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authorColin Snover2016-02-11 16:25:33 -0600
committerColin Snover2016-02-18 13:18:02 -0600
commit4ba0ff8deb57aba3b034462c6c00ecf13ee281c9 (patch)
tree82822210546cb4839acc077c5fb3fc69cefae586 /test/common/rational.h
parent7d54f0aaaf1854e421ee0e8eac3292c7bc0db284 (diff)
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COMMON: Add convenience method to Common::Rational for 1:1 ratios
For SCI engine games, ratios may not be normalised and so to avoid extra scaling, there needs to be a way to simply check whether a ratio is 1:1.
Diffstat (limited to 'test/common/rational.h')
-rw-r--r--test/common/rational.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/test/common/rational.h b/test/common/rational.h
index 46dfc278c7..23d0c10acd 100644
--- a/test/common/rational.h
+++ b/test/common/rational.h
@@ -130,4 +130,15 @@ public:
TS_ASSERT_EQUALS(r1 / 2, Common::Rational(1, 4));
TS_ASSERT_EQUALS(2 / r1, Common::Rational(4, 1));
}
+
+ void test_isOne() {
+ Common::Rational r0(5, 5);
+ Common::Rational r1(1, 2);
+ Common::Rational r2(2, 1);
+ Common::Rational r3(1, 1);
+ TS_ASSERT(r0.isOne());
+ TS_ASSERT(!r1.isOne());
+ TS_ASSERT(!r2.isOne());
+ TS_ASSERT(r3.isOne());
+ }
};