85 lines
2.5 KiB
Zig
85 lines
2.5 KiB
Zig
const std = @import("std");
|
|
const zollections = @import("zollections");
|
|
|
|
/// An example structure.
|
|
const ExampleStruct = struct {
|
|
const Self = @This();
|
|
|
|
allocator: std.mem.Allocator,
|
|
buffer: []u8,
|
|
|
|
/// Initialize a new example struct.
|
|
pub fn init(bufSiz: usize) !Self
|
|
{
|
|
const allocator = std.testing.allocator;
|
|
|
|
return .{
|
|
.allocator = allocator,
|
|
.buffer = try allocator.alloc(u8, bufSiz),
|
|
};
|
|
}
|
|
|
|
/// Deinitialize the example struct.
|
|
pub fn deinit(self: *Self) void
|
|
{
|
|
self.allocator.free(self.buffer);
|
|
}
|
|
};
|
|
|
|
test "simple collection" {
|
|
const allocator = std.testing.allocator;
|
|
|
|
// Allocate your slice.
|
|
const slice = try allocator.alloc(*u8, 3);
|
|
// Create your slice elements.
|
|
slice[0] = try allocator.create(u8);
|
|
slice[1] = try allocator.create(u8);
|
|
slice[2] = try allocator.create(u8);
|
|
|
|
// Create a collection with your slice of elements.
|
|
const collection = try zollections.Collection(u8).init(allocator, slice);
|
|
// Free your collection: your slice and all your elements will be freed.
|
|
defer collection.deinit();
|
|
}
|
|
|
|
test "recursive free" {
|
|
const allocator = std.testing.allocator;
|
|
|
|
// Create a pointer to a slice.
|
|
const slicePointer = try allocator.create([]*u8);
|
|
|
|
// Allocate your slice in the pointed slice.
|
|
slicePointer.* = try allocator.alloc(*u8, 3);
|
|
// Create slice elements.
|
|
slicePointer.*[0] = try allocator.create(u8);
|
|
slicePointer.*[1] = try allocator.create(u8);
|
|
slicePointer.*[2] = try allocator.create(u8);
|
|
|
|
// Allocate your slice or pointers to slices.
|
|
const slice = try allocator.alloc(*[]*u8, 1);
|
|
slice[0] = slicePointer;
|
|
|
|
// Create a collection with your slice of elements.
|
|
const collection = try zollections.Collection([]*u8).init(allocator, slice);
|
|
// Free your collection: your slice and all your slices and their elements will be freed.
|
|
defer collection.deinit();
|
|
}
|
|
|
|
test "custom struct deinit" {
|
|
const allocator = std.testing.allocator;
|
|
|
|
// Allocate your slice.
|
|
const slice = try allocator.alloc(*ExampleStruct, 3);
|
|
// Create your slice elements with custom structs and their inner init / deinit.
|
|
slice[0] = try allocator.create(ExampleStruct);
|
|
slice[0].* = try ExampleStruct.init(4);
|
|
slice[1] = try allocator.create(ExampleStruct);
|
|
slice[1].* = try ExampleStruct.init(8);
|
|
slice[2] = try allocator.create(ExampleStruct);
|
|
slice[2].* = try ExampleStruct.init(16);
|
|
|
|
// Create a collection with your slice of elements.
|
|
const collection = try zollections.Collection(ExampleStruct).init(allocator, slice);
|
|
// Free your collection: your slice and all your elements will be deinitialized and freed.
|
|
defer collection.deinit();
|
|
}
|