zed-editor: add module

Add a simple module for zed-editor, a simple editor written in Rust.

tests/modules/programs/zed-editor/default.nix

@@ -0,0 +1,5 @@
+{
+  zed-extensions = ./extensions.nix;
+  zed-keymap = ./keymap.nix;
+  zed-settings = ./settings.nix;
+}

tests/modules/programs/zed-editor/extensions.nix

@@ -0,0 +1,24 @@
+{ config, ... }:
+
+{
+  programs.zed-editor = {
+    enable = true;
+    package = config.lib.test.mkStubPackage { };
+    extensions = [ "swift" "html" "xy-zed" ];
+  };
+
+  nmt.script = let
+    expectedContent = builtins.toFile "expected.json" ''
+      {
+        "auto_install_extensions": {
+          "html": true,
+          "swift": true,
+          "xy-zed": true
+        }
+      }
+    '';
+  in ''
+    assertFileExists "home-files/.config/zed/settings.json"
+    assertFileContent "home-files/.config/zed/settings.json" "${expectedContent}"
+  '';
+}

tests/modules/programs/zed-editor/keymap.nix

@@ -0,0 +1,39 @@
+# Test custom keymap functionality
+{ config, ... }:
+
+{
+  programs.zed-editor = {
+    enable = true;
+    package = config.lib.test.mkStubPackage { };
+    userKeymaps = [
+      { bindings = { up = "menu::SelectPrev"; }; }
+      {
+        context = "Editor";
+        bindings = { escape = "editor::Cancel"; };
+      }
+    ];
+  };
+
+  nmt.script = let
+    expectedContent = builtins.toFile "expected.json" ''
+      [
+        {
+          "bindings": {
+            "up": "menu::SelectPrev"
+          }
+        },
+        {
+          "bindings": {
+            "escape": "editor::Cancel"
+          },
+          "context": "Editor"
+        }
+      ]
+    '';
+
+    keymapPath = ".config/zed/keymap.json";
+  in ''
+    assertFileExists "home-files/${keymapPath}"
+    assertFileContent "home-files/${keymapPath}" "${expectedContent}"
+  '';
+}

tests/modules/programs/zed-editor/settings.nix

@@ -0,0 +1,36 @@
+# Test custom keymap functionality
+{ config, ... }:
+
+{
+  programs.zed-editor = {
+    enable = true;
+    package = config.lib.test.mkStubPackage { };
+    userSettings = {
+      theme = "XY-Zed";
+      features = { copilot = false; };
+      vim_mode = false;
+      ui_font_size = 16;
+      buffer_font_size = 16;
+    };
+  };
+
+  nmt.script = let
+    expectedContent = builtins.toFile "expected.json" ''
+      {
+        "auto_install_extensions": {},
+        "buffer_font_size": 16,
+        "features": {
+          "copilot": false
+        },
+        "theme": "XY-Zed",
+        "ui_font_size": 16,
+        "vim_mode": false
+      }
+    '';
+
+    settingsPath = ".config/zed/settings.json";
+  in ''
+    assertFileExists "home-files/${settingsPath}"
+    assertFileContent "home-files/${settingsPath}" "${expectedContent}"
+  '';
+}