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;; -*- lexical-binding: t -*-
(ert-deftest lsp-ui-test-flycheck-list--update ()
"Test if `lsp-ui-flycheck-list--update' populates buffer *lsp-diagnostics*."
(let ((rustic-lsp-setup-p t)
(rustic-lsp-server 'rust-analyzer))
(let* ((string "fn main() {\nlet bar = 1;\nbar = bar + 2;}")
(buf (get-buffer-create "test-buffer"))
(dir (lsp-ui-test-create-project-buffer buf string))
(file (concat dir "src/main.rs"))
(diagnostics "3: rustc: value assigned to `bar` is never read
3: rustc: cannot assign twice to immutable variable `bar`
"))
(sit-for 3)
(with-current-buffer buf
(lsp-ui-flycheck-list--update (selected-window) (lsp-find-workspace 'rust-analyzer default-directory))
(should (string= (buffer-substring-no-properties (point-min) (point-max)) diagnostics))
(with-lsp-workspace (lsp-find-workspace 'rust-analyzer default-directory)
(lsp--shutdown-workspace)))
(kill-buffer buf))))
(ert-deftest lsp-ui-test-flycheck-list-errors ()
"Test if `flycheck-list-errors' displays clippy message."
(let ((rustic-lsp-setup-p t)
(rustic-lsp-server 'rust-analyzer)
(lsp-rust-analyzer-cargo-watch-command "clippy"))
(let* ((string "fn main() {
let vec = vec![1];
if vec.len() <= 0 {
println!(\"testing\");
}
}")
(buf (get-buffer-create "test-buffer"))
(dir (lsp-ui-test-create-project-buffer buf string))
(file (concat dir "src/main.rs"))
(diagnostics "clippy: this comparison involving the minimum or maximum element for this type contains a case that is always true or always false"))
(sit-for 3)
(with-current-buffer buf
(flycheck-buffer)
(sit-for 1)
(flycheck-list-errors)
(sit-for 1)
(with-current-buffer (get-buffer "*Flycheck errors*")
(should (string-match diagnostics (buffer-substring-no-properties (point-min) (point-max)))))
(with-lsp-workspace (lsp-find-workspace 'rust-analyzer default-directory)
(lsp--shutdown-workspace)))
(kill-buffer buf))))
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