restructure ComptieInterpreter tests

This commit is contained in:
Techatrix 2023-01-14 14:08:15 +01:00
parent 98899ed0cf
commit 04d281340c
2 changed files with 134 additions and 67 deletions

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@ -12,3 +12,4 @@ pub const types = @import("lsp.zig");
pub const URI = @import("uri.zig");
pub const DocumentStore = @import("DocumentStore.zig");
pub const ComptimeInterpreter = @import("ComptimeInterpreter.zig");
pub const InternPool = @import("InternPool.zig");

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@ -1,98 +1,164 @@
const std = @import("std");
const zls = @import("zls");
const builtin = @import("builtin");
const Ast = std.zig.Ast;
const ComptimeInterpreter = zls.ComptimeInterpreter;
const InternPool = zls.InternPool;
const Index = InternPool.Index;
const Key = InternPool.Key;
const allocator: std.mem.Allocator = std.testing.allocator;
test "ComptimeInterpreter - basic test" {
var config = zls.Config{};
var doc_store = zls.DocumentStore{
.allocator = allocator,
.config = &config,
};
defer doc_store.deinit();
_ = try doc_store.openDocument("file:///file.zig",
\\pub fn ReturnMyType(comptime my_arg: bool) type {
\\ var abc = z: {break :z if (!my_arg) 123 else 0;};
\\ if (abc == 123) return u69;
\\ return u8;
test "ComptimeInterpreter - call return primitive type" {
try testCallCheck(
\\pub fn Foo() type {
\\ return bool;
\\}
);
, &.{}, .{ .simple = .bool });
var interpreter = ComptimeInterpreter{
.allocator = allocator,
.arena = std.heap.ArenaAllocator.init(allocator),
.document_store = &doc_store,
.uri = "file:///file.zig",
};
defer interpreter.deinit();
try testCallCheck(
\\pub fn Foo() type {
\\ return u32;
\\}
, &.{}, .{ .int_type = .{ .signedness = .unsigned, .bits = 32 } });
_ = try interpreter.interpret(0, 0, .{});
try testCallCheck(
\\pub fn Foo() type {
\\ return i128;
\\}
, &.{}, .{ .int_type = .{ .signedness = .signed, .bits = 128 } });
var bool_type = try interpreter.ip.get(allocator, .{ .simple = .bool });
var bool_true = try interpreter.ip.get(allocator, .{ .simple = .bool_true });
var bool_false = try interpreter.ip.get(allocator, .{ .simple = .bool_false });
var arg_false = ComptimeInterpreter.Value{
.interpreter = &interpreter,
.node_idx = std.math.maxInt(Ast.Node.Index),
.ty = bool_type,
.val = bool_false,
};
var arg_true = ComptimeInterpreter.Value{
.interpreter = &interpreter,
.node_idx = std.math.maxInt(Ast.Node.Index),
.ty = bool_type,
.val = bool_true,
};
const function_node: Ast.Node.Index = 4;
const call_with_false = try interpreter.call(0, function_node, &.{arg_false}, .{});
const call_with_true = try interpreter.call(0, function_node, &.{arg_true}, .{});
try std.testing.expectFmt("u69", "{any}", .{call_with_false.result.value.val.fmtValue(call_with_false.result.value.ty, &interpreter.ip)});
try std.testing.expectFmt("u8", "{any}", .{call_with_true.result.value.val.fmtValue(call_with_true.result.value.ty, &interpreter.ip)});
try testCallCheck(
\\pub fn Foo() type {
\\ const alpha = i128;
\\ return alpha;
\\}
, &.{}, .{ .int_type = .{ .signedness = .signed, .bits = 128 } });
}
test "ComptimeInterpreter - struct" {
var config = zls.Config{};
var doc_store = zls.DocumentStore{
.allocator = allocator,
.config = &config,
};
defer doc_store.deinit();
_ = try doc_store.openDocument("file:///file.zig",
\\pub fn ReturnMyType() type {
test "ComptimeInterpreter - call return struct" {
var result = try testCall(
\\pub fn Foo() type {
\\ return struct {
\\ slay: bool,
\\ var abc = 123;
\\ };
\\}
);
