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27 lines
1.1 KiB
Zig
27 lines
1.1 KiB
Zig
// SPDX-License-Identifier: MIT
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// Copyright (c) 2015-2021 Zig Contributors
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// This file is part of [zig](https://ziglang.org/), which is MIT licensed.
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// The MIT license requires this copyright notice to be included in all copies
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// and substantial portions of the software.
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const std = @import("../std.zig");
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const testing = std.testing;
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const fmt = std.fmt;
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// Hash using the specified hasher `H` asserting `expected == H(input)`.
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pub fn assertEqualHash(comptime Hasher: anytype, comptime expected_hex: *const [Hasher.digest_length * 2:0]u8, input: []const u8) !void {
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var h: [Hasher.digest_length]u8 = undefined;
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Hasher.hash(input, &h, .{});
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try assertEqual(expected_hex, &h);
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}
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// Assert `expected` == hex(`input`) where `input` is a bytestring
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pub fn assertEqual(comptime expected_hex: [:0]const u8, input: []const u8) !void {
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var expected_bytes: [expected_hex.len / 2]u8 = undefined;
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for (expected_bytes) |*r, i| {
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r.* = fmt.parseInt(u8, expected_hex[2 * i .. 2 * i + 2], 16) catch unreachable;
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}
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try testing.expectEqualSlices(u8, &expected_bytes, input);
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}
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