diff --git a/tests/modules/programs/direnv/bash.nix b/tests/modules/programs/direnv/bash.nix
deleted file mode 100644
index 7feb65cc1..000000000
--- a/tests/modules/programs/direnv/bash.nix
+++ /dev/null
@@ -1,11 +0,0 @@
-{
-  programs.bash.enable = true;
-  programs.direnv.enable = true;
-
-  nmt.script = ''
-    assertFileExists home-files/.bashrc
-    assertFileRegex \
-      home-files/.bashrc \
-      'eval "\$(@direnv@/bin/direnv hook bash)"'
-  '';
-}
diff --git a/tests/modules/programs/direnv/basic-config.nix b/tests/modules/programs/direnv/basic-config.nix
new file mode 100644
index 000000000..8e75e3933
--- /dev/null
+++ b/tests/modules/programs/direnv/basic-config.nix
@@ -0,0 +1,106 @@
+{ config, pkgs, ... }:
+let
+  expectedContent = "something important";
+in
+{
+  programs = {
+    direnv = {
+      enable = true;
+      silent = true;
+
+      enableBashIntegration = true;
+      enableNushellIntegration = true;
+      enableZshIntegration = true;
+
+      mise = {
+        enable = true;
+        package = config.lib.test.mkStubPackage { name = "mise"; };
+      };
+
+      nix-direnv = {
+        enable = true;
+        package = config.lib.test.mkStubPackage {
+          buildScript = ''
+            mkdir -p $out/share/nix-direnv/
+            echo "use_nix" >> $out/share/nix-direnv/direnvrc
+          '';
+        };
+      };
+
+      stdlib = expectedContent;
+
+      config = {
+        global = {
+          hide_env_diff = true;
+        };
+        whitelist = {
+          prefix = [ "/home/user/projects" ];
+        };
+      };
+    };
+
+    bash.enable = true;
+    fish.enable = true;
+    nushell.enable = true;
+    zsh.enable = true;
+  };
+
+  nmt.script =
+    let
+      nushellConfigFile =
+        if pkgs.stdenv.isDarwin && !config.xdg.enable then
+          "home-files/Library/Application Support/nushell/config.nu"
+        else
+          "home-files/.config/nushell/config.nu";
+    in
+    # Bash
+    ''
+      # Test basic bash integration
+      assertFileExists home-files/.bashrc
+      assertFileRegex \
+        home-files/.bashrc \
+        'eval "\$(@direnv@/bin/direnv hook bash)"'
+
+
+      # Test nushell integration
+      assertFileExists "${nushellConfigFile}"
+      assertFileRegex "${nushellConfigFile}" '@direnv@/bin/direnv export json'
+
+      # Test creates config file
+      assertFileExists home-files/.config/direnv/direnv.toml
+      assertFileContent \
+        home-files/.config/direnv/direnv.toml \
+        ${./toml-config-expected.toml}
+
+      assertFileExists home-files/.config/direnv/lib/hm-nix-direnv.sh
+      assertFileRegex home-files/.config/direnv/lib/hm-nix-direnv.sh \
+      'use_nix'
+
+      assertFileRegex \
+        home-files/.config/direnv/direnvrc \
+        '${expectedContent}'
+      # Test bash integration
+      assertFileRegex home-files/.bashrc \
+        'eval.*direnv hook bash'
+
+      # Test zsh integration
+      assertFileRegex home-files/.zshrc \
+        'eval.*direnv hook zsh'
+
+      # Test fish integration (enabled by default)
+      assertFileRegex home-files/.config/fish/config.fish \
+        'direnv hook fish.*source'
+
+      # Test nushell integration
+      assertFileRegex "${nushellConfigFile}" \
+        'direnv export json'
+      assertFileRegex "${nushellConfigFile}" \
+        'load-env'
+
+      # Test mise integration creates library file
+      assertFileExists home-files/.config/direnv/lib/hm-mise.sh
+      assertFileRegex home-files/.config/direnv/lib/hm-mise.sh \
+        'mise direnv activate'
+
+    '';
+}
diff --git a/tests/modules/programs/direnv/default.nix b/tests/modules/programs/direnv/default.nix
index 881617a17..b6d0cbb2b 100644
--- a/tests/modules/programs/direnv/default.nix
+++ b/tests/modules/programs/direnv/default.nix
@@ -1,9 +1,3 @@
 {
-  direnv-bash = ./bash.nix;
-  direnv-mise = ./mise.nix;
-  direnv-nix-direnv = ./nix-direnv.nix;
-  direnv-nushell = ./nushell.nix;
-  direnv-stdlib = ./stdlib.nix;
-  direnv-stdlib-and-nix-direnv = ./stdlib-and-nix-direnv.nix;
-  direnv-silent = ./silent.nix;
+  direnv = ./basic-config.nix;
 }
diff --git a/tests/modules/programs/direnv/mise.nix b/tests/modules/programs/direnv/mise.nix
