zig

commit 8dd0b4e1f12bc9f70ff6c312b35563595fdb4476 (tree)
parent 0ac1934ad64716adeb98620003a0b905fb5cfda6
Author: Andrew Kelley <superjoe30@gmail.com>
Date:   Sun, 26 Feb 2017 16:30:15 -0500

add passing test for floating point edge case

Diffstat:
M
test/cases/math.zig
 | 
15
+++++++++++++++

1 file changed, 15 insertions(+), 0 deletions(-)
diff --git a/test/cases/math.zig b/test/cases/math.zig
@@ -201,3 +201,18 @@ fn smallIntAddition() {
 
     assert(result == 0);
 }
+
+fn testFloatEquality() {
+    @setFnTest(this);
+
+    const x: f64 = 0.012;
+    const y: f64 = x + 1.0;
+
+    testFloatEqualityImpl(x, y);
+    comptime testFloatEqualityImpl(x, y);
+}
+
+fn testFloatEqualityImpl(x: f64, y: f64) {
+    const y2 = x + 1.0;
+    assert(y == y2);
+}