148 lines
5.3 KiB
Python
148 lines
5.3 KiB
Python
from concurrent import futures
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from pathlib import Path
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from typing import Optional
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from pygls.features import (COMPLETION, FORMATTING, HOVER, INITIALIZE,
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TEXT_DOCUMENT_DID_OPEN)
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from pygls.server import LanguageServer
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from pygls.types import (CompletionContext, CompletionParams,
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CompletionTriggerKind, DidOpenTextDocumentParams,
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DocumentFormattingParams, FormattingOptions,
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InitializeParams, Position, TextDocumentIdentifier,
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TextDocumentItem, TextDocumentPositionParams)
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CALL_TIMEOUT = 2
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def _init(client: LanguageServer, root: Path):
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retry = 3
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while retry > 0:
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try:
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client.lsp.send_request(
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INITIALIZE,
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InitializeParams(
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process_id=1234, root_uri=root.as_uri(),
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capabilities=None)).result(timeout=CALL_TIMEOUT)
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except futures.TimeoutError:
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retry -= 1
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else:
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break
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def _open(client: LanguageServer, path: Path, text: Optional[str] = None):
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if text is None:
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with open(path) as fp:
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text = fp.read()
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client.lsp.notify(
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TEXT_DOCUMENT_DID_OPEN,
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DidOpenTextDocumentParams(
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TextDocumentItem(path.as_uri(), 'cmake', 1, text)))
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def test_initialize(client_server, datadir):
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client, server = client_server
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assert server._api is None
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_init(client, datadir)
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assert server._api is not None
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def test_completions_invoked(client_server, datadir):
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client, server = client_server
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_init(client, datadir)
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path = datadir / 'CMakeLists.txt'
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_open(client, path, 'projec')
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response = client.lsp.send_request(
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COMPLETION,
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CompletionParams(TextDocumentIdentifier(path.as_uri()), Position(
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0, 6), CompletionContext(
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CompletionTriggerKind.Invoked))).result(timeout=CALL_TIMEOUT)
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item = next(filter(lambda x: x.label == 'project', response.items), None)
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assert item is not None
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assert '<PROJECT-NAME>' in item.documentation
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def test_completions_no_context(client_server, datadir):
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client, server = client_server
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_init(client, datadir)
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path = datadir / 'CMakeLists.txt'
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_open(client, path, 'projec')
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params = CompletionParams(TextDocumentIdentifier(path.as_uri()),
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Position(0, 6),
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CompletionContext(CompletionTriggerKind.Invoked))
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# some clients do not send context
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del params.context
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response = client.lsp.send_request(COMPLETION,
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params).result(timeout=CALL_TIMEOUT)
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item = next(filter(lambda x: x.label == 'project', response.items), None)
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assert item is not None
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assert '<PROJECT-NAME>' in item.documentation
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def test_completions_triggercharacter_variable(client_server, datadir):
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client, server = client_server
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_init(client, datadir)
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path = datadir / 'CMakeLists.txt'
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_open(client, path, '${')
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response = client.lsp.send_request(
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COMPLETION,
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CompletionParams(
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TextDocumentIdentifier(path.as_uri()), Position(0, 2),
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CompletionContext(CompletionTriggerKind.TriggerCharacter,
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'{'))).result(timeout=CALL_TIMEOUT)
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assert 'PROJECT_VERSION' in [x.label for x in response.items]
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def test_completions_triggercharacter_module(client_server, datadir):
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client, server = client_server
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_init(client, datadir)
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path = datadir / 'CMakeLists.txt'
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_open(client, path, 'include(')
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response = client.lsp.send_request(
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COMPLETION,
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CompletionParams(
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TextDocumentIdentifier(path.as_uri()), Position(0, 8),
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CompletionContext(CompletionTriggerKind.TriggerCharacter,
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'('))).result(timeout=CALL_TIMEOUT)
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assert 'GoogleTest' in [x.label for x in response.items]
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def test_completions_triggercharacter_package(client_server, datadir):
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client, server = client_server
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_init(client, datadir)
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path = datadir / 'CMakeLists.txt'
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_open(client, path, 'find_package(')
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response = client.lsp.send_request(
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COMPLETION,
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CompletionParams(
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TextDocumentIdentifier(path.as_uri()), Position(0, 13),
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CompletionContext(CompletionTriggerKind.TriggerCharacter,
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'('))).result(timeout=CALL_TIMEOUT)
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assert 'Boost' in [x.label for x in response.items]
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def test_formatting(client_server, datadir):
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client, server = client_server
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_init(client, datadir)
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path = datadir / 'CMakeLists.txt'
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_open(client, path, 'a ( b c ) ')
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response = client.lsp.send_request(
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FORMATTING,
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DocumentFormattingParams(TextDocumentIdentifier(path.as_uri()),
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FormattingOptions(
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2, True))).result(timeout=CALL_TIMEOUT)
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assert response[0].newText == 'a(b c)\n'
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def test_hover(client_server, datadir):
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client, server = client_server
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_init(client, datadir)
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path = datadir / 'CMakeLists.txt'
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_open(client, path, 'project()')
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response = client.lsp.send_request(
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HOVER,
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TextDocumentPositionParams(TextDocumentIdentifier(path.as_uri()),
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Position())).result(timeout=CALL_TIMEOUT)
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assert '<PROJECT-NAME>' in response.contents.value
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