Coverage for tests / unit / tools / prettier / test_output_parsing.py: 100%

1"""Tests for Prettier output parsing.""" 

2 

3from __future__ import annotations 

4 

5from typing import TYPE_CHECKING, Any 

6from unittest.mock import patch 

7 

8from assertpy import assert_that 

9 

10if TYPE_CHECKING: 

11 from lintro.tools.definitions.prettier import PrettierPlugin 

12 

13 

14def test_check_parses_prettier_output_correctly( 

15 prettier_plugin: PrettierPlugin, 

16 mock_execution_context_for_tool: Any, 

17) -> None: 

18 """Check correctly parses Prettier output with issues. 

19 

20 Args: 

21 prettier_plugin: The prettier plugin instance to test. 

22 mock_execution_context_for_tool: Mock execution context factory. 

23 """ 

24 with ( 

25 patch.object(prettier_plugin, "_prepare_execution") as mock_prepare, 

26 patch.object(prettier_plugin, "_run_subprocess") as mock_run, 

27 patch.object(prettier_plugin, "_get_executable_command") as mock_exec, 

28 patch.object(prettier_plugin, "_build_config_args") as mock_config, 

29 ): 

30 mock_prepare.return_value = mock_execution_context_for_tool( 

31 files=["file1.js", "file2.js"], 

32 rel_files=["file1.js", "file2.js"], 

33 cwd="/tmp", 

34 ) 

35 

36 mock_exec.return_value = ["npx", "prettier"] 

37 mock_config.return_value = [] 

38 mock_run.return_value = ( 

39 False, 

40 "Checking formatting...\n[warn] file1.js\n[warn] file2.js\n" 

41 "[warn] Code style issues found in the above file(s).", 

42 ) 

43 

44 result = prettier_plugin.check(["/tmp"], {}) 

45 

46 assert_that(result.success).is_false() 

47 assert_that(result.issues_count).is_equal_to(2) 

48 assert_that(result.issues).is_not_none() 

49 assert_that(result.issues[0].file).is_equal_to("file1.js") # type: ignore[index] # validated via is_not_none 

50 assert_that(result.issues[1].file).is_equal_to("file2.js") # type: ignore[index] # validated via is_not_none