def DebugInfo_NoRlsVersion_test(app, *args):
StartRustCompleterServerInDirectory(app, PathToTestFile('common', 'src'))
request_data = BuildRequest(filetype='rust')
assert_that(
app.post_json('/debug_info', request_data).json,
has_entry(
'completer',
has_entries({
'name':
'Rust',
'servers':
contains(
has_entries({
'name':
'Rust Language Server',
'is_running':
instance_of(bool),
'executable':
instance_of(str),
'pid':
instance_of(int),
'address':
none(),
'port':
none(),
'logfiles':
contains(instance_of(str)),
'extras':
contains(
has_entries({
'key': 'Server State',
'value': instance_of(str)
}),
has_entries({
'key': 'Project Directory',
'value': instance_of(str)
}), has_entries({
'key': 'Settings',
'value': '{}'
}),
has_entries({
'key': 'Project State',
'value': instance_of(str)
}), has_entries({
'key': 'Version',
'value': none()
}))
}))
})))
def Subcommands_Format_Range_test(app):
# RLS can't execute textDocument/formatting if any file
# under the project root has errors, so we need to use
# a different project just for formatting.
# For further details check https://github.com/rust-lang/rls/issues/1397
project_dir = PathToTestFile('formatting')
StartRustCompleterServerInDirectory(app, project_dir)
filepath = os.path.join(project_dir, 'src', 'main.rs')
RunTest(
app, {
'description': 'Formatting is applied on some part of the file',
'request': {
'command': 'Format',
'filepath': filepath,
'range': {
'start': {
'line_num': 1,
'column_num': 1,
},
'end': {
'line_num': 2,
'column_num': 18
}
},
'options': {
'tab_size': 4,
'insert_spaces': False
}
},
'expect': {
'response':
requests.codes.ok,
'data':
has_entries({
'fixits':
contains(
has_entries({
'chunks':
contains(
ChunkMatcher(
'fn unformatted_function(param: bool) -> bool {\n'
'\treturn param;\n'
'}\n', LocationMatcher(filepath, 1, 1),
LocationMatcher(filepath, 3, 1)), )
}))
})
}
})
def ServerManagement_CloseServer_Unclean_test(wait_until, app):
StartRustCompleterServerInDirectory(app, PathToTestFile('common', 'src'))
app.post_json(
'/run_completer_command',
BuildRequest(filetype='rust', command_arguments=['StopServer']))
request_data = BuildRequest(filetype='rust')
assert_that(
app.post_json('/debug_info', request_data).json,
has_entry(
'completer',
has_entry('servers',
contains_exactly(has_entry('is_running', False)))))
def Diagnostics_Poll_test(app):
project_dir = PathToTestFile('common')
filepath = os.path.join(project_dir, 'src', 'main.rs')
contents = ReadFile(filepath)
StartRustCompleterServerInDirectory(app, project_dir)
# Poll until we receive _all_ the diags asynchronously.
to_see = sorted(DIAG_MATCHERS_PER_FILE.keys())
seen = {}
try:
for message in PollForMessages(app, {
'filepath': filepath,
'contents': contents,
'filetype': 'rust'
}):
print('Message {}'.format(pformat(message)))
if 'diagnostics' in message:
if message['diagnostics'] == []:
# Sometimes we get empty diagnostics before the real ones.
continue
seen[message['filepath']] = True
if message['filepath'] not in DIAG_MATCHERS_PER_FILE:
raise AssertionError(
'Received diagnostics for unexpected file {}. '
'Only expected {}'.format(message['filepath'], to_see))
assert_that(
message,
has_entries({
'diagnostics':
DIAG_MATCHERS_PER_FILE[message['filepath']],
'filepath':
message['filepath']
}))
if sorted(seen.keys()) == to_see:
