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fix: RocDec tests

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* try in tests starts in 0.8.0 not 0.7.1
* needed an @intCast in fromU64
* removed if statements in test cases in favor of checking null equality
  and unwrapping the optional
This commit is contained in:
rvcas 2021-06-01 19:11:09 -04:00
parent 8952b942b7
commit d57277de4b
1 changed files with 34 additions and 50 deletions
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84
compiler/builtins/bitcode/src/dec.zig
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@ -1,4 +1,5 @@
const std = @import("std");
const math = std.math;
pub const RocDec = struct {
@ -13,7 +14,7 @@ pub const RocDec = struct {
pub const one_point_zero: comptime RocDec = .{ .num = one_point_zero_i128 };
pub fn fromU64(num: u64) RocDec {
return .{ .num = num * one_point_zero_i128 };
return .{ .num = @intCast(i128, num) * one_point_zero_i128 };
}
pub fn fromString(bytes_ptr: [*]const u8, length: usize) ?RocDec {
@ -310,118 +311,101 @@ fn mul_u128(a: u128, b: u128) U256 {
return .{ .hi = hi, .lo = lo };
}
const one_e20: i256 = 100000000000000000000;
const testing = std.testing;
const expectEqual = testing.expectEqual;
test "fromU64" {
var dec = RocDec.fromU64(25);
try expectEqual(RocDec{ .num = 25000000000000000000 }, dec);
expectEqual(RocDec{ .num = 25000000000000000000 }, dec);
}
test "fromString: empty" {
var dec = RocDec.fromString("", 0);
if (dec) |_| {
unreachable;
}
expectEqual(dec, null);
}
test "fromString: 0" {
var dec = RocDec.fromString("0", 1);
if (dec) |d| {
try expectEqual(RocDec{ .num = 0 }, d);
} else {
unreachable;
}
expectEqual(RocDec{ .num = 0 }, dec.?);
}
test "fromString: 1" {
var dec = RocDec.fromString("1", 1);
if (dec) |d| {
try expectEqual(RocDec.one_point_zero, d);
} else {
unreachable;
}
expectEqual(RocDec.one_point_zero, dec.?);
}
test "fromString: 123.45" {
var dec = RocDec.fromString("123.45", 6);
if (dec) |d| {
try expectEqual(RocDec{ .num = 123450000000000000000 }, d);
} else {
unreachable;
}
expectEqual(RocDec{ .num = 123450000000000000000 }, dec.?);
}
test "fromString: .45" {
var dec = RocDec.fromString(".45", 3);
if (dec) |d| {
try expectEqual(RocDec{ .num = 450000000000000000 }, d);
} else {
unreachable;
}
expectEqual(RocDec{ .num = 450000000000000000 }, dec.?);
}
test "fromString: 123" {
var dec = RocDec.fromString("123", 3);
if (dec) |d| {
try expectEqual(RocDec{ .num = 123000000000000000000 }, d);
} else {
unreachable;
}
expectEqual(RocDec{ .num = 123000000000000000000 }, dec.?);
}
test "fromString: abc" {
var dec = RocDec.fromString("abc", 3);
if (dec) |_| {
unreachable;
}
expectEqual(dec, null);
}
test "fromString: 123.abc" {
var dec = RocDec.fromString("123.abc", 7);
if (dec) |_| {
unreachable;
}
expectEqual(dec, null);
}
test "fromString: abc.123" {
var dec = RocDec.fromString("abc.123", 7);
if (dec) |_| {
unreachable;
}
expectEqual(dec, null);
}
test "fromString: .123.1" {
var dec = RocDec.fromString(".123.1", 6);
if (dec) |d| {
std.debug.print("d: {}", .{d});
unreachable;
}
expectEqual(dec, null);
}
test "add: 0" {
var dec: RocDec = .{ .num = 0 };
try expectEqual(RocDec{ .num = 0 }, dec.add(.{ .num = 0 }));
expectEqual(RocDec{ .num = 0 }, dec.add(.{ .num = 0 }));
}
test "add: 1" {
var dec: RocDec = .{ .num = 0 };
try expectEqual(RocDec{ .num = 1 }, dec.add(.{ .num = 1 }));
expectEqual(RocDec{ .num = 1 }, dec.add(.{ .num = 1 }));
}
test "mul: by 0" {
var dec: RocDec = .{ .num = 0 };
try expectEqual(RocDec{ .num = 0 }, dec.mul(.{ .num = 0 }));
expectEqual(RocDec{ .num = 0 }, dec.mul(.{ .num = 0 }));
}
test "mul: by 1" {
var dec: RocDec = RocDec.fromU64(15);
try expectEqual(RocDec.fromU64(15), dec.mul(RocDec.fromU64(1)));
expectEqual(RocDec.fromU64(15), dec.mul(RocDec.fromU64(1)));
}
test "mul: by 2" {
var dec: RocDec = RocDec.fromU64(15);
try expectEqual(RocDec.fromU64(30), dec.mul(RocDec.fromU64(2)));
expectEqual(RocDec.fromU64(30), dec.mul(RocDec.fromU64(2)));
}