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100 lines
2.4 KiB
C++
100 lines
2.4 KiB
C++
// This file is part of the lluz programming language and is licensed under MIT License; see LICENSE.txt for details
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#include "lluz/AstQuery.h"
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#include "lluz/BuiltinDefinitions.h"
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#include "lluz/Scope.h"
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#include "lluz/TypeInfer.h"
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#include "lluz/TypeVar.h"
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#include "lluz/VisitTypeVar.h"
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#include "Fixture.h"
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#include "doctest.h"
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using namespace lluz;
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TEST_SUITE_BEGIN(XorStr("TypeInferPrimitives"));
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TEST_CASE_FIXTURE(Fixture, "cannot_call_primitives")
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{
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CheckResult result = check(XorStr("local foo = 5 foo()"));
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lluz_REQUIRE_ERROR_COUNT(1, result);
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REQUIRE(get<CannotCallNonFunction>(result.errors[0]) != nullptr);
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}
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TEST_CASE_FIXTURE(Fixture, "string_length")
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{
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CheckResult result = check(R"(
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local s = "Hello, World!"
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local t = #s
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)");
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lluz_REQUIRE_NO_ERRORS(result);
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CHECK_EQ("number", toString(requireType("t")));
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}
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TEST_CASE_FIXTURE(Fixture, "string_index")
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{
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CheckResult result = check(R"(
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local s = "Hello, World!"
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local t = s[4]
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)");
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lluz_REQUIRE_ERROR_COUNT(1, result);
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NotATable* nat = get<NotATable>(result.errors[0]);
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REQUIRE(nat);
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CHECK_EQ("string", toString(nat->ty));
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CHECK_EQ("*unknown*", toString(requireType("t")));
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}
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TEST_CASE_FIXTURE(Fixture, "string_method")
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{
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CheckResult result = check(R"(
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local p = ("tacos"):len()
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)");
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CHECK_EQ(0, result.errors.size());
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CHECK_EQ(*requireType("p"), *typeChecker.numberType);
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}
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TEST_CASE_FIXTURE(Fixture, "string_function_indirect")
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{
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CheckResult result = check(R"(
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local s:string
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local l = s.lower
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local p = l(s)
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)");
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CHECK_EQ(0, result.errors.size());
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CHECK_EQ(*requireType("p"), *typeChecker.stringType);
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}
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TEST_CASE_FIXTURE(Fixture, "string_function_other")
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{
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CheckResult result = check(R"(
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local s:string
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local p = s:match("foo")
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)");
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CHECK_EQ(0, result.errors.size());
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CHECK_EQ(toString(requireType(XorStr("p")), "string?"));
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}
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TEST_CASE_FIXTURE(Fixture, "CheckMethodsOfNumber")
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{
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CheckResult result = check(R"(
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local x: number = 9999
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function x:y(z: number)
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local s: string = z
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end
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)");
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lluz_REQUIRE_ERROR_COUNT(2, result);
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CHECK_EQ(toString(result.errors[0]), XorStr("Cannot add method to non-table type 'number'"));
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CHECK_EQ(toString(result.errors[1]), XorStr("Type 'number' could not be converted into 'string'"));
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}
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TEST_SUITE_END();
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