break
# Eventually PollForMessages will throw a timeout exception and we'll fail
# if we don't see all of the expected diags.
except PollForMessagesTimeoutException as e:
raise AssertionError(
str(e) + 'Timed out waiting for full set of diagnostics. '
'Expected to see diags for {}, but only saw {}.'.format(
json.dumps(to_see, indent=2),
json.dumps(sorted(seen.keys()), indent=2)))
def Subcommands_Format_Range_test(app):
project_dir = PathToTestFile('common')
StartRustCompleterServerInDirectory(app, project_dir)
filepath = os.path.join(project_dir, 'src', 'main.rs')
RunTest(
app, {
'description': 'Formatting is applied on some part of the file',
'request': {
'command': 'Format',
'filepath': filepath,
'range': {
'start': {
'line_num': 17,
'column_num': 1,
},
'end': {
'line_num': 22,
'column_num': 2
}
},
'options': {
'tab_size': 4,
'insert_spaces': False
}
},
'expect': {
'response':
requests.codes.ok,
'data':
has_entries({
'fixits':
contains(
has_entries({
'chunks':
contains(
ChunkMatcher(
'fn format_test() {\n'
'\tlet a: i32 = 5;\n',
LocationMatcher(filepath, 17, 1),
LocationMatcher(filepath, 22, 1)), )
}))
})
}
})
def ServerManagement_RestartServer_test(app):
filepath = PathToTestFile('common', 'src', 'main.rs')
StartRustCompleterServerInDirectory(app, filepath)
AssertRustCompleterServerIsRunning(app, True)
app.post_json(
'/run_completer_command',
BuildRequest(
filepath=filepath,
filetype='rust',
command_arguments=['RestartServer'],
),
)
WaitUntilCompleterServerReady(app, 'rust')
AssertRustCompleterServerIsRunning(app, True)
def Subcommands_Format_WholeFile_test(app):
project_dir = PathToTestFile('common')
StartRustCompleterServerInDirectory(app, project_dir)
filepath = os.path.join(project_dir, 'src', 'main.rs')
RunTest(
app, {
'description': 'Formatting is applied on the whole file',
'request': {
'command': 'Format',
'filepath': filepath,
'options': {
'tab_size': 2,
'insert_spaces': True
}
},
'expect': {
'response':
requests.codes.ok,
'data':
has_entries({
'fixits':
contains(
has_entries({
'chunks':
contains(
ChunkMatcher(
' create_universe();\n'
' let builder = Builder {};\n'
' builder.build_\n',
LocationMatcher(filepath, 12, 1),
LocationMatcher(filepath, 15, 1)),
ChunkMatcher(
'fn format_test() {\n'
' let a: i32 = 5;\n',
LocationMatcher(filepath, 17, 1),
LocationMatcher(filepath, 22, 1)),
)
}))
})
}
})
def Subcommands_FixIt_EmptyResponse_test( app ):
project_dir = PathToTestFile( 'formatting' )
StartRustCompleterServerInDirectory( app, project_dir )
filepath = os.path.join( project_dir, 'src', 'main.rs' )
RunTest( app, {
'description': 'FixIt on a line with no codeAction returns empty response',
'request': {
'command': 'FixIt',
'line_num': 1,
'column_num': 1,
'filepath': filepath
},
'expect': {
'response': requests.codes.ok,
'data': has_entry( 'fixits', empty() )
}
} )
def ServerManagement_StopServerTwice_test(app):
StartRustCompleterServerInDirectory(app, PathToTestFile('common', 'src'))
app.post_json(
'/run_completer_command',
BuildRequest(
filetype='rust',
command_arguments=['StopServer'],
),
)
AssertRustCompleterServerIsRunning(app, False)
# Stopping a stopped server is a no-op
app.post_json(
'/run_completer_command',
BuildRequest(
filetype='rust',
command_arguments=['StopServer'],
),
)
AssertRustCompleterServerIsRunning(app, False)
def GetCompletions_ProcMacro_test(app):
StartRustCompleterServerInDirectory(app, PathToTestFile('macro'))
filepath = PathToTestFile('macro', 'src', 'main.rs')
contents = ReadFile(filepath)
completion_data = BuildRequest(filepath=filepath,
filetype='rust',
contents=contents,
line_num=33,
column_num=14)
results = []
expiration = time.time() + 60
while time.time() < expiration:
results = app.post_json('/completions',
completion_data).json['completions']
if len(results) > 0:
break
time.sleep(0.25)
assert_that(results, has_item(CompletionEntryMatcher('checkpoint')))
# This completer does not require or support resolve
assert_that(results[0], is_not(has_key('resolve')))
assert_that(results[0], is_not(has_key('item')))
# So (erroneously) resolving an item returns the item
completion_data['resolve'] = 0
response = app.post_json('/resolve_completion', completion_data).json
print(f"Resolve resolve: { pformat( response ) }")
# We can't actually check the result because we don't know what completion
# resolve ID 0 actually is (could be anything), so we just check that we get 1
# result, and that there are no errors.
assert_that(response['completion'], is_not(None))
assert_that(response['errors'], empty())
def Subcommands_FixIt_ApplySuggestion_test(app):
# Similarly to textDocument/formatting, if a file has errors
# RLS won't respond with `rls.applySuggestions` command.
project_dir = PathToTestFile('formatting')
StartRustCompleterServerInDirectory(app, project_dir)
filepath = os.path.join(project_dir, 'src', 'main.rs')
RunTest(
app, {
'description': 'Simple FixIt test',
'request': {
'command': 'FixIt',
'line_num': 8,
'column_num': 13,
'filepath': filepath
},
'expect': {
'response':
requests.codes.ok,
'data':
has_entries({
'fixits':
contains_exactly(
has_entries({
'chunks':
contains_exactly(
ChunkMatcher('_x',
LocationMatcher(filepath, 8, 13),
LocationMatcher(filepath, 8, 14)))
}))
})
},
'run_resolve_fixit_test': True
})