Zig 0.17.0-dev (Split by item)

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testDivCeil

math.testDivCeil

fn testDivCeil() !void

File

lib/std/math.zig:935

Code

fn testDivCeil() !void {
    try testing.expectEqual(@as(i32, 2), divCeil(i32, 5, 3) catch unreachable);
    try testing.expectEqual(@as(i32, -1), divCeil(i32, -5, 3) catch unreachable);
    try testing.expectEqual(@as(i32, -1), divCeil(i32, 5, -3) catch unreachable);
    try testing.expectEqual(@as(i32, 2), divCeil(i32, -5, -3) catch unreachable);
    try testing.expectEqual(@as(i32, 0), divCeil(i32, 0, 5) catch unreachable);
    try testing.expectEqual(@as(u32, 0), divCeil(u32, 0, 5) catch unreachable);
    try testing.expectError(error.DivisionByZero, divCeil(i8, -5, 0));
    try testing.expectError(error.Overflow, divCeil(i8, -128, -1));

    try testing.expectEqual(@as(f32, 0.0), divCeil(f32, 0.0, 5.0) catch unreachable);
    try testing.expectEqual(@as(f32, 2.0), divCeil(f32, 5.0, 3.0) catch unreachable);
    try testing.expectEqual(@as(f32, -1.0), divCeil(f32, -5.0, 3.0) catch unreachable);
    try testing.expectEqual(@as(f32, -1.0), divCeil(f32, 5.0, -3.0) catch unreachable);
    try testing.expectEqual(@as(f32, 2.0), divCeil(f32, -5.0, -3.0) catch unreachable);

    try testing.expectEqual(6, divCeil(comptime_int, 23, 4) catch unreachable);
    try testing.expectEqual(-5, divCeil(comptime_int, -23, 4) catch unreachable);
    try testing.expectEqual(-5, divCeil(comptime_int, 23, -4) catch unreachable);
    try testing.expectEqual(6, divCeil(comptime_int, -23, -4) catch unreachable);
    try testing.expectError(error.DivisionByZero, divCeil(comptime_int, 23, 0));

    try testing.expectEqual(6.0, divCeil(comptime_float, 23.0, 4.0) catch unreachable);
    try testing.expectEqual(-5.0, divCeil(comptime_float, -23.0, 4.0) catch unreachable);
    try testing.expectEqual(-5.0, divCeil(comptime_float, 23.0, -4.0) catch unreachable);
    try testing.expectEqual(6.0, divCeil(comptime_float, -23.0, -4.0) catch unreachable);
    try testing.expectError(error.DivisionByZero, divCeil(comptime_float, 23.0, 0.0));
}