122 lines
4.2 KiB
Zig
122 lines
4.2 KiB
Zig
// Tests for types.zig
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const std = @import("std");
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const types = @import("types.zig");
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const TypeId = types.TypeId;
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const TypeTable = types.TypeTable;
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const TypeInfo = types.TypeInfo;
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test "builtin types pre-populated" {
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const alloc = std.testing.allocator;
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var table = TypeTable.init(alloc);
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defer table.deinit();
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// Verify builtin slots
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try std.testing.expectEqual(TypeInfo.void, table.get(.void));
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try std.testing.expectEqual(TypeInfo.bool, table.get(.bool));
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try std.testing.expectEqual(TypeInfo{ .signed = 32 }, table.get(.s32));
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try std.testing.expectEqual(TypeInfo{ .unsigned = 8 }, table.get(.u8));
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try std.testing.expectEqual(TypeInfo.f64, table.get(.f64));
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try std.testing.expectEqual(TypeInfo.string, table.get(.string));
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try std.testing.expectEqual(TypeInfo.any, table.get(.any));
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}
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test "intern deduplicates structural types" {
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const alloc = std.testing.allocator;
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var table = TypeTable.init(alloc);
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defer table.deinit();
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const ptr1 = table.ptrTo(.s32);
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const ptr2 = table.ptrTo(.s32);
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try std.testing.expectEqual(ptr1, ptr2);
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const ptr3 = table.ptrTo(.f64);
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try std.testing.expect(ptr1 != ptr3);
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}
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test "slice and array interning" {
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const alloc = std.testing.allocator;
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var table = TypeTable.init(alloc);
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defer table.deinit();
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const slice1 = table.sliceOf(.s32);
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const slice2 = table.sliceOf(.s32);
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try std.testing.expectEqual(slice1, slice2);
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const arr1 = table.arrayOf(.u8, 10);
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const arr2 = table.arrayOf(.u8, 10);
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const arr3 = table.arrayOf(.u8, 20);
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try std.testing.expectEqual(arr1, arr2);
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try std.testing.expect(arr1 != arr3);
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}
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test "optional interning" {
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const alloc = std.testing.allocator;
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var table = TypeTable.init(alloc);
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defer table.deinit();
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const opt1 = table.optionalOf(.s32);
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const opt2 = table.optionalOf(.s32);
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try std.testing.expectEqual(opt1, opt2);
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const opt3 = table.optionalOf(.f64);
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try std.testing.expect(opt1 != opt3);
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}
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test "function type interning" {
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const alloc = std.testing.allocator;
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var table = TypeTable.init(alloc);
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defer table.deinit();
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const params = &[_]TypeId{ .s32, .s32 };
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const fn1 = table.functionType(params, .s64);
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const fn2 = table.functionType(params, .s64);
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try std.testing.expectEqual(fn1, fn2);
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const fn3 = table.functionType(params, .f64);
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try std.testing.expect(fn1 != fn3);
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}
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test "string pool interning" {
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const alloc = std.testing.allocator;
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var table = TypeTable.init(alloc);
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defer table.deinit();
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const id1 = table.internString("Point");
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const id2 = table.internString("Point");
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const id3 = table.internString("Rect");
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try std.testing.expectEqual(id1, id2);
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try std.testing.expect(id1 != id3);
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try std.testing.expectEqualStrings("Point", table.getString(id1));
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try std.testing.expectEqualStrings("Rect", table.getString(id3));
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}
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test "sizeOf builtins" {
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const alloc = std.testing.allocator;
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var table = TypeTable.init(alloc);
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defer table.deinit();
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try std.testing.expectEqual(@as(u32, 0), table.sizeOf(.void));
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try std.testing.expectEqual(@as(u32, 1), table.sizeOf(.bool));
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try std.testing.expectEqual(@as(u32, 4), table.sizeOf(.s32));
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try std.testing.expectEqual(@as(u32, 8), table.sizeOf(.s64));
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try std.testing.expectEqual(@as(u32, 1), table.sizeOf(.u8));
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try std.testing.expectEqual(@as(u32, 4), table.sizeOf(.f32));
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try std.testing.expectEqual(@as(u32, 8), table.sizeOf(.f64));
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try std.testing.expectEqual(@as(u32, 16), table.sizeOf(.string));
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try std.testing.expectEqual(@as(u32, 8), table.sizeOf(table.ptrTo(.s32)));
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try std.testing.expectEqual(@as(u32, 16), table.sizeOf(table.sliceOf(.s32)));
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}
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test "typeName for builtins" {
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const alloc = std.testing.allocator;
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var table = TypeTable.init(alloc);
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defer table.deinit();
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try std.testing.expectEqualStrings("s32", table.typeName(.s32));
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try std.testing.expectEqualStrings("bool", table.typeName(.bool));
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try std.testing.expectEqualStrings("string", table.typeName(.string));
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try std.testing.expectEqualStrings("void", table.typeName(.void));
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try std.testing.expectEqualStrings("Any", table.typeName(.any));
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}
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