Test Utilities with GLib support

## Test Utilities with GLib support Test Utilities with GLib support — Utilities to write tests more easily with GLib support. |

## Synopsis

    GObject *           gcut_take_object                    (GObject *object);
    GError *            gcut_take_error                     (GError *error);
    const GList *       gcut_take_list                      (const GList *list,
                                                             CutDestroyFunction destroy_function);
    GHashTable *        gcut_take_hash_table                (GHashTable *hash_table);
    GString *           gcut_take_string                    (GString *string);
    GString *           gcut_take_new_string                (const gchar *string);
    GList *             gcut_list_new                       (const gpointer element,
                                                             ...);
    GList *             gcut_list_int_new                   (guint n,
                                                             gint value,
                                                             ...);
    GList *             gcut_list_uint_new                  (guint n,
                                                             guint value,
                                                             ...);
    GList *             gcut_list_string_new                (const gchar *value,
                                                             ...);
    GList *             gcut_list_string_new_array          (const gchar **strings);
    const GList *       gcut_take_new_list_int              (guint n,
                                                             gint value,
                                                             ...);
    const GList *       gcut_take_new_list_uint             (guint n,
                                                             guint value,
                                                             ...);
    const GList *       gcut_take_new_list_string           (const gchar *value,
                                                             ...);
    #define             gcut_take_new_list_string_backward_compatibility(value,
                                                             ...)
    const GList *       gcut_take_new_list_string_array     (const gchar **strings);
    #define             gcut_take_new_list_object           (object,
                                                             ...)
    void                gcut_list_string_free               (GList *list);
    void                gcut_list_object_free               (GList *list);
    GHashTable *        gcut_hash_table_string_string_new   (const gchar *key,
                                                             ...);
    GHashTable *        gcut_hash_table_string_string_new_va_list
                                                            (const gchar *key,
                                                             va_list args);
    GHashTable *        gcut_take_new_hash_table_string_string
                                                            (const gchar *key,
                                                             ...);
    GString *           gcut_get_fixture_data               (const gchar *path,
                                                             ...);

## Description

To write tests, you need to write codes that set up/tear down test environment, prepare expected and actual values and so on. Cutter provides test utilities to you write your tests more easily.

The utilities work with GLib.

## Details

### gcut_take_object ()

    GObject *           gcut_take_object                    (GObject *object);

Passes ownership of `object` to Cutter and returns `object`.

`object` : | the GObject to be owned by Cutter.
Returns : | `object` owned by Cutter. Don't `g_object_unref()` it.

Since 1.0.3

### gcut_take_error ()

    GError *            gcut_take_error                     (GError *error);

Passes ownership of `error` to Cutter and returns a `error` itself.

`error` : | the GError to be owned by Cutter.
Returns : | a GError owned by Cutter. Don't `g_error_free()` it.

Since 1.0.3

### gcut_take_list ()

    const GList *       gcut_take_list                      (const GList *list,
                                                             CutDestroyFunction destroy_function);

Passes ownership of `list` to Cutter and returns `list` itself.

`list` : | the GList to be owned by Cutter.
`destroy_function` : | the destroy function that destroys the elements of `list`, or `NULL`.
Returns : | a GList owned by Cutter. Don't `g_list_free()` it.

Since 1.0.3

### gcut_take_hash_table ()

    GHashTable *        gcut_take_hash_table                (GHashTable *hash_table);

Passes ownership of `hash_table` to Cutter and returns `hash_table` itself.

`hash_table` : | the GHashTable to be owned by Cutter.
Returns : | a GHashTable owned by Cutter. Don't `g_hash_table_unref()` it.

Since 1.0.4

### gcut_take_string ()

    GString *           gcut_take_string                    (GString *string);

Passes ownership of `string` to Cutter and returns `string` itself.

`string` : | the GString to be owned by Cutter.
Returns : | a GString owned by Cutter. Don't `g_string_free()` it.

Since 1.1.6

### gcut_take_new_string ()

    GString *           gcut_take_new_string                (const gchar *string);

Creates a GString object from passed string.

`string` : | the string. It can be `NULL`.
Returns : | a GString owned by Cutter. Don't `g_string_free()` it.

Since 1.1.6

### gcut_list_new ()

    GList *             gcut_list_new                       (const gpointer element,
                                                             ...);

Creates a list from passed elements.

e.g.:

    GCutEgg *echo_egg, *cat_egg;

    echo_egg = gcut_egg_new("echo", "Hello", NULL);
    cat_egg = gcut_egg_new("cat", "/etc/hosts", NULL);
    egg_list = gcut_list_new(echo_egg, cat_egg, NULL);

`element` : | the first gpointer.
`...` : | remaining elements in list. `NULL`-terminate.
Returns : | a newly-allocated GList that contains passed elements.

Since 1.1.1

### gcut_list_int_new ()

    GList *             gcut_list_int_new                   (guint n,
                                                             gint value,
                                                             ...);

Creates a list from passed integer values.

e.g.:

    gcut_list_int_new(3, -10, 1, 29); -> (-10, 1, 29)

`n` : | the number of integer values.
`value` : | the first integer value.
`...` : | remaining integer values in list.
Returns : | a newly-allocated GList that contains passed integer values and must be freed with `g_list_free()`.

Since 1.1.5

### gcut_list_uint_new ()

    GList *             gcut_list_uint_new                  (guint n,
                                                             guint value,
                                                             ...);

Creates a list from passed unsigned integer values.

e.g.:

    gcut_list_uint_new(3, 0, 1, 2); -> (0, 1, 2)

`n` : | the number of unsigned integer values.
`value` : | the first unsigned integer value.
`...` : | remaining unsigned integer values in list.
Returns : | a newly-allocated GList that contains passed unsigned integer values and must be freed with `g_list_free()`.

