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ale/test/test_code_action.vader

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Before:
Save g:ale_enabled
let g:ale_enabled = 0
let g:file1 = tempname()
let g:file2 = tempname()
let g:test = {}
let g:test.create_change = {line, offset, end_line, end_offset, value ->
\{
\ 'changes': [{
\ 'fileName': g:file1,
\ 'textChanges': [{
\ 'start': {
\ 'line': line,
\ 'offset': offset,
\ },
\ 'end': {
\ 'line': end_line,
\ 'offset': end_offset,
\ },
\ 'newText': value,
\ }],
\ }]
\}}
function! WriteFileAndEdit() abort
let g:test.text = [
\ 'class Name {',
\ ' value: string',
\ '}',
\]
call writefile(g:test.text, g:file1, 'S')
execute 'edit ' . g:file1
endfunction!
After:
" Close the extra buffers if we opened it.
if bufnr(g:file1) != -1
execute ':bp! | :bd! ' . bufnr(g:file1)
endif
if bufnr(g:file2) != -1
execute ':bp! | :bd! ' . bufnr(g:file2)
endif
if filereadable(g:file1)
call delete(g:file1)
endif
if filereadable(g:file2)
call delete(g:file2)
endif
unlet! g:file1
unlet! g:file2
unlet! g:test
unlet! g:changes
delfunction WriteFileAndEdit
Restore
Execute(It should modify and save multiple files):
call writefile([
\ 'class Name {',
\ ' value: string',
\ '}',
\ '',
\ 'class B {',
\ ' constructor(readonly a: Name) {}',
\ '}'
\], g:file1, 'S')
call writefile([
\ 'import A from "A"',
\ 'import {',
\ ' B,',
\ ' C,',
\ '} from "module"',
\ 'import D from "D"',
\], g:file2, 'S')
call ale#code_action#HandleCodeAction(
\ {
\ 'changes': [{
\ 'fileName': g:file1,
\ 'textChanges': [{
\ 'start': {
\ 'line': 1,
\ 'offset': 7,
\ },
\ 'end': {
\ 'line': 1,
\ 'offset': 11,
\ },
\ 'newText': 'Value',
\ }, {
\ 'start': {
\ 'line': 6,
\ 'offset': 27,
\ },
\ 'end': {
\ 'line': 6,
\ 'offset': 31,
\ },
\ 'newText': 'Value',
\ }],
\ }, {
\ 'fileName': g:file2,
\ 'textChanges': [{
\ 'start': {
\ 'line': 2,
\ 'offset': 1,
\ },
\ 'end': {
\ 'line': 6,
\ 'offset': 1,
\ },
\ 'newText': "import {A, B} from 'module'\n\n",
\ }]
\ }],
\ },
\ {'should_save': 1},
\)
AssertEqual [
\ 'class Value {',
\ ' value: string',
\ '}',
\ '',
\ 'class B {',
\ ' constructor(readonly a: Value) {}',
\ '}',
\ '',
\], readfile(g:file1, 'b')
AssertEqual [
\ 'import A from "A"',
\ 'import {A, B} from ''module''',
\ '',
\ 'import D from "D"',
\ '',
\], readfile(g:file2, 'b')
Execute(Beginning of file can be modified):
let g:test.text = [
\ 'class Name {',
\ ' value: string',
\ '}',
\]
call writefile(g:test.text, g:file1, 'S')
call ale#code_action#HandleCodeAction(
\ {
\ 'changes': [{
\ 'fileName': g:file1,
\ 'textChanges': [{
\ 'start': {
\ 'line': 1,
\ 'offset': 1,
\ },
\ 'end': {
\ 'line': 1,
\ 'offset': 1,
\ },
\ 'newText': "type A: string\ntype B: number\n",
\ }],
\ }]
\ },
\ {'should_save': 1},
\)
AssertEqual [
\ 'type A: string',
\ 'type B: number',
\] + g:test.text + [''], readfile(g:file1, 'b')
Execute(End of file can be modified):
let g:test.text = [
\ 'class Name {',
\ ' value: string',
\ '}',
\]
call writefile(g:test.text, g:file1, 'S')
call ale#code_action#HandleCodeAction(
\ {
\ 'changes': [{
\ 'fileName': g:file1,
\ 'textChanges': [{
\ 'start': {
\ 'line': 4,
\ 'offset': 1,
\ },
\ 'end': {
\ 'line': 4,
\ 'offset': 1,
\ },
\ 'newText': "type A: string\ntype B: number\n",
\ }],
\ }]
\ },
\ {'should_save': 1},
\)
AssertEqual g:test.text + [
\ 'type A: string',
\ 'type B: number',
\ '',
\], readfile(g:file1, 'b')
Execute(Current buffer contents will be reloaded):
let g:test.text = [
\ 'class Name {',
\ ' value: string',
\ '}',
\]
call writefile(g:test.text, g:file1, 'S')
execute 'edit ' . g:file1
let g:test.buffer = bufnr(g:file1)
call ale#code_action#HandleCodeAction(
\ {
\ 'changes': [{
\ 'fileName': g:file1,
\ 'textChanges': [{
\ 'start': {
\ 'line': 1,
\ 'offset': 1,
\ },
\ 'end': {
\ 'line': 1,
\ 'offset': 1,
\ },
\ 'newText': "type A: string\ntype B: number\n",
\ }],
\ }]
\ },
\ {'should_save': 1},
\)
AssertEqual [
\ 'type A: string',
\ 'type B: number',
\] + g:test.text + [''], readfile(g:file1, 'b')
AssertEqual [
\ 'type A: string',
\ 'type B: number',
\] + g:test.text, getbufline(g:test.buffer, 1, '$')
# Tests for cursor repositioning. In comments `=` designates change range, and
# `C` cursor position
# C ===
Execute(Cursor will not move when it is before text change):
call WriteFileAndEdit()
let g:test.changes = g:test.create_change(2, 3, 2, 8, 'value2')
call setpos('.', [0, 1, 1, 0])
call ale#code_action#HandleCodeAction(g:test.changes, {'should_save': 1})
AssertEqual [1, 1], getpos('.')[1:2]
call setpos('.', [0, 2, 2, 0])
call ale#code_action#HandleCodeAction(g:test.changes, {'should_save': 1})
AssertEqual [2, 2], getpos('.')[1:2]
# ====C====
Execute(Cursor column will move to the change end when cursor between start/end):
let g:test.changes = g:test.create_change(2, 3, 2, 8, 'value2')
for r in range(3, 8)
call WriteFileAndEdit()
call setpos('.', [0, 2, r, 0])
AssertEqual ' value: string', getline('.')
