diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 14a7ac9..29bee78 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -15,7 +15,7 @@ repos:
     - id: trailing-whitespace
     - id: flake8
       args:
-        - --max-line-length=100
+        - --max-line-length=120
 -   repo: https://github.com/pre-commit/mirrors-mypy
     rev: v0.711
     hooks:
diff --git a/Makefile b/Makefile
index 6219e62..22b130f 100644
--- a/Makefile
+++ b/Makefile
@@ -14,7 +14,7 @@ build-test:
 test:
 	cd tests && PYTHONPATH=$(CURDIR) pytest --color=yes -v --showlocals
 
-test-in-container:
+test-in-container: build-test
 	$(PODMAN) run --rm --net=host -e DEPLOYMENT=test ${TEST_IMAGE_NAME}
 
 clean:
diff --git a/README.md b/README.md
index 4d173ee..560e153 100644
--- a/README.md
+++ b/README.md
@@ -34,7 +34,7 @@ class TestDummyImage(object):
 
 * [x] ct_cleanup
 * [ ] ct_enable_cleanup
-* [ ] ct_check_envs_set
+* [x] ct_check_envs_set
 * [x] ct_get_cip
 * [x] ct_get_cid
 * [x] ct_wait_for_cid
@@ -69,7 +69,6 @@ class TestDummyImage(object):
 * [ ] ct_clone_git_repository
 * [ ] ct_show_resources
 * [ ] ct_s2i_multistage_build
-* [ ]
 
 
 ## OpenShift tests
diff --git a/container_ci_suite/api.py b/container_ci_suite/api.py
index c08b1ba..5e81af8 100644
--- a/container_ci_suite/api.py
+++ b/container_ci_suite/api.py
@@ -24,6 +24,7 @@
 
 import os
 import logging
+import re
 import time
 import subprocess
 import shutil
@@ -416,3 +417,34 @@ def doc_content_old(self):
 
