diff --git a/packages/package_validator/seed/scripts/tests/devdependencies.test.lua b/packages/package_validator/seed/scripts/tests/devdependencies.test.lua
new file mode 100644
index 000000000..c1cefaec3
--- /dev/null
+++ b/packages/package_validator/seed/scripts/tests/devdependencies.test.lua
@@ -0,0 +1,101 @@
+-- DevDependencies validation tests
+local structure_validator = require("structure_validator")
+
+describe("DevDependencies Validation", function()
+  it("should not require tests when lua_test is absent", function()
+    local metadata = {
+      packageId = "test_package",
+      name = "Test Package",
+      version = "1.0.0",
+      description = "Test",
+      author = "Test",
+      category = "test",
+      dependencies = [],
+      exports = {
+        scripts = ["init"]
+      }
+    }
+
+    local errors, warnings = structure_validator.validate_test_structure("packages/test_package/seed", metadata)
+
+    -- Should not have errors or warnings about missing tests
+    expect(#errors).toBe(0)
+    expect(#warnings).toBe(0)
+  end)
+
+  it("should warn about missing tests when lua_test is a devDependency", function()
+    local metadata = {
+      packageId = "test_package",
+      name = "Test Package",
+      version = "1.0.0",
+      description = "Test",
+      author = "Test",
+      category = "test",
+      dependencies = [],
+      devDependencies = ["lua_test"],
+      exports = {
+        scripts = ["init"]
+      }
+    }
+
+    local errors, warnings = structure_validator.validate_test_structure("packages/test_package/seed", metadata)
+
+    -- Should warn about missing test files
+    expect(#warnings).toBeGreaterThan(0)
+  end)
+
+  it("should accept valid devDependencies array", function()
+    local metadata_schema = require("metadata_schema")
+
+    local metadata = {
+      packageId = "test_package",
+      name = "Test Package",
+      version = "1.0.0",
+      description = "Test",
+      author = "Test",
+      category = "test",
+      devDependencies = ["lua_test", "package_validator"]
+    }
+
+    local valid, errors = metadata_schema.validate_metadata(metadata)
+    expect(valid).toBe(true)
+  end)
+
+  it("should fail when devDependencies is not an array", function()
+    local metadata_schema = require("metadata_schema")
+
+    local metadata = {
+      packageId = "test_package",
+      name = "Test Package",
+      version = "1.0.0",
+      description = "Test",
+      author = "Test",
+      category = "test",
+      devDependencies = "lua_test"  -- Should be array
+    }
+
+    local valid, errors = metadata_schema.validate_metadata(metadata)
+    expect(valid).toBe(false)
+  end)
+
+  it("should recommend test files when lua_test is present", function()
+    local metadata = {
+      packageId = "admin_dialog",
+      name = "Admin Dialog",
+      version = "1.0.0",
+      description = "Test",
+      author = "Test",
+      category = "test",
+      devDependencies = ["lua_test"],
+      exports = {
+        scripts = ["init"]
+      }
+    }
+
+    local errors, warnings = structure_validator.validate_scripts_structure("packages/admin_dialog/seed", metadata)
+
+    -- Should check for test files when lua_test is present
+    expect(errors).toBeTruthy()
+    expect(warnings).toBeTruthy()
+  end)
+end)