mschmidt00 commented on a change in pull request #1553:
URL: https://github.com/apache/tinkerpop/pull/1553#discussion_r793247133
##########
File path:
gremlin-core/src/test/java/org/apache/tinkerpop/gremlin/process/traversal/CompareTest.java
##########
@@ -95,7 +87,96 @@
{Compare.gte, new B(), new C(), true},
{Compare.lte, new B(), new D(), true},
{Compare.lte, new C(), new C(), true},
- {Compare.lte, new D(), new D(), true}
+ {Compare.lte, new D(), new D(), true},
+
+ // type promotion
+ {Compare.eq, 1, 1.0d, true},
+ {Compare.neq, 1, 1.0d, false},
+ {Compare.lt, 1, 1.0d, false},
+ {Compare.lte, 1, 1.0d, true},
+ {Compare.gt, 1, 1.0d, false},
+ {Compare.gte, 1, 1.0d, true},
+
+ // Incomparable types produce ERROR
+ {Compare.gt, 23, "23", GremlinTypeErrorException.class},
+ {Compare.gte, 23, "23", GremlinTypeErrorException.class},
+ {Compare.lt, 23, "23", GremlinTypeErrorException.class},
+ {Compare.lte, 23, "23", GremlinTypeErrorException.class},
+ {Compare.lte, new CompareTest.A(), new CompareTest.B(),
GremlinTypeErrorException.class},
+ {Compare.lte, new CompareTest.B(), new CompareTest.A(),
GremlinTypeErrorException.class},
+ {Compare.lte, new CompareTest.C(), new CompareTest.D(),
GremlinTypeErrorException.class},
+ {Compare.gte, new Object(), new Object(),
GremlinTypeErrorException.class},
+ {Compare.gte, new Object(), new Object(),
GremlinTypeErrorException.class},
+ {Compare.gte, new Object(), new Object(),
GremlinTypeErrorException.class},
+
+ /*
+ * NaN has pretty much the same comparability behavior against
any argument (including itself):
+ * P.eq(NaN, any) = FALSE
+ * P.neq(NaN, any) = TRUE
+ * P.lt/lte/gt/gte(NaN, any) = ERROR -> FALSE
+ */
+ {Compare.eq, NaN, NaN, false},
Review comment:
ack, having a look now
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