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test(config): add more test cases

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This commit is contained in:
Aleksey Kulikov 2021-10-20 11:29:41 +03:00
parent 127849519d
commit 26812ffe9c
3 changed files with 128 additions and 94 deletions
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84
lib/src/bindings/config.dart
View file

@ -1,43 +1,20 @@
// coverage:ignore-file
import 'dart:ffi';
import 'package:ffi/ffi.dart';
import '../error.dart';
import 'libgit2_bindings.dart';
import '../util.dart';
/// Allocate a new configuration object
///
/// This object is empty, so you have to add a file to it before you can do
/// anything with it.
///
/// Throws a [LibGit2Error] if error occured.
Pointer<git_config> newConfig() {
final out = calloc<Pointer<git_config>>();
final error = libgit2.git_config_new(out);
if (error < 0) {
calloc.free(out);
throw LibGit2Error(libgit2.git_error_last());
} else {
return out.value;
}
}
/// Create a new config instance containing a single on-disk file
///
/// Throws a [LibGit2Error] if error occured.
Pointer<git_config> open(String path) {
final out = calloc<Pointer<git_config>>();
final pathC = path.toNativeUtf8().cast<Int8>();
final error = libgit2.git_config_open_ondisk(out, pathC);
libgit2.git_config_open_ondisk(out, pathC);
calloc.free(pathC);
if (error < 0) {
calloc.free(out);
throw LibGit2Error(libgit2.git_error_last());
} else {
return out.value;
}
return out.value;
}
/// Open the global, XDG and system configuration files
@ -71,14 +48,14 @@ Pointer<git_config> openDefault() {
/// This method will not guess the path to the xdg compatible config file
/// (`.config/git/config`).
///
/// Throws an error if file has not been found.
/// Throws a [LibGit2Error] if error occured.
String findGlobal() {
final out = calloc<git_buf>(sizeOf<git_buf>());
final error = libgit2.git_config_find_global(out);
if (error != 0) {
if (error < 0) {
calloc.free(out);
throw Error();
throw LibGit2Error(libgit2.git_error_last());
} else {
final result = out.ref.ptr.cast<Utf8>().toDartString();
calloc.free(out);
@ -130,18 +107,10 @@ String findXdg() {
/// Create a snapshot of the current state of a configuration, which allows you to look
/// into a consistent view of the configuration for looking up complex values
/// (e.g. a remote, submodule).
///
/// Throws a [LibGit2Error] if error occured.
Pointer<git_config> snapshot(Pointer<git_config> config) {
final out = calloc<Pointer<git_config>>();
final error = libgit2.git_config_snapshot(out, config);
if (error < 0) {
calloc.free(out);
throw LibGit2Error(libgit2.git_error_last());
} else {
return out.value;
}
libgit2.git_config_snapshot(out, config);
return out.value;
}
/// Get the config entry of a config variable.
@ -167,8 +136,6 @@ Pointer<git_config_entry> getEntry({
/// Set the value of a boolean config variable in the config file with the
/// highest level (usually the local one).
///
/// Throws a [LibGit2Error] if error occured.
void setBool({
required Pointer<git_config> configPointer,
required String variable,
@ -176,38 +143,24 @@ void setBool({
}) {
final name = variable.toNativeUtf8().cast<Int8>();
final valueC = value ? 1 : 0;
final error = libgit2.git_config_set_bool(configPointer, name, valueC);
libgit2.git_config_set_bool(configPointer, name, valueC);
calloc.free(name);
if (error < 0) {
throw LibGit2Error(libgit2.git_error_last());
}
}
/// Set the value of an integer config variable in the config file with the
/// highest level (usually the local one).
///
/// Throws a [LibGit2Error] if error occured.
void setInt({
required Pointer<git_config> configPointer,
required String variable,
required int value,
}) {
final name = variable.toNativeUtf8().cast<Int8>();
final error = libgit2.git_config_set_int64(configPointer, name, value);
libgit2.git_config_set_int64(configPointer, name, value);
calloc.free(name);
if (error < 0) {
throw LibGit2Error(libgit2.git_error_last());
}
}
/// Set the value of a string config variable in the config file with the
/// highest level (usually the local one).
///
/// Throws a [LibGit2Error] if error occured.
void setString({
required Pointer<git_config> configPointer,
required String variable,
@ -215,14 +168,9 @@ void setString({
}) {
final name = variable.toNativeUtf8().cast<Int8>();
final valueC = value.toNativeUtf8().cast<Int8>();
final error = libgit2.git_config_set_string(configPointer, name, valueC);
libgit2.git_config_set_string(configPointer, name, valueC);
calloc.free(name);
calloc.free(valueC);
if (error < 0) {
throw LibGit2Error(libgit2.git_error_last());
}
}
/// Iterate over all the config variables.
@ -330,13 +278,5 @@ void deleteMultivar({
calloc.free(regexpC);
}
/// Free a config iterator.
void iteratorFree(Pointer<git_config_iterator> iter) =>
libgit2.git_config_iterator_free(iter);
/// Free a config entry.
void entryFree(Pointer<git_config_entry> entry) =>
libgit2.git_config_entry_free(entry);
/// Free the configuration and its associated memory and files.
void free(Pointer<git_config> cfg) => libgit2.git_config_free(cfg);

