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Diffstat (limited to 'tests/ui_spec.lua')
| -rw-r--r-- | tests/ui_spec.lua | 249 |
1 files changed, 249 insertions, 0 deletions
diff --git a/tests/ui_spec.lua b/tests/ui_spec.lua new file mode 100644 index 00000000..df771a4d --- /dev/null +++ b/tests/ui_spec.lua @@ -0,0 +1,249 @@ +local display = require "nvim-lsp-installer.ui.display" +local match = require "luassert.match" +local spy = require "luassert.spy" +local Ui = require "nvim-lsp-installer.ui" +local a = require "plenary.async" + +describe("ui", function() + it("produces a correct tree", function() + local function renderer(state) + return Ui.CascadingStyleNode({ "INDENT" }, { + Ui.When(not state.is_active, function() + return Ui.Text { + "I'm not active", + "Another line", + } + end), + Ui.When(state.is_active, function() + return Ui.Text { + "I'm active", + "Yet another line", + } + end), + }) + end + + assert.equal( + vim.inspect { + children = { + { + type = "HL_TEXT", + lines = { + { { "I'm not active", "" } }, + { { "Another line", "" } }, + }, + }, + { + type = "NODE", + children = {}, + }, + }, + styles = { "INDENT" }, + type = "CASCADING_STYLE", + }, + vim.inspect(renderer { is_active = false }) + ) + + assert.equal( + vim.inspect { + children = { + { + type = "NODE", + children = {}, + }, + { + type = "HL_TEXT", + lines = { + { { "I'm active", "" } }, + { { "Yet another line", "" } }, + }, + }, + }, + styles = { "INDENT" }, + type = "CASCADING_STYLE", + }, + vim.inspect(renderer { is_active = true }) + ) + end) + + it("renders a tree correctly", function() + local render_output = display._render_node( + { + win_width = 120, + }, + Ui.CascadingStyleNode({ "INDENT" }, { + Ui.Keybind("i", "INSTALL_SERVER", { "sumneko_lua" }, true), + Ui.HlTextNode { + { + { "Hello World!", "MyHighlightGroup" }, + }, + { + { "Another Line", "Comment" }, + }, + }, + Ui.HlTextNode { + { + { "Install something idk", "Stuff" }, + }, + }, + Ui.Keybind("<CR>", "INSTALL_SERVER", { "tsserver" }, false), + Ui.Text { "I'm a text node" }, + }) + ) + + assert.equal( + vim.inspect { + highlights = { + { + col_start = 2, + col_end = 14, + line = 0, + hl_group = "MyHighlightGroup", + }, + { + col_start = 2, + col_end = 14, + line = 1, + hl_group = "Comment", + }, + { + col_start = 2, + col_end = 23, + line = 2, + hl_group = "Stuff", + }, + }, + lines = { " Hello World!", " Another Line", " Install something idk", " I'm a text node" }, + virt_texts = {}, + keybinds = { + { + effect = "INSTALL_SERVER", + key = "i", + line = -1, + payload = { "sumneko_lua" }, + }, + { + effect = "INSTALL_SERVER", + key = "<CR>", + line = 3, + payload = { "tsserver" }, + }, + }, + }, + vim.inspect(render_output) + ) + end) +end) + +describe("integration test", function() + a.tests.it("calls vim APIs as expected during rendering", function() + local window = display.new_view_only_win "test" + + window.view(function(state) + return Ui.Node { + Ui.Keybind("U", "EFFECT", nil, true), + Ui.Text { + "Line number 1!", + state.text, + }, + Ui.Keybind("R", "R_EFFECT", { state.text }), + Ui.HlTextNode { + { + { "My highlighted text", "MyHighlightGroup" }, + }, + }, + } + end) + + local mutate_state = window.init { text = "Initial state" } + + window.open { + effects = { + ["EFFECT"] = function() end, + ["R_EFFECT"] = function() end, + }, + highlight_groups = { + "hi def MyHighlight gui=bold", + }, + } + + local clear_namespace = spy.on(vim.api, "nvim_buf_clear_namespace") + local buf_set_option = spy.on(vim.api, "nvim_buf_set_option") + local win_set_option = spy.on(vim.api, "nvim_win_set_option") + local set_lines = spy.on(vim.api, "nvim_buf_set_lines") + local set_extmark = spy.on(vim.api, "nvim_buf_set_extmark") + local add_highlight = spy.on(vim.api, "nvim_buf_add_highlight") + local set_keymap = spy.on(vim.api, "nvim_buf_set_keymap") + + -- Initial window and buffer creation + initial render + a.util.scheduler() + + assert.spy(win_set_option).was_called(8) + assert.spy(win_set_option).was_called_with(match.is_number(), "number", false) + assert.spy(win_set_option).was_called_with(match.is_number(), "relativenumber", false) + assert.spy(win_set_option).was_called_with(match.is_number(), "wrap", false) + assert.spy(win_set_option).was_called_with(match.is_number(), "spell", false) + assert.spy(win_set_option).was_called_with(match.is_number(), "foldenable", false) + assert.spy(win_set_option).was_called_with(match.is_number(), "signcolumn", "no") + assert.spy(win_set_option).was_called_with(match.is_number(), "colorcolumn", "") + assert.spy(win_set_option).was_called_with(match.is_number(), "cursorline", true) + + assert.spy(buf_set_option).was_called(9) + assert.spy(buf_set_option).was_called_with(match.is_number(), "modifiable", false) + assert.spy(buf_set_option).was_called_with(match.is_number(), "swapfile", false) + assert.spy(buf_set_option).was_called_with(match.is_number(), "textwidth", 0) + assert.spy(buf_set_option).was_called_with(match.is_number(), "buftype", "nofile") + assert.spy(buf_set_option).was_called_with(match.is_number(), "bufhidden", "wipe") + assert.spy(buf_set_option).was_called_with(match.is_number(), "buflisted", false) + assert.spy(buf_set_option).was_called_with(match.is_number(), "filetype", "lsp-installer") + + assert.spy(set_lines).was_called(1) + assert.spy(set_lines).was_called_with( + match.is_number(), + 0, + -1, + false, + { "Line number 1!", "Initial state", "My highlighted text" } + ) + + assert.spy(set_extmark).was_called(0) + + assert.spy(add_highlight).was_called(1) + assert.spy(add_highlight).was_called_with(match.is_number(), match.is_number(), "MyHighlightGroup", 2, 0, 19) + + assert.spy(set_keymap).was_called(2) + assert.spy(set_keymap).was_called_with( + match.is_number(), + "n", + "U", + match.has_match [[<cmd>lua require%('nvim%-lsp%-installer%.ui%.display'%)%.dispatch_effect%(%d, "55"%)<cr>]], + { nowait = true, silent = true, noremap = true } + ) + assert.spy(set_keymap).was_called_with( + match.is_number(), + "n", + "R", + match.has_match [[<cmd>lua require%('nvim%-lsp%-installer%.ui%.display'%)%.dispatch_effect%(%d, "52"%)<cr>]], + { nowait = true, silent = true, noremap = true } + ) + + assert.spy(clear_namespace).was_called(1) + assert.spy(clear_namespace).was_called_with(match.is_number(), match.is_number(), 0, -1) + + mutate_state(function(state) + state.text = "New state" + end) + + assert.spy(set_lines).was_called(1) + a.util.scheduler() + assert.spy(set_lines).was_called(2) + + assert.spy(set_lines).was_called_with( + match.is_number(), + 0, + -1, + false, + { "Line number 1!", "New state", "My highlighted text" } + ) + end) +end) |