fix: compatible paths for windows and unix

lua/neotest-java/util/compatible_path.lua

@@ -1,9 +1,23 @@
-local Path = require("plenary.path")
 
 ---@param path string
 ---@return string compatible_path
 local function compatible_path(path)
-	return Path:new(path).filename
+	local has_win = vim.fn.has("win64") == 1 or vim.fn.has("win32") == 1
+	print(vim.inspect(has_win))
+	local sep = has_win and "\\" or "/"
+	path = path
+		--
+		:gsub("%./", sep)
+		--
+		:gsub("%.\\", sep)
+		--
+		:gsub("/", sep)
+		--
+		:gsub("\\", sep)
+		--
+		:gsub(sep .. "+", sep)
+
+	return vim.fs.normalize(path)
 end
 
 return compatible_path

tests/util/compatible_path_spec.lua

@@ -0,0 +1,78 @@
+local compatible_path = require("neotest-java.util.compatible_path")
+
+describe("compatible_path", function()
+	local original_vim_fn_has
+
+	before_each(function()
+		-- save original function
+		original_vim_fn_has = vim.fn.has -- luacheck: ignore 122 	Setting a read-only field of a global variable
+	end)
+
+	after_each(function()
+		-- reset
+		vim.fn.has = original_vim_fn_has -- luacheck: ignore 122 	Setting a read-only field of a global variable
+	end)
+
+	-- should create compatible path for unix
+	do
+		local testcases = {
+			{
+				description = "basic case",
+				input = "\\PP\\expense-app-v3\\expenses-domain\\target",
+				expected = "/PP/expense-app-v3/expenses-domain/target",
+			},
+			{
+				description = "with a dot between file separators",
+				input = "\\PP\\expense-app-v3\\expenses-domain\\.\\target",
+				expected = "/PP/expense-app-v3/expenses-domain/target",
+			},
+			{
+				description = "mixed file separators",
+				input = "\\PP\\expense-app-v3/expenses-domain\\./target",
+				expected = "/PP/expense-app-v3/expenses-domain/target",
+			},
+		}
+
+		for _, case in ipairs(testcases) do
+			it(("-> case: %s -> %s"):format(case.description, case.input), function()
+				assert.same(case.expected, compatible_path(case.input))
+			end)
+		end
+	end
+
+	-- should create compatible path for windows
+	do
+		local testcases = {
+			{
+				description = "basic case for win",
+				input = "/PP/expense-app-v3/expenses-domain/target",
+				expected = "\\PP\\expense-app-v3\\expenses-domain\\target",
+			},
+			{
+				description = "with a dot between file separators",
+				input = "/PP/expense-app-v3/expenses-domain/./target",
+				expected = "\\PP\\expense-app-v3\\expenses-domain\\target",
+			},
+			{
+				description = "mixed file separators",
+				input = "/PP/expense-app-v3\\expenses-domain\\./target",
+				expected = "\\PP\\expense-app-v3\\expenses-domain\\target",
+			},
+		}
+
+		for _, case in ipairs(testcases) do
+			-- mock vim.fn.has to simulate to be on windows
+			vim.fn.has = function(arg)
+				if arg == "win64" or arg == "win32" then
+					return 1
+				else
+					return 0
+				end
+			end
+			it(("(windows) case: %s -> %s "):format(case.description, case.input), function()
+				local result = compatible_path(case.input)
+				assert.same(case.expected, result)
+			end)
+		end
+	end
+end)