27
lib/src/config.dart
View file

@ -11,7 +11,7 @@ class Config with IterableMixin<ConfigEntry> {
/// Initializes a new instance of [Config] class from provided
/// pointer to config object in memory.
///
/// Should be freed with `free()` to release allocated memory.
/// Should be freed to release allocated memory.
Config(this._configPointer);
/// Initializes a new instance of [Config] class from provided [path].
@ -21,7 +21,9 @@ class Config with IterableMixin<ConfigEntry> {
/// [path] should point to single on-disk file; it's expected to be a native
/// Git config file following the default Git config syntax (see man git-config).
///
/// Should be freed with `free()` to release allocated memory.
/// Should be freed to release allocated memory.
///
/// Throws an [Exception] if file not found at provided path.
Config.open([String? path]) {
libgit2.git_libgit2_init();
@ -40,42 +42,39 @@ class Config with IterableMixin<ConfigEntry> {
///
/// Opens the system configuration file.
///
/// Should be freed with `free()` to release allocated memory.
/// Should be freed to release allocated memory.
///
/// Throws a [LibGit2Error] if error occured.
Config.system() {
libgit2.git_libgit2_init();
final systemPath = bindings.findSystem();
_configPointer = bindings.open(systemPath);
_configPointer = bindings.open(bindings.findSystem());
}
/// Initializes a new instance of [Config] class.
///
/// Opens the global configuration file.
///
/// Should be freed with `free()` to release allocated memory.
/// Should be freed to release allocated memory.
///
/// Throws an error if file has not been found.
/// Throws a [LibGit2Error] if error occured.
Config.global() {
libgit2.git_libgit2_init();
final globalPath = bindings.findGlobal();
_configPointer = bindings.open(globalPath);
_configPointer = bindings.open(bindings.findGlobal());
}
/// Initializes a new instance of [Config] class.
///
/// Opens the global XDG configuration file.
///
/// Should be freed with `free()` to release allocated memory.
/// Should be freed to release allocated memory.
///
/// Throws a [LibGit2Error] if error occured.
Config.xdg() {
libgit2.git_libgit2_init();
final xdgPath = bindings.findXdg();
_configPointer = bindings.open(xdgPath);
_configPointer = bindings.open(bindings.findXdg());
}
/// Pointer to memory address for allocated config object.
@ -86,8 +85,6 @@ class Config with IterableMixin<ConfigEntry> {
/// Create a snapshot of the current state of a configuration, which allows you to look
/// into a consistent view of the configuration for looking up complex values
/// (e.g. a remote, submodule).
///
/// Throws a [LibGit2Error] if error occured.
Config get snapshot => Config(bindings.snapshot(_configPointer));
/// Returns the [ConfigEntry] of a [variable].
@ -206,7 +203,7 @@ class ConfigEntry {
}
/// Releases memory allocated for config entry object.
void free() => bindings.entryFree(_configEntryPointer);
void free() => calloc.free(_configEntryPointer);
@override
String toString() {