nimcheck/tests/test_config.nim

## Config file format validator tests (JSON, YAML, TOML).

import std/[unittest, strutils, strformat]
import ../src/nimcheck
import test_common

proc checkValid(result: ValidationResult, context: string = "") =
  if result.errors.len > 0:
    var msg = &"Expected valid, got {result.errors.len} error(s)"
    if context.len > 0: msg.add(&" [{context}]")
    for e in result.errors: msg.add(&"\n  [{e.code}] {e.message}")
    doAssert false, msg

proc checkInvalid(result: ValidationResult, context: string = "") =
  if result.errors.len == 0:
    doAssert false, &"Expected errors, got none [{context}]"

suite "Config Validators":
  test "JSON valid":
    let result = validateSource(JsonGoodCode, flavor = lfJSON)
    checkValid(result)

  test "JSON invalid returns errors":
    let result = validateSource(JsonBadCode, flavor = lfJSON)
    checkInvalid(result)

  test "JSON valid file":
    let result = validateFile("tests/fixtures/json/valid.json")
    checkValid(result)

  test "JSON invalid file returns errors":
    let result = validateFile("tests/fixtures/json/invalid.json")
    check result.errors.len > 0

  test "JSON detect":
    check $detectFlavor(JsonGoodCode) == "json"

  test "YAML valid":
    let result = validateSource(YamlGoodCode, flavor = lfYAML)
    checkValid(result)

  test "YAML invalid returns errors":
    let result = validateSource(YamlBadCode, flavor = lfYAML)
    checkInvalid(result)

  test "YAML valid file":
    let result = validateFile("tests/fixtures/yaml/valid.yaml")
    checkValid(result)

  test "YAML invalid file returns errors":
    let result = validateFile("tests/fixtures/yaml/invalid.yaml")
    check result.errors.len > 0

  test "YAML detect":
    check $detectFlavor(YamlGoodCode) == "yaml"

  test "TOML valid":
    let result = validateSource(TomlGoodCode, flavor = lfTOML)
    checkValid(result)

  test "TOML invalid returns errors":
    let result = validateSource(TomlBadCode, flavor = lfTOML)
    checkInvalid(result)

  test "TOML valid file":
    let result = validateFile("tests/fixtures/toml/valid.toml")
    checkValid(result)

  test "TOML invalid file returns errors":
    let result = validateFile("tests/fixtures/toml/invalid.toml")
    check result.errors.len > 0

  test "TOML detect":
    check $detectFlavor(TomlGoodCode) == "toml"