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feat: add support for floats to cbor

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This commit is contained in:
CJ van den Berg 2024-06-25 21:04:51 +02:00
parent 3db5b9ad96
commit 3ace316308
2 changed files with 253 additions and 30 deletions
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88
test/tests_cbor.zig
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@ -10,6 +10,9 @@ const fmt = cbor_mod.fmt;
const toJson = cbor_mod.toJson;
const toJsonPretty = cbor_mod.toJsonPretty;
const fromJson = cbor_mod.fromJson;
const fromJsonAlloc = cbor_mod.fromJsonAlloc;
const toJsonAlloc = cbor_mod.toJsonAlloc;
const toJsonPrettyAlloc = cbor_mod.toJsonPrettyAlloc;
const decodeType = cbor_mod.decodeType;
const matchInt = cbor_mod.matchInt;
const matchIntValue = cbor_mod.matchIntValue;
@ -433,3 +436,88 @@ test "cbor.fromJson_object" {
const cbor = try fromJson(json_buf, &cbor_buf);
try expect(try match(cbor, map));
}
test "cbor f32" {
var buf: [128]u8 = undefined;
try expectEqualDeep(
fmt(&buf, .{ "float", @as(f32, 0.96891385316848755) }),
&[_]u8{
0x82, // 82 # array(2)
0x65, // 65 # text(5)
0x66, // 666C6F6174 # "float"
0x6C,
0x6F,
0x61,
0x74,
0xfa, // FA 3F780ABD # primitive(1064831677)
0x3F,
0x78,
0x0A,
0xBD,
},
);
}
test "cbor.fromJson_object f32" {
var buf: [128]u8 = undefined;
const json_buf: []const u8 =
\\["float",0.96891385316848755]
;
const cbor = try fromJson(json_buf, &buf);
try expect(try match(cbor, array));
try expectEqualDeep(
&[_]u8{
0x82, // 82 # array(2)
0x65, // 65 # text(5)
0x66, // 666C6F6174 # "float"
0x6C,
0x6F,
0x61,
0x74,
0xfb, // FB 3FEF0157A0000000 # primitive(4606902419681443840)
0x3f,
0xef,
0x01,
0x57,
0xa0,
0x00,
0x00,
0x00,
},
cbor,
);
}
test "cbor.extract_match_f32" {
var buf: [128]u8 = undefined;
const json_buf: []const u8 =
\\["float",0.96891385316848755]
;
const m = try fromJson(json_buf, &buf);
try expect(try match(m, .{ "float", @as(f64, 0.96891385316848755) }));
var f: f64 = undefined;
try expect(try match(m, .{ "float", extract(&f) }));
try expectEqual(0.96891385316848755, f);
}
test "cbor.extract_cbor f64" {
var buf: [128]u8 = undefined;
const json_buf: []const u8 =
\\["float",[0.96891385316848755],"check"]
;
const m = try fromJson(json_buf, &buf);
var sub: []const u8 = undefined;
try expect(try match(m, .{ "float", extract_cbor(&sub), "check" }));
const json = try toJsonPrettyAlloc(std.testing.allocator, sub);
defer std.testing.allocator.free(json);
const json2 = try toJsonAlloc(std.testing.allocator, sub);
defer std.testing.allocator.free(json2);
try expectEqualDeep("[9.689138531684875e-1]", json2);
}