From 994d854a4a90df8d8f661b19d05eb1cb6a951419 Mon Sep 17 00:00:00 2001
From: Austin Horstman <khaneliman12@gmail.com>
Date: Sun, 5 Oct 2025 14:33:38 -0500
Subject: [PATCH] tests/grep: add tests

Signed-off-by: Austin Horstman <khaneliman12@gmail.com>
---
 .../programs/grep/basic-configuration.nix       | 13 +++++++++++++
 tests/modules/programs/grep/default.nix         |  4 ++++
 tests/modules/programs/grep/with-colors.nix     | 17 +++++++++++++++++
 3 files changed, 34 insertions(+)
 create mode 100644 tests/modules/programs/grep/basic-configuration.nix
 create mode 100644 tests/modules/programs/grep/default.nix
 create mode 100644 tests/modules/programs/grep/with-colors.nix

diff --git a/tests/modules/programs/grep/basic-configuration.nix b/tests/modules/programs/grep/basic-configuration.nix
new file mode 100644
index 000000000..845b02cca
--- /dev/null
+++ b/tests/modules/programs/grep/basic-configuration.nix
@@ -0,0 +1,13 @@
+{
+  config = {
+    programs.grep = {
+      enable = true;
+    };
+
+    nmt.script = ''
+      # Verify no GREP_COLORS environment variable is set when colors is empty
+      hmEnvFile=home-path/etc/profile.d/hm-session-vars.sh
+      assertFileNotRegex $hmEnvFile 'GCC_COLORS'
+    '';
+  };
+}
diff --git a/tests/modules/programs/grep/default.nix b/tests/modules/programs/grep/default.nix
new file mode 100644
index 000000000..a68789756
--- /dev/null
+++ b/tests/modules/programs/grep/default.nix
@@ -0,0 +1,4 @@
+{
+  grep-basic-configuration = ./basic-configuration.nix;
+  grep-with-colors = ./with-colors.nix;
+}
diff --git a/tests/modules/programs/grep/with-colors.nix b/tests/modules/programs/grep/with-colors.nix
new file mode 100644
index 000000000..a76c58e1b
--- /dev/null
+++ b/tests/modules/programs/grep/with-colors.nix
@@ -0,0 +1,17 @@
+{
+  config = {
+    programs.grep = {
+      enable = true;
+      colors = {
+        error = "01;31";
+        match = "01;32";
+      };
+    };
+
+    nmt.script = ''
+      # Check that grep colors are set in session variables
+      assertFileContains home-path/etc/profile.d/hm-session-vars.sh \
+        'export GREP_COLORS="error=01;31:match=01;32"'
+    '';
+  };
+}