ftl/test.hpp at master · PixelMay/ftl · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
#pragma once
#ifndef TEST_HPP_TVLGV63D
#define TEST_HPP_TVLGV63D

#include "print.hpp"
#include "stringref.hpp"
#include "type_conversion.hpp"

namespace ftl {
	class Test {
	public:
		enum TestStatus {
			STATUS_OK,
			STATUS_PENDING,
			STATUS_FAILED
		};

		template <typename Functor>
		static void test_suite(StringRef name, Functor func);

		template <typename Functor>
		static void test_case(StringRef name, Functor func);

		class Failed {
		public:
			Failed(StringRef reason) : _reason(reason) {}
			StringRef reason() const { return _reason; }
		private:
			String _reason;
		};

		class Pending {

		};
	};

	#define TEST_SUITE(NAME, BLOCK) Test::test_suite(NAME, []() BLOCK)
	#define TEST_CASE(NAME, BLOCK) Test::test_case(NAME, []() BLOCK)

	#define TEST_FAIL(DESCRIPTION) throw Test::Failed(DESCRIPTION);
	#define TEST(EXPR) { if (!(EXPR)) TEST_FAIL(#EXPR); }

	template <typename Functor>
	void Test::test_suite(StringRef name, Functor func) {
		print("SUITE: {0}\n", name);
		func();
	}

	template <typename Functor>
	void Test::test_case(StringRef name, Functor func) {
		int pad = 70 - name.length();
		TestStatus status = STATUS_OK;
		String failure_reason;

		try {
			func();
		}
		catch (const Failed& f) {
			status = STATUS_FAILED;
			failure_reason = f.reason();
		}
		catch (const Pending& p) {
			status = STATUS_PENDING;
		}
		#ifndef FTL_NO_EXCEPTIONS
		catch (const AssertException& a) {
			status = STATUS_FAILED;
			failure_reason = format("Assertion failed: {0}", a.what());
		}
		#endif
		catch (...) {
			status = STATUS_FAILED;
			failure_reason = "Unknown exception.";
		}

		StringRef status_text;
		switch (status) {
			case STATUS_OK: status_text = "OK"; break;
			case STATUS_FAILED: status_text = "FAILED"; break;
			case STATUS_PENDING: status_text = "PENDING"; break;
		}

		print("{0}{1}{2}\n", name, String(" ") * pad, status_text);
		if (status == STATUS_FAILED) print("Reason: {0}\n", failure_reason);
	}
}

#endif /* end of include guard: TEST_HPP_TVLGV63D */