Since 1.1.5

### gcut_list_string_new ()

    GList *             gcut_list_string_new                (const gchar *value,
                                                             ...);

Creates a list from passed strings.

`value` : | the first string.
`...` : | remaining strings in list. `NULL`-terminate.
Returns : | a newly-allocated GList that contains passed strings and must be freed with `gcut_list_string_free()`.

Since 1.0.3

### gcut_list_string_new_array ()

    GList *             gcut_list_string_new_array          (const gchar **strings);

Creates a list from passed string array.

`strings` : | the string array. `NULL`-terminate.
Returns : | a newly-allocated GList that contains passed string array and must be freed with `gcut_list_string_free()`.

Since 1.0.6

### gcut_take_new_list_int ()

    const GList *       gcut_take_new_list_int              (guint n,
                                                             gint value,
                                                             ...);

Creates a list from passed integer values that is owned by Cutter.

e.g.:

    gcut_take_new_list_int(3, -10, 1, 29); -> (-10, 1, 29)

`n` : | the number of integer values.
`value` : | the first integer value.
`...` : | remaining strings in list.
Returns : | a newly-allocated GList that contains passed integer values and is owned by Cutter.

Since 1.1.5

### gcut_take_new_list_uint ()

    const GList *       gcut_take_new_list_uint             (guint n,
                                                             guint value,
                                                             ...);

Creates a list from passed unsigned integer values that is owned by Cutter.

e.g.:

    gcut_take_new_list_uint(3, 0, 1, 2); -> (0, 1, 2)

`n` : | the number of unsigned integer values.
`value` : | the first unsigned integer value.
`...` : | remaining strings in list.
Returns : | a newly-allocated GList that contains passed unsigned integer values and is owned by Cutter.

Since 1.1.5

### gcut_take_new_list_string ()

    const GList *       gcut_take_new_list_string           (const gchar *value,
                                                             ...);

Creates a list from passed strings that is owned by Cutter.

`value` : | the first string.
`...` : | remaining strings in list. `NULL`-terminate.
Returns : | a newly-allocated GList that contains passed strings and is owned by Cutter.

Since 1.0.5

### gcut_take_new_list_string_backward_compatibility()

    #define             gcut_take_new_list_string_backward_compatibility(value, ...)

### Warning

`gcut_take_new_list_string_backward_compatibility` is deprecated and should not be used in newly-written code.

### gcut_take_new_list_string_array ()

    const GList *       gcut_take_new_list_string_array     (const gchar **strings);

Creates a list from passed string array that is owned by Cutter.

`strings` : | the string array. `NULL`-terminate.
Returns : | a newly-allocated GList that contains passed string array and is owned by Cutter.

Since 1.0.6

### gcut_take_new_list_object()

    #define             gcut_take_new_list_object(object, ...)

Creates a list from passed objects that is owned by Cutter.

`object` : | the first GObject.
`...` : | remaining objects in list. `NULL`-terminate.
Returns : | a newly-allocated GList that contains passed objects and is owned by Cutter.

Since 1.1.1

### gcut_list_string_free ()

    void                gcut_list_string_free               (GList *list);

Frees `list` and contained strings.

`list` : | the list that contains strings to be freed.

Since 1.0.3

### gcut_list_object_free ()

    void                gcut_list_object_free               (GList *list);

Frees `list` and contained objects. It's safe that `list` contains `NULL`.

`list` : | the list that contains GObject's to be unrefed.

Since 1.1.1

### gcut_hash_table_string_string_new ()

    GHashTable *        gcut_hash_table_string_string_new   (const gchar *key,
                                                             ...);

Creates a hash table that has string key and string value from passed key/value pairs.

`key` : | The first key string.
`...` : | A `NULL`-terminated list of rest arguments. The first item is the string value of the first key, followed optionally by more key/value pairs. It must end with `NULL`.
Returns : | a newly-allocated GHashTable that contains passed key/value pairs and must be freed with `g_hash_table_unref()`.

Since 1.0.4

### gcut_hash_table_string_string_new_va_list ()

    GHashTable *        gcut_hash_table_string_string_new_va_list
                                                            (const gchar *key,
                                                             va_list args);

Creates a hash table that has string key and string value from passed key/value pairs.

`key` : | The first key string.
`args` : | A `NULL`-terminated list of rest arguments. The first item is the string value of the first key, followed optionally by more key/value pairs. It must end with `NULL`.
Returns : | a newly-allocated GHashTable that contains passed key/value pairs and must be freed with `g_hash_table_unref()`.

Since 1.0.5

### gcut_take_new_hash_table_string_string ()

    GHashTable *        gcut_take_new_hash_table_string_string
                                                            (const gchar *key,
                                                             ...);

Creates a hash table that has string key and string value from passed key/value pairs. The created hash table is owned by Cutter. So don't `g_hash_table_unref()` it.

`key` : | The first key string.
`...` : | A `NULL`-terminated list of rest arguments. The string value of the first key, followed optionally by more key/value pairs. It must end with `NULL`.
Returns : | a newly-allocated GHashTable that contains passed key/value pairs.

Since 1.0.5

### gcut_get_fixture_data ()

    GString *           gcut_get_fixture_data               (const gchar *path,
                                                             ...);

Reads the fixture data at "`path`/..." and returns it as a GString that is owned by Cutter. The description of `cut_build_fixture_path()` shows how the fixture data path is determined.

`path` : | a first element of the path to the fixture data.
`...` : | remaining elements in path. `NULL`-terminate is required.
Returns : | a content of the fixture data as GString owend by Cutter. Don't free it.

Since 1.1.6