plugins/dap: init + extensions + tests (#455)

tests/test-sources/plugins/dap/dap-ui.nix

@@ -0,0 +1,91 @@
+{
+  empty = {
+    plugins.dap.extensions.dap-ui.enable = true;
+  };
+
+  default = {
+    plugins.dap.extensions.dap-ui = {
+      enable = true;
+
+      controls = {
+        element = "repl";
+        enabled = true;
+        icons = {
+          disconnect = "";
+          pause = "";
+          play = "";
+          run_last = "";
+          step_back = "";
+          step_into = "";
+          step_out = "";
+          step_over = "";
+          terminate = "";
+        };
+      };
+      elementMappings = {};
+      expandLines = true;
+      floating = {
+        border = "single";
+        mappings = {
+          close = ["q" "<Esc>"];
+        };
+      };
+      forceBuffers = true;
+      icons = {
+        collapsed = "";
+        current_frame = "";
+        expanded = "";
+      };
+      layouts = [
+        {
+          elements = [
+            {
+              id = "scopes";
+              size = 0.25;
+            }
+            {
+              id = "breakpoints";
+              size = 0.25;
+            }
+            {
+              id = "stacks";
+              size = 0.25;
+            }
+            {
+              id = "watches";
+              size = 0.25;
+            }
+          ];
+          position = "left";
+          size = 40;
+        }
+        {
+          elements = [
+            {
+              id = "repl";
+              size = 0.5;
+            }
+            {
+              id = "console";
+              size = 0.5;
+            }
+          ];
+          position = "bottom";
+          size = 10;
+        }
+      ];
+      mappings = {
+        edit = "e";
+        expand = ["<CR>" "<2-LeftMouse>"];
+        open = "o";
+        remove = "d";
+        repl = "r";
+        toggle = "t";
+      };
+      render = {
+        indent = 1;
+        maxValueLines = 100;
+      };
+    };
+  };
+}