call ale#code_action#HandleCodeAction(g:test.changes, {'should_save': 1})
AssertEqual ' value2: string', getline('.')
AssertEqual [2, 9], getpos('.')[1:2]
endfor
# ====C
Execute(Cursor column will move back when new text is shorter):
call WriteFileAndEdit()
call setpos('.', [0, 2, 8, 0])
AssertEqual ' value: string', getline('.')
call ale#code_action#HandleCodeAction(
\ g:test.create_change(2, 3, 2, 8, 'val'),
\ {'should_save': 1},
\)
AssertEqual ' val: string', getline('.')
AssertEqual [2, 6], getpos('.')[1:2]
# ==== C
Execute(Cursor column will move forward when new text is longer):
call WriteFileAndEdit()
call setpos('.', [0, 2, 8, 0])
AssertEqual ' value: string', getline('.')
call ale#code_action#HandleCodeAction(
\ g:test.create_change(2, 3, 2, 8, 'longValue'), {'should_save': 1})
AssertEqual ' longValue: string', getline('.')
AssertEqual [2, 12], getpos('.')[1:2]
# =========
# =
# C
Execute(Cursor line will move when updates are happening on lines above):
call WriteFileAndEdit()
call setpos('.', [0, 3, 1, 0])
AssertEqual '}', getline('.')
call ale#code_action#HandleCodeAction(
\ g:test.create_change(1, 1, 2, 1, "test\ntest\n"), {'should_save': 1})
AssertEqual '}', getline('.')
AssertEqual [4, 1], getpos('.')[1:2]
# =========
# =C
Execute(Cursor line and column will move when change on lines above and just before cursor column):
call WriteFileAndEdit()
call setpos('.', [0, 2, 2, 0])
AssertEqual ' value: string', getline('.')
call ale#code_action#HandleCodeAction(
\ g:test.create_change(1, 1, 2, 1, "test\ntest\n123"), {'should_save': 1})
AssertEqual '123 value: string', getline('.')
AssertEqual [3, 5], getpos('.')[1:2]
# =========
# ======C==
# =
Execute(Cursor line and column will move at the end of changes):
call WriteFileAndEdit()
call setpos('.', [0, 2, 10, 0])
AssertEqual ' value: string', getline('.')
call ale#code_action#HandleCodeAction(
\ g:test.create_change(1, 1, 3, 1, "test\n"), {'should_save': 1})
AssertEqual '}', getline('.')
AssertEqual [2, 1], getpos('.')[1:2]
# C ==
# ===
Execute(Cursor will not move when changes happening on lines >= cursor, but after cursor):
call WriteFileAndEdit()
call setpos('.', [0, 2, 3, 0])
AssertEqual ' value: string', getline('.')
call ale#code_action#HandleCodeAction(
\ g:test.create_change(2, 10, 3, 1, "number\n"), {'should_save': 1})
AssertEqual ' value: number', getline('.')
AssertEqual [2, 3], getpos('.')[1:2]
Execute(Cursor will not move when change covers entire file):
call WriteFileAndEdit()
call setpos('.', [0, 2, 3, 0])
call ale#code_action#HandleCodeAction(
\ g:test.create_change(1, 1, len(g:test.text) + 1, 1,
\ join(g:test.text + ['x'], "\n")),
\ {'should_save': 1})
AssertEqual [2, 3], getpos('.')[1:2]
Execute(It should just modify file when should_save is set to v:false):
call WriteFileAndEdit()
let g:test.change = g:test.create_change(1, 1, 1, 1, "import { writeFile } from 'fs';\n")
call ale#code_action#HandleCodeAction(g:test.change, {})
AssertEqual 1, getbufvar(bufnr(''), '&modified')
AssertEqual [
\ 'import { writeFile } from ''fs'';',
\ 'class Name {',
\ ' value: string',
\ '}',
\], getline(1, '$')
Given typescript(An example TypeScript file):
type Foo = {}
export interface ISomething {
fooLongName: Foo | null
}
export class SomethingElse implements ISomething {
// Bindings
fooLongName!: ISomething['fooLongName']
}
Execute():
let g:changes = [
\ {'end': {'offset': 14, 'line': 4}, 'newText': 'foo', 'start': {'offset': 3, 'line': 4}},
\ {'end': {'offset': 40, 'line': 9}, 'newText': 'foo', 'start': {'offset': 29, 'line': 9}},
\ {'end': {'offset': 14, 'line': 9}, 'newText': 'foo', 'start': {'offset': 3, 'line': 9}},
\]
call ale#code_action#ApplyChanges(expand('%:p'), g:changes, 0)
Expect(The changes should be applied correctly):
type Foo = {}
export interface ISomething {
foo: Foo | null
}
export class SomethingElse implements ISomething {
// Bindings
foo!: ISomething['foo']
}
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