aether/benchmarks/main.zig
2025-06-04 23:12:33 -05:00

90 lines
2.5 KiB
Zig

// benchmark std.json vs aether
const bigdata = @embedFile("10mb.json");
const std = @import("std");
fn aetherbenchAux(allocator: std.mem.Allocator) !void {
const aether = @import("aether");
const Tokenizer = aether.Tokenizer;
const Language = aether.Language;
var tokenizer: Tokenizer = try .init(allocator, bigdata);
errdefer tokenizer.deinit(allocator);
var self = try allocator.create(Language);
self.* = Language.init;
defer allocator.destroy(self);
defer self.deinit(allocator);
const idx: usize = try self.parse(allocator, &tokenizer);
var root = try self.getValue(allocator, idx);
defer root.deinit(allocator);
try std.testing.expect(root == .object);
//std.debug.print("{}\n", .{root});
}
fn stdjsonbenchAux(allocator: std.mem.Allocator) !void {
const json = std.json;
const root = try json.parseFromSliceLeaky(json.Value, allocator, bigdata, .{
.allocate = .alloc_always,
.duplicate_field_behavior = .@"error",
.max_value_len = 4096,
.ignore_unknown_fields = true,
});
try std.testing.expect(root == .object);
//std.debug.print("{}\n", .{root});
}
pub fn aetherbench(allocator: std.mem.Allocator) void {
aetherbenchAux(allocator) catch @panic("aetherbench failed");
}
pub fn stdjsonbench(allocator: std.mem.Allocator) void {
stdjsonbenchAux(allocator) catch @panic("aetherbench failed");
}
pub fn main() !void {
const zbench = @import("zbench");
const stdout = std.io.getStdOut().writer();
var gpa: std.heap.GeneralPurposeAllocator(.{}) = .{};
const allocator = gpa.allocator();
var bench = zbench.Benchmark.init(allocator, .{
.iterations = 2,
});
defer {
bench.deinit();
const deinit_status = gpa.deinit();
if (deinit_status == .leak)
std.debug.panic("Memory leak detected", .{});
}
try bench.add("aether", &aetherbench, .{
.track_allocations = true,
});
try bench.add("std.json", &stdjsonbench, .{
.track_allocations = true,
});
try stdout.writeByte('\n');
try bench.run(stdout);
try stdout.writeAll("[");
var iter = try bench.iterator();
var i: usize = 0;
while (try iter.next()) |step| switch (step) {
.progress => |_| {},
.result => |x| {
defer x.deinit();
defer i += 1;
if (0 < i) try stdout.writeAll(", ");
try x.writeJSON(gpa.allocator(), stdout);
},
};
try stdout.writeAll("]\n");
}