add some tests (#360)

1 files changed, 56 insertions, 0 deletions

diff --git a/tests/server_spec.lua b/tests/server_spec.lua
new file mode 100644
index 00000000..0695710e
--- /dev/null
+++ b/tests/server_spec.lua
@@ -0,0 +1,56 @@
+local lsp_installer = require "nvim-lsp-installer"
+local server = require "nvim-lsp-installer.server"
+local spy = require "luassert.spy"
+local a = require "plenary.async"
+
+describe("server", function()
+    a.tests.it("calls registered on_ready handlers upon successful installation", function()
+        local on_ready_handler = spy.new()
+        local generic_handler = spy.new()
+
+        lsp_installer.on_server_ready(generic_handler)
+
+        local srv = server.Server:new {
+            name = "on_ready_fixture",
+            root_dir = server.get_server_root_path "on_ready_fixture",
+            installer = function(_, callback)
+                callback(true)
+            end,
+            default_options = {
+                cmd = { "my-server" },
+            },
+        }
+        srv:on_ready(on_ready_handler)
+        srv:install()
+        assert.wait_for(function()
+            assert.spy(on_ready_handler).was_called(1)
+            assert.spy(generic_handler).was_called(1)
+            assert.spy(generic_handler).was_called_with(srv)
+        end)
+        assert.is_true(srv:is_installed())
+    end)
+
+    a.tests.it("doesn't call on_ready handler when server fails installation", function()
+        local on_ready_handler = spy.new()
+        local generic_handler = spy.new()
+
+        lsp_installer.on_server_ready(generic_handler)
+
+        local srv = server.Server:new {
+            name = "on_ready_fixture_failing",
+            root_dir = server.get_server_root_path "on_ready_fixture_failing",
+            installer = function(_, callback)
+                callback(false)
+            end,
+            default_options = {
+                cmd = { "my-server" },
+            },
+        }
+        srv:on_ready(on_ready_handler)
+        srv:install()
+        a.util.sleep(500)
+        assert.spy(on_ready_handler).was_not_called()
+        assert.spy(generic_handler).was_not_called()
+        assert.is_false(srv:is_installed())
+    end)
+end)