deleted file mode 100644
index b205df627..000000000
--- a/tests/modules/programs/direnv/mise.nix
+++ /dev/null
@@ -1,17 +0,0 @@
-{ config, ... }:
-
-{
-  programs.bash.enable = true;
-  programs.direnv = {
-    enable = true;
-    mise = {
-      enable = true;
-      package = config.lib.test.mkStubPackage { name = "mise"; };
-    };
-  };
-
-  nmt.script = ''
-    assertFileExists home-files/.bashrc
-    assertFileExists home-files/.config/direnv/lib/hm-mise.sh
-  '';
-}
diff --git a/tests/modules/programs/direnv/nix-direnv.nix b/tests/modules/programs/direnv/nix-direnv.nix
deleted file mode 100644
index 5b83647fd..000000000
--- a/tests/modules/programs/direnv/nix-direnv.nix
+++ /dev/null
@@ -1,14 +0,0 @@
-{ realPkgs, ... }:
-
-{
-  programs.bash.enable = true;
-  programs.direnv.enable = true;
-  programs.direnv.nix-direnv.enable = true;
-
-  nixpkgs.overlays = [ (_: _: { inherit (realPkgs) nix-direnv; }) ];
-
-  nmt.script = ''
-    assertFileExists home-files/.bashrc
-    assertFileExists home-files/.config/direnv/lib/hm-nix-direnv.sh
-  '';
-}
diff --git a/tests/modules/programs/direnv/nushell.nix b/tests/modules/programs/direnv/nushell.nix
deleted file mode 100644
index 6b1a25f04..000000000
--- a/tests/modules/programs/direnv/nushell.nix
+++ /dev/null
@@ -1,19 +0,0 @@
-{ pkgs, config, ... }:
-
-{
-  programs.nushell.enable = true;
-  programs.direnv.enable = true;
-
-  nmt.script =
-    let
-      configFile =
-        if pkgs.stdenv.isDarwin && !config.xdg.enable then
-          "home-files/Library/Application Support/nushell/config.nu"
-        else
-          "home-files/.config/nushell/config.nu";
-    in
-    ''
-      assertFileExists "${configFile}"
-      assertFileRegex "${configFile}" '@direnv@/bin/direnv export json'
-    '';
-}
diff --git a/tests/modules/programs/direnv/silent.nix b/tests/modules/programs/direnv/silent.nix
deleted file mode 100644
index 2dabb4c42..000000000
--- a/tests/modules/programs/direnv/silent.nix
+++ /dev/null
@@ -1,19 +0,0 @@
-{ pkgs, ... }:
-{
-  programs.bash.enable = true;
-  programs.direnv = {
-    enable = true;
-    silent = true;
-  };
-
-  nmt.script = ''
-    assertFileExists home-files/.config/direnv/direnv.toml
-    assertFileContent \
-      home-files/.config/direnv/direnv.toml \
-      ${pkgs.writeText "direnv.toml" ''
-        [global]
-        log_filter = "^$"
-        log_format = "-"
-      ''}
-  '';
-}
diff --git a/tests/modules/programs/direnv/stdlib-and-nix-direnv.nix b/tests/modules/programs/direnv/stdlib-and-nix-direnv.nix
deleted file mode 100644
index 5aaa81736..000000000
--- a/tests/modules/programs/direnv/stdlib-and-nix-direnv.nix
+++ /dev/null
@@ -1,21 +0,0 @@
-{ realPkgs, ... }:
-
-let
-  expectedContent = "something important";
-in
-{
-  programs.bash.enable = true;
-  programs.direnv.enable = true;
-  programs.direnv.nix-direnv.enable = true;
-  programs.direnv.stdlib = expectedContent;
-
-  nixpkgs.overlays = [ (_: _: { inherit (realPkgs) nix-direnv; }) ];
-
-  nmt.script = ''
-    assertFileExists home-files/.bashrc
-    assertFileExists home-files/.config/direnv/lib/hm-nix-direnv.sh
-    assertFileRegex \
-      home-files/.config/direnv/direnvrc \
-      '${expectedContent}'
-  '';
-}
diff --git a/tests/modules/programs/direnv/stdlib.nix b/tests/modules/programs/direnv/stdlib.nix
deleted file mode 100644
index 051e68027..000000000
--- a/tests/modules/programs/direnv/stdlib.nix
+++ /dev/null
@@ -1,16 +0,0 @@
-let
-  expectedContent = "something important";
-in
-{
-  programs.bash.enable = true;
-  programs.direnv.enable = true;
-  programs.direnv.stdlib = expectedContent;
-
-  nmt.script = ''
-    assertPathNotExists home-files/.config/direnv/lib/hm-nix-direnv.sh
-    assertFileExists home-files/.bashrc
-    assertFileRegex \
-      home-files/.config/direnv/direnvrc \
-      '${expectedContent}'
-  '';
-}
diff --git a/tests/modules/programs/direnv/toml-config-expected.toml b/tests/modules/programs/direnv/toml-config-expected.toml
new file mode 100644
index 000000000..e034b3ceb
--- /dev/null
+++ b/tests/modules/programs/direnv/toml-config-expected.toml
@@ -0,0 +1,7 @@
+[global]
+hide_env_diff = true
+log_filter = "^$"
+log_format = "-"
+
+[whitelist]
+prefix = ["/home/user/projects"]