     def test_response(self):
         pass
+
+    def test_check_exec_env_vars(self, env_filter: str = "^X_SCLS=|/opt/rh|/opt/app-root"):
+        check_envs = DockerCLIWrapper.docker_run_command(f'--rm {self.image_name} /bin/bash -c env')
+        logger.debug(f"Run envs {check_envs}")
+        self.create_container(cid_file="exec_env_vars", container_args="bash -c 'sleep 1000'")
+        loop_envs = DockerCLIWrapper.run_docker_command(f"exec {self.get_cid_file(self.cid_file)} env")
+        self.test_check_envs_set(env_filter=env_filter, check_envs=check_envs, loop_envs=loop_envs)
+
+    def test_check_envs_set(self, env_filter: str, check_envs: str, loop_envs: str, env_format="VALUE"):
+        fields_to_check: List = [
+            x for x in loop_envs.split('\n') if re.findall(env_filter, x) and not x.startswith("PWD=")
+        ]
+        for field in fields_to_check:
+            var_name, stripped = field.split('=', 2)
+            filtered_envs = [x for x in check_envs.split('\n') if x.startswith(f"{var_name}=")]
+            if not filtered_envs:
+                logger.error(f"{var_name} not found during 'docker exec'")
+                return False
+            filter_envs = ''.join(filtered_envs)
+            for value in stripped.split(':'):
+                # If the value checked does not go through env_filter we do not care about it
+                ret = re.findall(env_filter, value)
+                if not ret:
+                    continue
+                new_env = env_format.replace('VALUE', value)
+                find_env = re.findall(rf"{new_env}", filter_envs)
+                if not find_env:
+                    logger.error(f"Value {value} is missing from variable {var_name}")
+                    logger.error(filtered_envs)
+                    return False
+        return True
diff --git a/tests/test_api.py b/tests/test_api.py
index 7efc15e..63955b5 100644
--- a/tests/test_api.py
+++ b/tests/test_api.py
@@ -64,3 +64,107 @@ def test_s2i_build_from_df(self, app_path, s2i_args, src_image, dest_image, df):
             dst_image=dest_image,
         )
         assert generated_df == df
+
+    def test_check_envs_set(self):
+        run_envs = """MANPATH=/opt/rh/rh-ruby26/root/usr/local/share/man:/opt/rh/rh-ruby26/root/usr/share/man:/opt/rh/rh-nodejs14/root/usr/share/man:
+APP_ROOT=/opt/app-root
+NODEJS_SCL=rh-nodejs14
+X_SCLS=rh-nodejs14 rh-ruby26
+LD_LIBRARY_PATH=/opt/rh/rh-ruby26/root/usr/local/lib64:/opt/rh/rh-ruby26/root/usr/lib64:/opt/rh/rh-nodejs14/root/usr/lib64
+PATH=/opt/rh/rh-ruby26/root/usr/local/bin:/opt/rh/rh-ruby26/root/usr/bin:/opt/rh/rh-nodejs14/root/usr/bin:/opt/app-root/src/bin:/opt/app-root/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
+STI_SCRIPTS_URL=image:///usr/libexec/s2i
+PWD=/opt/app-root/src
+STI_SCRIPTS_PATH=/usr/libexec/s2i
+IMAGE_NAME=rhscl/ruby-26-rhel7
+HOME=/opt/app-root/src
+RUBY_SCL=rh-ruby26
+XDG_DATA_DIRS=/opt/rh/rh-ruby26/root/usr/local/share:/opt/rh/rh-ruby26/root/usr/share:/usr/local/share:/usr/share
+PKG_CONFIG_PATH=/opt/rh/rh-ruby26/root/usr/local/lib64/pkgconfig:/opt/rh/rh-ruby26/root/usr/lib64/pkgconfig
+RUBY_VERSION=2.6"""
+        exec_envs = """PATH=/opt/rh/rh-ruby26/root/usr/local/bin:/opt/rh/rh-ruby26/root/usr/bin:/opt/rh/rh-nodejs14/root/usr/bin:/opt/app-root/src/bin:/opt/app-root/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
+SUMMARY=Platform for building and running Ruby 2.6 applications
+STI_SCRIPTS_URL=image:///usr/libexec/s2i
+STI_SCRIPTS_PATH=/usr/libexec/s2i
+APP_ROOT=/opt/app-root
+HOME=/opt/app-root/src
+BASH_ENV=/opt/app-root/etc/scl_enable
+ENV=/opt/app-root/etc/scl_enable
+PROMPT_COMMAND=. /opt/app-root/etc/scl_enable
+NODEJS_SCL=rh-nodejs14
+RUBY_SCL=rh-ruby26
+IMAGE_NAME=rhscl/ruby-26-rhel7
+LD_LIBRARY_PATH=/opt/rh/rh-ruby26/root/usr/local/lib64:/opt/rh/rh-ruby26/root/usr/lib64:/opt/rh/rh-nodejs14/root/usr/lib64
+X_SCLS=rh-nodejs14 rh-ruby26
+MANPATH=/opt/rh/rh-ruby26/root/usr/local/share/man:/opt/rh/rh-ruby26/root/usr/share/man:/opt/rh/rh-nodejs14/root/usr/share/man:
+XDG_DATA_DIRS=/opt/rh/rh-ruby26/root/usr/local/share:/opt/rh/rh-ruby26/root/usr/share:/usr/local/share:/usr/share
+PKG_CONFIG_PATH=/opt/rh/rh-ruby26/root/usr/local/lib64/pkgconfig:/opt/rh/rh-ruby26/root/usr/lib64/pkgconfig
+"""
+        ccs = ContainerCISuite(image_name="f32/nodejs:12")
