test: add tests for oil.select

tests/select_spec.lua

@@ -0,0 +1,61 @@
+require("plenary.async").tests.add_to_env()
+local oil = require("oil")
+local test_util = require("tests.test_util")
+
+a.describe("oil select", function()
+  after_each(function()
+    test_util.reset_editor()
+  end)
+
+  a.it("opens file under cursor", function()
+    oil.open()
+    test_util.wait_for_autocmd({ "User", pattern = "OilEnter" })
+    -- Go to the bottom, so the cursor is not on a directory
+    vim.cmd.normal({ args = { "G" } })
+    oil.select()
+    assert.equals(1, #vim.api.nvim_tabpage_list_wins(0))
+    assert.not_equals("oil", vim.bo.filetype)
+  end)
+
+  a.it("opens file in new tab", function()
+    oil.open()
+    test_util.wait_for_autocmd({ "User", pattern = "OilEnter" })
+    local tabpage = vim.api.nvim_get_current_tabpage()
+    oil.select({ tab = true })
+    assert.equals(2, #vim.api.nvim_list_tabpages())
+    assert.equals(1, #vim.api.nvim_tabpage_list_wins(0))
+    assert.not_equals(tabpage, vim.api.nvim_get_current_tabpage())
+  end)
+
+  a.it("opens file in new split", function()
+    oil.open()
+    test_util.wait_for_autocmd({ "User", pattern = "OilEnter" })
+    local winid = vim.api.nvim_get_current_win()
+    oil.select({ vertical = true })
+    assert.equals(1, #vim.api.nvim_list_tabpages())
+    assert.equals(2, #vim.api.nvim_tabpage_list_wins(0))
+    assert.not_equals(winid, vim.api.nvim_get_current_win())
+  end)
+
+  a.it("opens multiple files in new tabs", function()
+    oil.open()
+    test_util.wait_for_autocmd({ "User", pattern = "OilEnter" })
+    vim.api.nvim_feedkeys("Vj", "x", true)
+    local tabpage = vim.api.nvim_get_current_tabpage()
+    oil.select({ tab = true })
+    assert.equals(3, #vim.api.nvim_list_tabpages())
+    assert.equals(1, #vim.api.nvim_tabpage_list_wins(0))
+    assert.not_equals(tabpage, vim.api.nvim_get_current_tabpage())
+  end)
+
+  a.it("opens multiple files in new splits", function()
+    oil.open()
+    test_util.wait_for_autocmd({ "User", pattern = "OilEnter" })
+    vim.api.nvim_feedkeys("Vj", "x", true)
+    local winid = vim.api.nvim_get_current_win()
+    oil.select({ vertical = true })
+    assert.equals(1, #vim.api.nvim_list_tabpages())
+    assert.equals(3, #vim.api.nvim_tabpage_list_wins(0))
+    assert.not_equals(winid, vim.api.nvim_get_current_win())
+  end)
+end)

tests/test_util.lua

@@ -24,12 +24,19 @@ M.reset_editor = function()
 end
 
 M.wait_for_autocmd = a.wrap(function(autocmd, cb)
-  vim.api.nvim_create_autocmd(autocmd, {
+  local opts = {
     pattern = "*",
     nested = true,
     once = true,
-    callback = vim.schedule_wrap(cb),
-  })
+  }
+  if type(autocmd) == "table" then
+    opts = vim.tbl_extend("force", opts, autocmd)
+    autocmd = autocmd[1]
+    opts[1] = nil
+  end
+  opts.callback = vim.schedule_wrap(cb)
+
+  vim.api.nvim_create_autocmd(autocmd, opts)
 end, 2)
 
 ---@param actions string[]