mirror/zig
1
0
Fork 0
mirror of https://github.com/ziglang/zig.git synced 2025-12-06 06:13:07 +00:00
Code Issues Packages Projects Releases Wiki Activity

wasm: enable passing behavior tests

Browse Source 
This also splits the test cases for addition and subtraction as the wasm
backend does not yet provide support for 128bit saturating arithmetic.
This commit is contained in:
Luuk de Gram 2022-06-19 17:27:29 +02:00
parent a50147bfff
commit 4957c7cbbd
No known key found for this signature in database
GPG Key ID: A8CFE58E4DC7D664
1 changed files with 52 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

62
test/behavior/saturating_arithmetic.zig
View File

@ -5,7 +5,6 @@ const maxInt = std.math.maxInt;
const expect = std.testing.expect;
test "saturating add" {
if (builtin.zig_backend == .stage2_wasm) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
@ -20,8 +19,6 @@ test "saturating add" {
try testSatAdd(i2, 1, -1, 0);
try testSatAdd(i2, -1, -1, -2);
try testSatAdd(i64, maxInt(i64), 1, maxInt(i64));
try testSatAdd(i128, maxInt(i128), -maxInt(i128), 0);
try testSatAdd(i128, minInt(i128), maxInt(i128), -1);
try testSatAdd(i8, 127, 127, 127);
try testSatAdd(u2, 0, 0, 0);
try testSatAdd(u2, 0, 1, 1);
@ -29,7 +26,6 @@ test "saturating add" {
try testSatAdd(u8, 255, 255, 255);
try testSatAdd(u2, 3, 2, 3);
try testSatAdd(u3, 7, 1, 7);
try testSatAdd(u128, maxInt(u128), 1, maxInt(u128));
}
fn testSatAdd(comptime T: type, lhs: T, rhs: T, expected: T) !void {
@ -54,12 +50,36 @@ test "saturating add" {
comptime try S.testSatAdd(comptime_int, 7, -593423721213448152027139550640105366508, -593423721213448152027139550640105366501);
}
test "saturating subtraction" {
test "saturating add 128bit" {
if (builtin.zig_backend == .stage2_wasm) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_c) return error.SkipZigTest; // TODO
const S = struct {
fn doTheTest() !void {
try testSatAdd(i128, maxInt(i128), -maxInt(i128), 0);
try testSatAdd(i128, minInt(i128), maxInt(i128), -1);
try testSatAdd(u128, maxInt(u128), 1, maxInt(u128));
}
fn testSatAdd(comptime T: type, lhs: T, rhs: T, expected: T) !void {
try expect((lhs +| rhs) == expected);
var x = lhs;
x +|= rhs;
try expect(x == expected);
}
};
try S.doTheTest();
comptime try S.doTheTest();
}
test "saturating subtraction" {
if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_c) return error.SkipZigTest; // TODO
const S = struct {
fn doTheTest() !void {
@ -71,14 +91,11 @@ test "saturating subtraction" {
try testSatSub(i2, 1, -1, 1);
try testSatSub(i2, -2, -2, 0);
try testSatSub(i64, minInt(i64), 1, minInt(i64));
try testSatSub(i128, maxInt(i128), -1, maxInt(i128));
try testSatSub(i128, minInt(i128), -maxInt(i128), -1);
try testSatSub(u2, 0, 0, 0);
try testSatSub(u2, 0, 1, 0);
try testSatSub(u5, 0, 31, 0);
try testSatSub(u8, 10, 3, 7);
try testSatSub(u8, 0, 255, 0);
try testSatSub(u128, 0, maxInt(u128), 0);
}
fn testSatSub(comptime T: type, lhs: T, rhs: T, expected: T) !void {
@ -103,6 +120,33 @@ test "saturating subtraction" {
comptime try S.testSatSub(comptime_int, 7, -593423721213448152027139550640105366508, 593423721213448152027139550640105366515);
}
test "saturating subtraction 128bit" {
if (builtin.zig_backend == .stage2_wasm) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_c) return error.SkipZigTest; // TODO
const S = struct {
fn doTheTest() !void {
try testSatSub(i128, maxInt(i128), -1, maxInt(i128));
try testSatSub(i128, minInt(i128), -maxInt(i128), -1);
try testSatSub(u128, 0, maxInt(u128), 0);
}
fn testSatSub(comptime T: type, lhs: T, rhs: T, expected: T) !void {
try expect((lhs -| rhs) == expected);
var x = lhs;
x -|= rhs;
try expect(x == expected);
}
};
try S.doTheTest();
comptime try S.doTheTest();
}
test "saturating multiplication" {
if (builtin.zig_backend == .stage2_wasm) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
@ -153,7 +197,6 @@ test "saturating multiplication" {
}
test "saturating shift-left" {
if (builtin.zig_backend == .stage2_wasm) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
@ -193,7 +236,6 @@ test "saturating shift-left" {
}
test "saturating shl uses the LHS type" {
if (builtin.zig_backend == .stage2_wasm) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO