monochange_config 0.4.2

Configuration parsing and validation for monochange
Documentation 
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use std::path::PathBuf;

use monochange_core::GroupChangelogInclude;

use crate::load_workspace_configuration;

fn fixture_path(name: &str) -> PathBuf {
	PathBuf::from(env!("CARGO_MANIFEST_DIR"))
		.join("../../fixtures/tests/config")
		.join(name)
}

// -- Kill mutant: is_disabled() guard replaced with false in build_group_definitions --
// A disabled group changelog with no path should produce None, not an error.

#[test]
fn load_workspace_configuration_allows_disabled_group_changelog_without_path() {
	let root = fixture_path("group-changelog-disabled");
	let configuration = load_workspace_configuration(&root)
		.unwrap_or_else(|error| panic!("configuration: {error}"));

	let sdk = configuration
		.group_by_id("sdk")
		.unwrap_or_else(|| panic!("expected sdk group"));

	assert!(
		sdk.changelog.is_none(),
		"disabled group changelog should be None, got: {:?}",
		sdk.changelog
	);
}

// -- Kill mutant: "all" arm deleted in parse_group_changelog_include --

#[test]
fn load_workspace_configuration_supports_group_changelog_include_all() {
	let root = fixture_path("group-changelog-include-all");
	let configuration = load_workspace_configuration(&root)
		.unwrap_or_else(|error| panic!("configuration: {error}"));

	let sdk = configuration
		.group_by_id("sdk")
		.unwrap_or_else(|| panic!("expected sdk group"));

	assert!(
		sdk.changelog.is_some(),
		"group with changelog path should have changelog target"
	);
	assert_eq!(
		sdk.changelog_include,
		GroupChangelogInclude::All,
		"include = \"all\" should produce GroupChangelogInclude::All"
	);
}

// -- Kill mutant: matches!(table.enabled, Some(false)) replaced with false --
// A package should have no inherited changelog when defaults have enabled=false.

#[test]
fn load_workspace_configuration_disabled_default_changelog_produces_no_package_changelog() {
	let root = fixture_path("defaults-changelog-disabled");
	let configuration = load_workspace_configuration(&root)
		.unwrap_or_else(|error| panic!("configuration: {error}"));

	let core = configuration
		.packages
		.iter()
		.find(|pkg| pkg.id == "core")
		.unwrap_or_else(|| panic!("expected core package"));

	assert!(
		core.changelog.is_none(),
		"package should inherit disabled default as no changelog, got: {:?}",
		core.changelog
	);
}