, &.{});
defer result.deinit();
const struct_info = result.key.struct_type;
try std.testing.expectEqual(Index.none, struct_info.backing_int_ty);
try std.testing.expectEqual(std.builtin.Type.ContainerLayout.Auto, struct_info.layout);
try std.testing.expectEqual(@as(usize, 1), struct_info.fields.len);
// try std.testing.expectEqualStrings("slay", struct_info.fields[0].name);
// try std.testing.expect(struct_info.fields[0].ty != .none); // TODO check for bool
}
test "ComptimeInterpreter - call comptime argument" {
const source =
\\pub fn Foo(comptime my_arg: bool) type {
\\ var abc = z: {break :z if (!my_arg) 123 else 0;};
\\ if (abc == 123) return u69;
\\ return u8;
\\}
;
var result1 = try testCall(source, &.{
Value{
.ty = .{ .simple = .bool },
.val = .{ .simple = .bool_true },
},
});
defer result1.deinit();
try std.testing.expectEqual(Key{ .int_type = .{ .signedness = .unsigned, .bits = 8 } }, result1.key);
var result2 = try testCall(source, &.{
Value{
.ty = .{ .simple = .bool },
.val = .{ .simple = .bool_false },
},
});
defer result2.deinit();
try std.testing.expectEqual(Key{ .int_type = .{ .signedness = .unsigned, .bits = 69 } }, result2.key);
}
//
// Helper functions
//
const CallResult = struct {
interpreter: ComptimeInterpreter,
key: Key,
pub fn deinit(self: *CallResult) void {
self.interpreter.deinit();
}
};
const Value = struct {
ty: Key,
val: Key,
};
fn testCall(source: []const u8, arguments: []const Value) !CallResult {
var config = zls.Config{};
var doc_store = zls.DocumentStore{
.allocator = allocator,
.config = &config,
};
defer doc_store.deinit();
const test_uri: []const u8 = switch (builtin.os.tag) {
.windows => "file:///C:\\test.zig",
else => "file:///test.zig",
};
const handle = try doc_store.openDocument(test_uri, source);
var interpreter = ComptimeInterpreter{
.allocator = allocator,
.arena = std.heap.ArenaAllocator.init(allocator),
.document_store = &doc_store,
.uri = "file:///file.zig",
.uri = handle.uri,
};
defer interpreter.deinit();
errdefer interpreter.deinit();
_ = try interpreter.interpret(0, 0, .{});
_ = try interpreter.interpret(0, .none, .{});
const function_node: Ast.Node.Index = 3;
var args = try allocator.alloc(ComptimeInterpreter.Value, arguments.len);
defer allocator.free(args);
const call_result = try interpreter.call(0, function_node, &.{}, .{});
const result_struct = interpreter.ip.indexToKey(call_result.result.value.val).struct_type;
try std.testing.expectEqual(@intCast(usize, 1), result_struct.fields.len);
try std.testing.expectEqualStrings("slay", result_struct.fields[0].name);
try std.testing.expectFmt("bool", "{}", .{result_struct.fields[0].ty.fmtType(&interpreter.ip)});
for (arguments) |argument, i| {
args[i] = .{
.interpreter = &interpreter,
.node_idx = 0,
.ty = try interpreter.ip.get(interpreter.allocator, argument.ty),
.val = try interpreter.ip.get(interpreter.allocator, argument.val),
};
}
const func_node = for (handle.tree.nodes.items(.tag)) |tag, i| {
if (tag == .fn_decl) break @intCast(Ast.Node.Index, i);
} else unreachable;
const call_result = try interpreter.call(.none, func_node, args, .{});
try std.testing.expectEqual(Key{ .simple = .type }, interpreter.ip.indexToKey(call_result.result.value.ty));
return CallResult{
.interpreter = interpreter,
.key = interpreter.ip.indexToKey(call_result.result.value.val),
};
}
fn testCallCheck(
source: []const u8,
arguments: []const Value,
expected: Key,
) !void {
var result = try testCall(source, arguments);
defer result.deinit();
try std.testing.expectEqual(expected, result.key);
}