add ui tests (inspired by trybuild)

10 files changed, 62 insertions, 0 deletions

diff --git a/ui-tests/.cargo/config.toml b/ui-tests/.cargo/config.toml
new file mode 100644
index 0000000..ec6a5d0
--- /dev/null
+++ b/ui-tests/.cargo/config.toml
@@ -0,0 +1,2 @@
+[build]
+target-dir = "../target"
diff --git a/ui-tests/Cargo.toml b/ui-tests/Cargo.toml
new file mode 100644
index 0000000..5b30a66
--- /dev/null
+++ b/ui-tests/Cargo.toml
@@ -0,0 +1,11 @@
+[package]
+name = "dynamize-tests"
+version = "0.0.0"
+edition = "2021"
+publish = false
+
+[patch.crates-io]
+dynamize = { path = ".." }
+
+[dependencies]
+dynamize = "0.2.0"
diff --git a/ui-tests/src/bin/assoc_type_no_bound.rs b/ui-tests/src/bin/assoc_type_no_bound.rs
new file mode 100644
index 0000000..79c91a2
--- /dev/null
+++ b/ui-tests/src/bin/assoc_type_no_bound.rs
@@ -0,0 +1,8 @@
+#[dynamize::dynamize]
+trait Trait {
+    type A;
+
+    fn f(&self) -> Self::A;
+}
+
+fn main() {}
diff --git a/ui-tests/src/bin/assoc_type_no_bound.stderr b/ui-tests/src/bin/assoc_type_no_bound.stderr
new file mode 100644
index 0000000..c6a118b
--- /dev/null
+++ b/ui-tests/src/bin/assoc_type_no_bound.stderr
@@ -0,0 +1,5 @@
+error: associated type is either undefined or doesn't have a trait bound
+ --> src/bin/assoc_type_no_bound.rs:5:26
+  |
+5 |     fn f(&self) -> Self::A;
+  |                          ^
diff --git a/ui-tests/src/bin/assoc_type_undefined.rs b/ui-tests/src/bin/assoc_type_undefined.rs
new file mode 100644
index 0000000..8faa0f3
--- /dev/null
+++ b/ui-tests/src/bin/assoc_type_undefined.rs
@@ -0,0 +1,6 @@
+#[dynamize::dynamize]
+trait Trait {
+    fn f(&self) -> Self::A;
+}
+
+fn main() {}
diff --git a/ui-tests/src/bin/assoc_type_undefined.stderr b/ui-tests/src/bin/assoc_type_undefined.stderr
new file mode 100644
index 0000000..5fb8bf3
--- /dev/null
+++ b/ui-tests/src/bin/assoc_type_undefined.stderr
@@ -0,0 +1,5 @@
+error: associated type is either undefined or doesn't have a trait bound
+ --> src/bin/assoc_type_undefined.rs:3:26
+  |
+3 |     fn f(&self) -> Self::A;
+  |                          ^
diff --git a/ui-tests/src/bin/gats.rs b/ui-tests/src/bin/gats.rs
new file mode 100644
index 0000000..ca75563
--- /dev/null
+++ b/ui-tests/src/bin/gats.rs
@@ -0,0 +1,8 @@
+#[dynamize::dynamize]
+pub trait MyTrait {
+    type A<'a>: Into<&'a str>;
+
+    fn test1<'b>(&self) -> Self::A<'b>;
+}
+
+fn main() {}
diff --git a/ui-tests/src/bin/gats.stderr b/ui-tests/src/bin/gats.stderr
new file mode 100644
index 0000000..e8c73c4
--- /dev/null
+++ b/ui-tests/src/bin/gats.stderr
@@ -0,0 +1,5 @@
+error: dynamize does not (yet?) support generic associated types
+ --> src/bin/gats.rs:3:12
+  |
+3 |     type A<'a>: Into<&'a str>;
+  |            ^^
diff --git a/ui-tests/src/bin/method_generics_conflict.rs b/ui-tests/src/bin/method_generics_conflict.rs
new file mode 100644
index 0000000..e76e05f
--- /dev/null
+++ b/ui-tests/src/bin/method_generics_conflict.rs
@@ -0,0 +1,7 @@
+#[dynamize::dynamize]
+trait Trait {
+    fn a<A>(&self, a: A);
+    fn b<A: std::fmt::Display>(&self, a: A);
+}
+
+fn main() {}
diff --git a/ui-tests/src/bin/method_generics_conflict.stderr b/ui-tests/src/bin/method_generics_conflict.stderr
new file mode 100644
index 0000000..71a7356
--- /dev/null
+++ b/ui-tests/src/bin/method_generics_conflict.stderr
@@ -0,0 +1,5 @@
+error: dynamize failure: there exists a same-named method generic with different bounds
+ --> src/bin/method_generics_conflict.rs:4:10
+  |
+4 |     fn b<A: std::fmt::Display>(&self, a: A);
+  |          ^