local eq = assert.are.same
local input = {
  "package a",
  "",
  "type x struct {",
  "\tFoo int",
  "\tbar int",
  "\ty struct {",
  "\t\tFoo int",
  "\t\tbar int",
  "\t}",
  "}",
  "type z struct{}"
}

local default = {
  ["function"] = "func",
  ["method"] = "func",
  ["struct"] = "struct",
  ["interface"] = "interface"
}

local output_inner = {
  "package a",
  "",
  "type x struct {",
  '\tFoo int `xx:"foo"`',
  '\tbar int `xx:"bar"`',
  "y struct {",
  '\t\tFoo int `xx:"foo"`',
  '\t\tbar int `xx:"bar"`',
  "}",
  ""
}

describe(
  "should get nodes  ",
  function()
    vim.cmd([[silent exe 'e tags.go']])
    vim.fn.append(0, input)
    local bufn = vim.fn.bufnr("")
    status = require("plenary.reload").reload_module("go.nvim")
    status = require("plenary.reload").reload_module("nvim-treesitter/nvim-treesitter")
    vim.g.go_nvim_verbose = true
    local cur_dir = vim.fn.expand("%:p:h")
    local nodes = require("go.ts.nodes")
    it(
      "get all nodes should get struct x",
      function()
        vim.fn.setpos(".", {bufn, 4, 1, 0})
        local query = require("go.ts.go").query_struct_block
        local ns = nodes.get_all_nodes(query, "go", default, bufn)
        eq("x", ns[1].name)
      end
    )
    it(
      "it should get struct y",
      function()
        vim.fn.setpos(".", {bufn, 8, 1, 0})
        local query = require("go.ts.go").query_struct_block .. require("go.ts.go").query_em_struct_block
        -- local query = require('go.ts.go').query_em_struct
        local ns = nodes.get_all_nodes(query, "go", default, bufn)
        eq("y", ns[2].name)
      end
    )
    it(
      "node at cursor should get struct x",
      function()
        vim.fn.setpos(".", {bufn, 4, 1, 0})
        local query = require("go.ts.go").query_struct_block
        local ns = nodes.nodes_at_cursor(query, default, bufn)
        eq("x", ns[1].name)
      end
    )
    it(
      "it should get struct y",
      function()
        vim.fn.setpos(".", {bufn, 8, 1, 0})
        local query = require("go.ts.go").query_struct_block .. require("go.ts.go").query_em_struct_block
        -- local query = require('go.ts.go').query_em_struct
        local ns = nodes.nodes_at_cursor(query, default, bufn)
        eq("y", ns[#ns].name)
      end
    )
    it(
      "struct at pos should get struct y",
      function()
        vim.fn.setpos(".", {bufn, 8, 4, 0})
        local ns = require("go.ts.go").get_struct_node_at_pos(8, 1)
        print(vim.inspect(ns))
        eq("y", ns.name)
      end
    )
    it(
      "should get function name",
      function()
        local name = vim.fn.tempname() .. ".go"
        print("tmp:" .. name)
        --
        local path = cur_dir .. "/lua/tests/fixtures/ts/playlist.go" -- %:p:h ? %:p
        print("test:" .. path)
        local lines = vim.fn.readfile(path)
        vim.fn.writefile(lines, name)
        local cmd = " silent exe 'e " .. name .. "'"
        vim.cmd(cmd)
        vim.fn.setpos(".", {bufn, 21, 5, 0})
        local ns = require("go.ts.go").get_func_method_node_at_pos(21, 5)
        print(vim.inspect(ns))
        eq("createPlaylist", ns.name)
      end
    )
    it(
      "should get method (with par list) name",
      function()
        local path = cur_dir .. "/lua/tests/fixtures/ts/playlist.go" -- %:p:h ? %:p
        print("test:" .. path)
        local cmd = " silent exe 'e " .. path .. "'"
        vim.cmd(cmd)
        vim.fn.setpos(".", {bufn, 33, 21, 0})
        local ns = require("go.ts.go").get_func_method_node_at_pos(33, 21)
        print(vim.inspect(ns))
        eq("addSong", ns.name)
      end
    )
    it(
      "should get method (no par) name",
      function()
        local path = cur_dir .. "/lua/tests/fixtures/ts/playlist.go" -- %:p:h ? %:p
        print("test:" .. path)
        local cmd = " silent exe 'e " .. path .. "'"
        vim.cmd(cmd)
        vim.fn.setpos(".", {bufn, 48, 3, 0})
        local ns = require("go.ts.go").get_func_method_node_at_pos(48, 3)
        print(vim.inspect(ns))
        eq("showAllSongs", ns.name)
      end
    )
    it(
      "should get interface name",
      function()
        local name = vim.fn.tempname() .. ".go"
        print("tmp:" .. name)
        --
        local path = cur_dir .. "/lua/tests/fixtures/ts/interfaces.go" -- %:p:h ? %:p
        print("test:" .. path)
        local lines = vim.fn.readfile(path)
        vim.fn.writefile(lines, name)
        local cmd = " silent exe 'e " .. name .. "'"
        vim.cmd(cmd)
        vim.fn.setpos(".", {bufn, 11, 6, 0})
        local ns = require("go.ts.go").get_interface_node_at_pos(11, 6)
        print(vim.inspect(ns))
        eq("Geometry", ns.name)
      end
    )
    it(
      "should get interface method name",
      function()
        local name = vim.fn.tempname() .. ".go"
        print("tmp:" .. name)
        --
        local path = cur_dir .. "/lua/tests/fixtures/ts/interfaces.go" -- %:p:h ? %:p
        print("test:" .. path)
        local lines = vim.fn.readfile(path)
        vim.fn.writefile(lines, name)
        local cmd = " silent exe 'e " .. name .. "'"
        vim.cmd(cmd)
        vim.fn.setpos(".", {bufn, 11, 5, 0})
        local ns = require("go.ts.go").get_interface_method_node_at_pos(11, 5)
        print(vim.inspect(ns))
        eq("Area", ns.name)
      end
    )
    it(
      "should get package name",
      function()
        local name = vim.fn.tempname() .. ".go"
        print("tmp:" .. name)
        --
        local path = cur_dir .. "/lua/tests/fixtures/ts/interfaces.go" -- %:p:h ? %:p
        print("test:" .. path)
        local lines = vim.fn.readfile(path)
        vim.fn.writefile(lines, name)
        local cmd = " silent exe 'e " .. name .. "'"
        vim.cmd(cmd)
        vim.fn.setpos(".", {bufn, 3, 5, 0})
        local ns = require("go.ts.go").get_package_node_at_pos(3, 5)
        print(vim.inspect(ns))
        eq("main", ns.name)
      end
    )
    it(
      "should get package name",
      function()
        local name = vim.fn.tempname() .. ".go"
        print("tmp:" .. name)
        --
        local path = cur_dir .. "/lua/tests/fixtures/ts/interfaces.go" -- %:p:h ? %:p
        print("test:" .. path)
        local lines = vim.fn.readfile(path)
        vim.fn.writefile(lines, name)
        local cmd = " silent exe 'e " .. name .. "'"
        vim.cmd(cmd)
        vim.fn.setpos(".", {bufn, 3, 1, 0})
        local ns = require("go.ts.go").get_package_node_at_pos(3, 1)
        print(vim.inspect(ns))
        eq("main", ns.name)
      end
    )
  end
)