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test_text_edit.py
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test_text_edit.py
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# Copyright 2017-2020 Palantir Technologies, Inc.
# Copyright 2021- Python Language Server Contributors.
from pylsp import uris
from pylsp.text_edit import OverLappingTextEditException, apply_text_edits
DOC_URI = uris.from_fs_path(__file__)
def test_apply_text_edits_insert(pylsp):
pylsp.workspace.put_document(DOC_URI, "012345678901234567890123456789")
test_doc = pylsp.workspace.get_document(DOC_URI)
assert (
apply_text_edits(
test_doc,
[
{
"range": {
"start": {"line": 0, "character": 0},
"end": {"line": 0, "character": 0},
},
"newText": "Hello",
}
],
)
== "Hello012345678901234567890123456789"
)
assert (
apply_text_edits(
test_doc,
[
{
"range": {
"start": {"line": 0, "character": 1},
"end": {"line": 0, "character": 1},
},
"newText": "Hello",
}
],
)
== "0Hello12345678901234567890123456789"
)
assert (
apply_text_edits(
test_doc,
[
{
"range": {
"start": {"line": 0, "character": 1},
"end": {"line": 0, "character": 1},
},
"newText": "Hello",
},
{
"range": {
"start": {"line": 0, "character": 1},
"end": {"line": 0, "character": 1},
},
"newText": "World",
},
],
)
== "0HelloWorld12345678901234567890123456789"
)
assert (
apply_text_edits(
test_doc,
[
{
"range": {
"start": {"line": 0, "character": 2},
"end": {"line": 0, "character": 2},
},
"newText": "One",
},
{
"range": {
"start": {"line": 0, "character": 1},
"end": {"line": 0, "character": 1},
},
"newText": "Hello",
},
{
"range": {
"start": {"line": 0, "character": 1},
"end": {"line": 0, "character": 1},
},
"newText": "World",
},
{
"range": {
"start": {"line": 0, "character": 2},
"end": {"line": 0, "character": 2},
},
"newText": "Two",
},
{
"range": {
"start": {"line": 0, "character": 2},
"end": {"line": 0, "character": 2},
},
"newText": "Three",
},
],
)
== "0HelloWorld1OneTwoThree2345678901234567890123456789"
)
def test_apply_text_edits_replace(pylsp):
pylsp.workspace.put_document(DOC_URI, "012345678901234567890123456789")
test_doc = pylsp.workspace.get_document(DOC_URI)
assert (
apply_text_edits(
test_doc,
[
{
"range": {
"start": {"line": 0, "character": 3},
"end": {"line": 0, "character": 6},
},
"newText": "Hello",
}
],
)
== "012Hello678901234567890123456789"
)
assert (
apply_text_edits(
test_doc,
[
{
"range": {
"start": {"line": 0, "character": 3},
"end": {"line": 0, "character": 6},
},
"newText": "Hello",
},
{
"range": {
"start": {"line": 0, "character": 6},
"end": {"line": 0, "character": 9},
},
"newText": "World",
},
],
)
== "012HelloWorld901234567890123456789"
)
assert (
apply_text_edits(
test_doc,
[
{
"range": {
"start": {"line": 0, "character": 3},
"end": {"line": 0, "character": 6},
},
"newText": "Hello",
},
{
"range": {
"start": {"line": 0, "character": 6},
"end": {"line": 0, "character": 6},
},
"newText": "World",
},
],
)
== "012HelloWorld678901234567890123456789"
)
assert (
apply_text_edits(
test_doc,
[
{
"range": {
"start": {"line": 0, "character": 6},
"end": {"line": 0, "character": 6},
},
"newText": "World",
},
{
"range": {
"start": {"line": 0, "character": 3},
"end": {"line": 0, "character": 6},
},
"newText": "Hello",
},
],
)
== "012HelloWorld678901234567890123456789"
)
assert (
apply_text_edits(
test_doc,
[
{
"range": {
"start": {"line": 0, "character": 3},
"end": {"line": 0, "character": 3},
},
"newText": "World",
},
{
"range": {
"start": {"line": 0, "character": 3},
"end": {"line": 0, "character": 6},
},
"newText": "Hello",
},
],
)
== "012WorldHello678901234567890123456789"
)
def test_apply_text_edits_overlap(pylsp):
pylsp.workspace.put_document(DOC_URI, "012345678901234567890123456789")
test_doc = pylsp.workspace.get_document(DOC_URI)
did_throw = False
try:
apply_text_edits(
test_doc,
[
{
"range": {
"start": {"line": 0, "character": 3},
"end": {"line": 0, "character": 6},
},
"newText": "Hello",
},
{
"range": {
"start": {"line": 0, "character": 3},
"end": {"line": 0, "character": 3},
},
"newText": "World",
},
],
)
except OverLappingTextEditException:
did_throw = True
assert did_throw
did_throw = False
try:
apply_text_edits(
test_doc,
[
{
"range": {
"start": {"line": 0, "character": 3},
"end": {"line": 0, "character": 6},
},
"newText": "Hello",
},
{
"range": {
"start": {"line": 0, "character": 4},
"end": {"line": 0, "character": 4},
},
"newText": "World",
},
],
)
except OverLappingTextEditException:
did_throw = True
assert did_throw
def test_apply_text_edits_multiline(pylsp):
pylsp.workspace.put_document(DOC_URI, "0\n1\n2\n3\n4")
test_doc = pylsp.workspace.get_document(DOC_URI)
assert (
apply_text_edits(
test_doc,
[
{
"range": {
"start": {"line": 2, "character": 0},
"end": {"line": 3, "character": 0},
},
"newText": "Hello",
},
{
"range": {
"start": {"line": 1, "character": 1},
"end": {"line": 1, "character": 1},
},
"newText": "World",
},
],
)
== "0\n1World\nHello3\n4"
)