tests: add scenario to assure custom APT configuration is respected

Signed-off-by: Renan Rodrigo <[email protected]>

features/security_status.feature

@@ -859,3 +859,105 @@ Feature: Security status command behavior
 
       Ubuntu Pro is not available for non-LTS releases\.
       """
+
+  Scenario Outline: Pass custom APT configuration to the Client for updates information
+    Given a `<release>` `<machine_type>` machine with ubuntu-advantage-tools installed
+    # Get the system up to date
+    When I apt update
+    And I apt upgrade
+    # Install older versions of packages which have alternatives in -updates and -security
+    # This will mess up a little with the system but all should be fine for the test purpose
+    And I apt install `<pkg_in_updates> <pkg_in_security>`
+    And I apt update
+    Then stdout contains substring:
+    """
+    2 packages can be upgraded
+    """
+    When I run `apt list --upgradable` with sudo
+    Then stdout contains substring:
+    """
+    <release>-updates
+    """
+    And stdout contains substring:
+    """
+    <release>-security
+    """
+    When I run `pro api u.pro.packages.updates.v1` with sudo
+    Then stdout contains substring:
+    """
+    "num_standard_security_updates": 1
+    """
+    And stdout contains substring:
+    """
+    "num_standard_updates": 1
+    """
+    # Create custom configuration (lists file) for APT
+    When I create the file `/tmp/custom.list` with the following:
+    """
+    deb http://security.ubuntu.com/ubuntu <release>-security main restricted universe multiverse
+    """
+    And I create the file `/tmp/custom.conf` with the following:
+    """
+    Dir::Etc::Sourcelist "/tmp/custom.list";
+    Dir::Etc::Sourceparts "nonexisting";
+    """
+    # Pass the config using the environment
+    And I run `APT_CONFIG=/tmp/custom.conf pro api u.pro.packages.updates.v1` with sudo
+    Then stdout contains substring:
+    """
+    "num_standard_security_updates": 1
+    """
+    And stdout contains substring:
+    """
+    "num_standard_updates": 0
+    """
+    When I run `APT_CONFIG=/tmp/custom.conf apt list --upgradable` with sudo
+    Then stdout does not contain substring:
+    """
+    <release>-updates
+    """
+    And stdout contains substring:
+    """
+    <release>-security
+    """
+    When I run `APT_CONFIG=/tmp/custom.conf apt update` with sudo
+    Then stdout contains substring:
+    """
+    1 package can be upgraded
+    """
+    # Update the APT lists again after the past customized update
+    When I apt update
+    # Pass the config in a proper APT config file
+    And I create the file `/etc/apt/apt.conf.d/50-custom` with the following:
+    """
+    Dir::Etc::Sourcelist "/tmp/custom.list";
+    Dir::Etc::Sourceparts "nonexisting";
+    """
+    # Check it works the same
+    And I run `pro api u.pro.packages.updates.v1` with sudo
+    Then stdout contains substring:
+    """
+    "num_standard_security_updates": 1
+    """
+    And stdout contains substring:
+    """
+    "num_standard_updates": 0
+    """
+    When I run `apt list --upgradable` with sudo
+    Then stdout does not contain substring:
+    """
+    <release>-updates
+    """
+    And stdout contains substring:
+    """
+    <release>-security
+    """
+    When I apt update
+    Then stdout contains substring:
+    """
+    1 package can be upgraded
+    """
+    Examples: ubuntu release
+        | release | machine_type  | pkg_in_updates          | pkg_in_security         |
+        | xenial  | lxd-container | base-files=9.4ubuntu4   | wget=1.17.1-1ubuntu1    |
+        | noble   | lxd-container | xxd=2:9.1.0016-1ubuntu7 | less=590-2ubuntu2       |