MINTPY_HOME}/tests/test_smallbaselineApp.py --dir ${HOME}/data --dset WCapeSenAT29
+            ${MINTPY_HOME}/tests/smallbaselineApp.py --dir ${HOME}/data --dset WCapeSenAT29
 
 workflows:
   version: 2
diff --git a/docs/CONTRIBUTING.md b/docs/CONTRIBUTING.md
index 9d6eb751c..afdaa956e 100644
--- a/docs/CONTRIBUTING.md
+++ b/docs/CONTRIBUTING.md
@@ -92,10 +92,10 @@ Some things that will increase the chance that your pull request is accepted qui
 
 ## Testing ##
 
-It's a good idea to test any changes or bugs you have fixed, in the feature branch locally, before issuing/submitting the pull request. We realize that we don't have a complete testing system in place yet (maybe you can contribute this!), except for an overall testing script `test_smallbaselineApp.py`:
+It's a good idea to test any changes or bugs you have fixed, in the feature branch locally, before issuing/submitting the pull request. We realize that we don't have a complete testing system in place yet (maybe you can contribute this!), except for an overall testing script for `smallbaselineApp.py`:
 
 ```
-${MINTPY_HOME}/tests/test_smallbaselineApp.py
+${MINTPY_HOME}/tests/smallbaselineApp.py
 ```
 
 It takes about 15 mins to finish.
diff --git a/tests/test_asc_desc2horz_vert.py b/tests/asc_desc2horz_vert.py
similarity index 100%
rename from tests/test_asc_desc2horz_vert.py
rename to tests/asc_desc2horz_vert.py
diff --git a/tests/test_smallbaselineApp.py b/tests/smallbaselineApp.py
similarity index 94%
rename from tests/test_smallbaselineApp.py
rename to tests/smallbaselineApp.py
index d2ec68668..5c2233cc1 100755
--- a/tests/test_smallbaselineApp.py
+++ b/tests/smallbaselineApp.py
@@ -25,12 +25,12 @@
 }
 
 URL_LIST = [
-    'https://zenodo.org/record/5498198/files/FernandinaSenDT128.tar.xz',
-    'https://zenodo.org/record/4320005/files/SanFranSenDT42.tar.xz',
-    'https://zenodo.org/record/3952950/files/WellsEnvD2T399.tar.xz',
-    'https://zenodo.org/record/5502403/files/RidgecrestSenDT71.tar.xz',
-    'https://zenodo.org/record/4318134/files/WCapeSenAT29.tar.xz',
-    'https://zenodo.org/record/3952917/files/KujuAlosAT422F650.tar.xz',
+    'https://zenodo.org/record/5498198/files/FernandinaSenDT128.tar.xz',   # 280 MB
+    'https://zenodo.org/record/6662079/files/SanFranSenDT42.tar.xz',       # 280 MB
+    'https://zenodo.org/record/3952950/files/WellsEnvD2T399.tar.xz',       # 280 MB
+    'https://zenodo.org/record/5502403/files/RidgecrestSenDT71.tar.xz',    # 480 MB
+    'https://zenodo.org/record/6661536/files/WCapeSenAT29.tar.xz',         # 240 MB
+    'https://zenodo.org/record/3952917/files/KujuAlosAT422F650.tar.xz',    # 230 MB
 ]
 
 PROJ_NAMES = [os.path.basename(url).split('.tar.xz')[0] for url in URL_LIST]
@@ -48,10 +48,10 @@
 """
 
 EXAMPLE = """example:
-  test_smallbaselineApp.py
-  test_smallbaselineApp.py  --dir ~/test
-  test_smallbaselineApp.py  --dset KujuAlosAT422F650
-  test_smallbaselineApp.py  --nofresh
+  $MINTPY_HOME/tests/smallbaselineApp.py
+  $MINTPY_HOME/tests/smallbaselineApp.py  --dir ~/test
+  $MINTPY_HOME/tests/smallbaselineApp.py  --dset KujuAlosAT422F650
+  $MINTPY_HOME/tests/smallbaselineApp.py  --nofresh
 """
 
 def create_parser():