+        ccs.test_check_envs_set(env_filter="^X_SCLS=|/opt/rh|/opt/app-root", check_envs=exec_envs, loop_envs=run_envs)
+
+    def test_check_envs_set_home_not_in_docker_exec(self):
+        run_envs = """MANPATH=/opt/rh/rh-ruby26/root/usr/local/share/man:/opt/rh/rh-ruby26/root/usr/share/man:/opt/rh/rh-nodejs14/root/usr/share/man:
+APP_ROOT=/opt/app-root
+X_SCLS=rh-nodejs14 rh-ruby26
+LD_LIBRARY_PATH=/opt/rh/rh-ruby26/root/usr/local/lib64:/opt/rh/rh-ruby26/root/usr/lib64:/opt/rh/rh-nodejs14/root/usr/lib64
+PATH=/opt/rh/rh-ruby26/root/usr/local/bin:/opt/rh/rh-ruby26/root/usr/bin:/opt/rh/rh-nodejs14/root/usr/bin:/opt/app-root/src/bin:/opt/app-root/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
+STI_SCRIPTS_URL=image:///usr/libexec/s2i
+STI_SCRIPTS_PATH=/usr/libexec/s2i
+HOME=/opt/app-root/src
+XDG_DATA_DIRS=/opt/rh/rh-ruby26/root/usr/local/share:/opt/rh/rh-ruby26/root/usr/share:/usr/local/share:/usr/share
+PKG_CONFIG_PATH=/opt/rh/rh-ruby26/root/usr/local/lib64/pkgconfig:/opt/rh/rh-ruby26/root/usr/lib64/pkgconfig
+RUBY_VERSION=2.6"""
+        exec_envs = """PATH=/opt/rh/rh-ruby26/root/usr/local/bin:/opt/rh/rh-ruby26/root/usr/bin:/opt/rh/rh-nodejs14/root/usr/bin:/opt/app-root/src/bin:/opt/app-root/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
+STI_SCRIPTS_URL=image:///usr/libexec/s2i
+STI_SCRIPTS_PATH=/usr/libexec/s2i
+APP_ROOT=/opt/app-root
+BASH_ENV=/opt/app-root/etc/scl_enable
+ENV=/opt/app-root/etc/scl_enable
+PROMPT_COMMAND=. /opt/app-root/etc/scl_enable
+LD_LIBRARY_PATH=/opt/rh/rh-ruby26/root/usr/local/lib64:/opt/rh/rh-ruby26/root/usr/lib64:/opt/rh/rh-nodejs14/root/usr/lib64
+X_SCLS=rh-nodejs14 rh-ruby26
+MANPATH=/opt/rh/rh-ruby26/root/usr/local/share/man:/opt/rh/rh-ruby26/root/usr/share/man:/opt/rh/rh-nodejs14/root/usr/share/man:
+XDG_DATA_DIRS=/opt/rh/rh-ruby26/root/usr/local/share:/opt/rh/rh-ruby26/root/usr/share:/usr/local/share:/usr/share
+PKG_CONFIG_PATH=/opt/rh/rh-ruby26/root/usr/local/lib64/pkgconfig:/opt/rh/rh-ruby26/root/usr/lib64/pkgconfig
+"""
+        ccs = ContainerCISuite(image_name="f32/nodejs:12")
+        ret = ccs.test_check_envs_set(
+            env_filter="^X_SCLS=|/opt/rh|/opt/app-root",
+            check_envs=exec_envs,
+            loop_envs=run_envs
+        )
+        assert not ret
+
+    def test_check_envs_set_not_in_run_envs_not_path(self):
+        run_envs = """MANPATH=/opt/rh/rh-ruby26/root/usr/local/share/man:/opt/rh/rh-ruby26/root/usr/share/man:/opt/rh/rh-nodejs14/root/usr/share/man:
+APP_ROOT=/opt/app-root
+X_SCLS=rh-nodejs14 rh-ruby26
+LD_LIBRARY_PATH=/opt/rh/rh-ruby26/root/usr/local/lib64:/opt/rh/rh-ruby26/root/usr/lib64:/opt/rh/rh-nodejs14/root/usr/lib64
+PATH=/opt/rh/rh-ruby26/root/usr/local/bin:/opt/rh/rh-ruby26/root/usr/bin:/opt/rh/rh-nodejs14/root/usr/bin:/opt/app-root/src/bin:/opt/app-root/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
+STI_SCRIPTS_URL=image:///usr/libexec/s2i
+STI_SCRIPTS_PATH=/usr/libexec/s2i
+HOME=/opt/app-root/src
+XDG_DATA_DIRS=/opt/rh/rh-ruby26/root/usr/local/share:/opt/rh/rh-ruby26/root/usr/share:/usr/local/share:/usr/share
+PKG_CONFIG_PATH=/opt/rh/rh-ruby26/root/usr/local/lib64/pkgconfig:/opt/rh/rh-ruby26/root/usr/lib64/pkgconfig
+RUBY_VERSION=2.6"""
+        exec_envs = """PATH=/opt/rh/rh-ruby26/root/usr/local/bin:/opt/rh/rh-nodejs14/root/usr/bin:/opt/app-root/src/bin:/opt/app-root/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
+STI_SCRIPTS_URL=image:///usr/libexec/s2i
+STI_SCRIPTS_PATH=/usr/libexec/s2i
+APP_ROOT=/opt/app-root
+BASH_ENV=/opt/app-root/etc/scl_enable
+ENV=/opt/app-root/etc/scl_enable
+PROMPT_COMMAND=. /opt/app-root/etc/scl_enable
+LD_LIBRARY_PATH=/opt/rh/rh-ruby26/root/usr/local/lib64:/opt/rh/rh-ruby26/root/usr/lib64:/opt/rh/rh-nodejs14/root/usr/lib64
+X_SCLS=rh-nodejs14 rh-ruby26
+HOME=/opt/app-root/src
+MANPATH=/opt/rh/rh-ruby26/root/usr/local/share/man:/opt/rh/rh-ruby26/root/usr/share/man:/opt/rh/rh-nodejs14/root/usr/share/man:
+XDG_DATA_DIRS=/opt/rh/rh-ruby26/root/usr/local/share:/opt/rh/rh-ruby26/root/usr/share:/usr/local/share:/usr/share
+PKG_CONFIG_PATH=/opt/rh/rh-ruby26/root/usr/local/lib64/pkgconfig:/opt/rh/rh-ruby26/root/usr/lib64/pkgconfig
+"""
+        ccs = ContainerCISuite(image_name="f32/nodejs:12")
+        ret = ccs.test_check_envs_set(
+            env_filter="^X_SCLS=|/opt/rh|/opt/app-root",
+            check_envs=exec_envs,
+            loop_envs=run_envs
+        )
+        assert not ret