diff --git a/.github/workflows/buildandtestpyaqsapi.yml b/.github/workflows/buildandtestpyaqsapi.yml
index f32586d..0093062 100644
--- a/.github/workflows/buildandtestpyaqsapi.yml
+++ b/.github/workflows/buildandtestpyaqsapi.yml
@@ -13,7 +13,7 @@ on:
 
 defaults:
   run:
-    shell: bash -leo pipefail {0}
+    shell: bash -el {0}
     
 jobs:
   setup_environment:
@@ -29,11 +29,6 @@ jobs:
     steps:
       - name: checkout
         uses: actions/checkout@v3
-      
-      - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v4
-        with:
-          python-version: ${{ matrix.python-version }}
 
       - name: setup environment
         uses: mamba-org/setup-micromamba@v2
@@ -41,11 +36,10 @@ jobs:
           environment-file: environment.yml
           init-shell: >-
             bash
-            powershell
           cache-environment: true
           environment-name: pyaqsapi
           post-cleanup: 'all'
-          shell: pwsh
+          shell: bash
 
       - name: Display Python and sphinx version and system info
         run: |
diff --git a/pyaqsapi/helperfunctions.py b/pyaqsapi/helperfunctions.py
index 760cfac..d68002b 100644
--- a/pyaqsapi/helperfunctions.py
+++ b/pyaqsapi/helperfunctions.py
@@ -1113,7 +1113,7 @@ def aqs_removeheader(
 
     """
     aqsresult = DataFrame()
-    for x in enumerate(aqsobject):
+    for x in range(len(aqsobject)):
         aqsresult = concat([aqsresult, aqsobject[x].get_data()], axis=0)
 
     return aqsresult
diff --git a/pyaqsapi/metadatafunctions.py b/pyaqsapi/metadatafunctions.py
index 081d261..e2bfa4f 100644
--- a/pyaqsapi/metadatafunctions.py
+++ b/pyaqsapi/metadatafunctions.py
@@ -81,10 +81,9 @@ def aqs_revisionhistory(
     (pandas DataFrame or an AQSAPI_V2 object): Information on the revision
     history to the AQS Datamart API.
     """
-    service = "metaData"
     aqsfilter = "revisionHistory"
     aqsresult = helperfunctions.AQSAPI_V2()
-    aqsresult._aqs_metadata_services(service=service, aqsfilter=aqsfilter)
+    aqsresult._aqs_metadata_services(aqsfilter=aqsfilter)
     if return_header:
         return aqsresult
     else:
diff --git a/tests/test_metadatafunctions.py b/tests/test_metadatafunctions.py
new file mode 100644
index 0000000..b001db1
--- /dev/null
+++ b/tests/test_metadatafunctions.py
@@ -0,0 +1,38 @@
+from os import environ, getcwd
+from os.path import abspath, exists
+from sys import path
+
+import pytest
+
+import pyaqsapi.metadatafunctions as metadatafunctions
+from pyaqsapi.helperfunctions import aqs_credentials
+
+@pytest.fixture
+def setuppyaqsapi(autouse=True):
+    # print(f"the current working directory is: {getcwd()}")
+    if exists("./dev/local.py"):
+        # the following should only execute if the file ./dev/local.py exists
+        # under the project root folder. This file should not exist on the git
+        # repostiory or in the final package. local looads the AQS user
+        # credentials for testing
+        path.append(abspath("./dev"))
+        import local
+
+        AQSuser, AQSkey = local.setuppyaqsapitest()
+        aqs_credentials(username=AQSuser, key=AQSkey)
+    else:
+        # get the credential information from environment variables if using
+        # github actions
+        AQSuser = environ.get("AQSuser")
+        assert AQSuser is not None
+        AQSkey = environ.get("AQSkey")
+        assert AQSkey is not None
+        aqs_credentials(username=AQSuser, key=AQSkey)
+
+
+def test_aqs_knownissues(setuppyaqsapi):
+    assert metadatafunctions.aqs_knownissues(return_header=True).get_status_code() == "200"
+
+
+def test_aqs_revisionhistory(setuppyaqsapi):
+    assert metadatafunctions.aqs_revisionhistory(return_header=True).get_status_code() == "200"
\ No newline at end of file