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Vector comparison in meta and testing

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data-man 2020-01-07 19:14:37 +05:00 committed by LemonBoy
parent 55304128c0
commit 4578d13b49
2 changed files with 31 additions and 1 deletions
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15
lib/std/meta.zig
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@ -433,6 +433,14 @@ pub fn eql(a: var, b: @TypeOf(a)) bool {
if (!eql(e, b[i])) return false;
return true;
},
builtin.TypeId.Vector => {
const info = @typeInfo(T).Vector;
var i: usize = 0;
while (i < info.len) : (i += 1) {
if (!eql(a[i], b[i])) return false;
}
return true;
},
builtin.TypeId.Pointer => {
const info = @typeInfo(T).Pointer;
switch (info.size) {
@ -510,6 +518,13 @@ test "std.meta.eql" {
testing.expect(eql(EU.tst(true), EU.tst(true)));
testing.expect(eql(EU.tst(false), EU.tst(false)));
testing.expect(!eql(EU.tst(false), EU.tst(true)));
var v1 = @splat(4, @as(u32, 1));
var v2 = @splat(4, @as(u32, 1));
var v3 = @splat(4, @as(u32, 2));
testing.expect(eql(v1, v2));
testing.expect(!eql(v1, v3));
}
test "intToEnum with error return" {

17
lib/std/testing.zig
View File

@ -56,7 +56,6 @@ pub fn expectEqual(expected: var, actual: @TypeOf(expected)) void {
.EnumLiteral,
.Enum,
.Fn,
.Vector,
.ErrorSet,
=> {
if (actual != expected) {
@ -88,6 +87,15 @@ pub fn expectEqual(expected: var, actual: @TypeOf(expected)) void {
.Array => |array| expectEqualSlices(array.child, &expected, &actual),
.Vector => |vectorType| {
var i: usize = 0;
while (i < vectorType.len) : (i += 1) {
if (!std.meta.eql(expected[i], actual[i])) {
std.debug.panic("index {} incorrect. expected {}, found {}", .{ i, expected[i], actual[i] });
}
}
},
.Struct => |structType| {
inline for (structType.fields) |field| {
expectEqual(@field(expected, field.name), @field(actual, field.name));
@ -202,3 +210,10 @@ test "expectEqual nested array" {
expectEqual(a, b);
}
test "expectEqual vector" {
var a = @splat(4, @as(u32, 4));
var b = @splat(4, @as(u32, 4));
expectEqual(a, b);
}