9 files changed, 102 insertions, 0 deletions
diff --git a/lib/tests/modules/assertions/condition-true.nix b/lib/tests/modules/assertions/condition-true.nix
new file mode 100644
index 0000000000000..7ca0817a23971
--- /dev/null
+++ b/lib/tests/modules/assertions/condition-true.nix
@@ -0,0 +1,8 @@
+{
+
+  _module.checks.test = {
+    check = true;
+    message = "Assertion failed";
+  };
+
+}
diff --git a/lib/tests/modules/assertions/enable-false.nix b/lib/tests/modules/assertions/enable-false.nix
new file mode 100644
index 0000000000000..11f753bb32e81
--- /dev/null
+++ b/lib/tests/modules/assertions/enable-false.nix
@@ -0,0 +1,9 @@
+{
+
+  _module.checks.test = {
+    enable = false;
+    check = false;
+    message = "Assertion failed";
+  };
+
+}
diff --git a/lib/tests/modules/assertions/multi.nix b/lib/tests/modules/assertions/multi.nix
new file mode 100644
index 0000000000000..1e2e14b8643a4
--- /dev/null
+++ b/lib/tests/modules/assertions/multi.nix
@@ -0,0 +1,23 @@
+{
+
+  _module.checks = {
+    test1 = {
+      check = false;
+      message = "Assertion 1 failed";
+    };
+    test2 = {
+      check = false;
+      message = "Assertion 2 failed";
+    };
+    test3 = {
+      check = false;
+      message = "Warning 3 failed";
+      type = "warning";
+    };
+    test4 = {
+      check = false;
+      message = "Warning 4 failed";
+      type = "warning";
+    };
+  };
+}
diff --git a/lib/tests/modules/assertions/simple.nix b/lib/tests/modules/assertions/simple.nix
new file mode 100644
index 0000000000000..115d89a303622
--- /dev/null
+++ b/lib/tests/modules/assertions/simple.nix
@@ -0,0 +1,6 @@
+{
+  _module.checks.test = {
+    check = false;
+    message = "Assertion failed";
+  };
+}
diff --git a/lib/tests/modules/assertions/submodule-attrsOf-attrsOf.nix b/lib/tests/modules/assertions/submodule-attrsOf-attrsOf.nix
new file mode 100644
index 0000000000000..27a63d1e4329c
--- /dev/null
+++ b/lib/tests/modules/assertions/submodule-attrsOf-attrsOf.nix
@@ -0,0 +1,13 @@
+{ lib, ... }: {
+
+  options.foo = lib.mkOption {
+    default = { bar.baz = {}; };
+    type = lib.types.attrsOf (lib.types.attrsOf (lib.types.submodule {
+      _module.checks.test = {
+        check = false;
+        message = "Assertion failed";
+      };
+    }));
+  };
+
+}
diff --git a/lib/tests/modules/assertions/submodule-attrsOf.nix b/lib/tests/modules/assertions/submodule-attrsOf.nix
new file mode 100644
index 0000000000000..aac5937cf7e59
--- /dev/null
+++ b/lib/tests/modules/assertions/submodule-attrsOf.nix
@@ -0,0 +1,13 @@
+{ lib, ... }: {
+
+  options.foo = lib.mkOption {
+    default = { bar = {}; };
+    type = lib.types.attrsOf (lib.types.submodule {
+      _module.checks.test = {
+        check = false;
+        message = "Assertion failed";
+      };
+    });
+  };
+
+}
diff --git a/lib/tests/modules/assertions/submodule.nix b/lib/tests/modules/assertions/submodule.nix
new file mode 100644
index 0000000000000..4e7e0b1bd61e9
--- /dev/null
+++ b/lib/tests/modules/assertions/submodule.nix
@@ -0,0 +1,13 @@
+{ lib, ... }: {
+
+  options.foo = lib.mkOption {
+    default = {};
+    type = lib.types.submodule {
+      _module.checks.test = {
+        check = false;
+        message = "Assertion failed";
+      };
+    };
+  };
+
+}
diff --git a/lib/tests/modules/assertions/underscore-attributes.nix b/lib/tests/modules/assertions/underscore-attributes.nix
new file mode 100644
index 0000000000000..f9ee5c5787b08
--- /dev/null
+++ b/lib/tests/modules/assertions/underscore-attributes.nix
@@ -0,0 +1,8 @@
+{
+
+  _module.checks._test = {
+    check = false;
+    message = "Assertion failed";
+  };
+
+}
diff --git a/lib/tests/modules/assertions/warning.nix b/lib/tests/modules/assertions/warning.nix
new file mode 100644
index 0000000000000..72598ba3fdd55
--- /dev/null
+++ b/lib/tests/modules/assertions/warning.nix
@@ -0,0 +1,9 @@
+{
+
+  _module.checks.test = {
+    check = false;
+    type = "warning";
+    message = "Warning message";
+  };
+
+}