This pr fix the bug when the contract is apply with generic or virtual type.
Pull-Request: #2794
var visited_mpropdef = visited_method.mpropdef
assert contract_facet != null and visited_mpropdef != null
- var unsafe_mtype = callsite.recv.resolve_for(callsite.recv, callsite.anchor, visited_mpropdef.mclassdef.mmodule, false)
+ var unsafe_mtype = callsite.recv.resolve_for(visited_mpropdef.mclassdef.bound_mtype, callsite.anchor, visited_mpropdef.mclassdef.mmodule, true)
# This check is needed because the contract can appear after the introduction.
if unsafe_mtype.has_mproperty(visited_method.mpropdef.mclassdef.mmodule, contract_facet) then
--- /dev/null
+# This file is part of NIT ( http://www.nitlanguage.org ).
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Test the creation of contract with generic class
+
+class MyGenericClass[E]
+
+ fun foo(x: E)
+ is
+ expects(x == 1)
+ do
+ if x != 1 then print "Error x != 1"
+ end
+end
+
+class MyGenericClass2[E]
+
+ var real = new Array[E]
+
+ fun add_all(x: Array[Object])
+ is
+ expects(x.length != 0)
+ do
+ real.add_all x
+ end
+end
+
+var first = new MyGenericClass[Int]
+first.foo(1)
+var second = new MyGenericClass2[Int]
+second.add_all([1,2,3])
+second.add_all(new Array[Int])
--- /dev/null
+# This file is part of NIT ( http://www.nitlanguage.org ).
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Test the creation of contract with virtual type
+
+class MyClass
+
+ type VIRTUAL: Int
+
+ fun foo(x: VIRTUAL)
+ is
+ expects(x == 1)
+ do
+
+ end
+end
+
+var first = new MyClass
+first.foo(1)
+first.foo(3) # Fail 3 != 1
--- /dev/null
+Runtime error: Assert 'expects' failed (contracts_generic_type.nit:33)
--- /dev/null
+Runtime error: Assert 'expects' failed (contracts_virtual_type.nit:23)