1 files changed, 118 insertions, 0 deletions
diff --git a/tests/common/mod.rs b/tests/common/mod.rs
new file mode 100644
index 0000000..26e0066
--- /dev/null
+++ b/tests/common/mod.rs
@@ -0,0 +1,118 @@
+use interactive_object_builder::*;
+
+pub struct DummyBackend;
+impl Backend for DummyBackend {
+    fn bool_builder(&self) -> Box<dyn ValueBuilder<Output = bool>> {
+        Box::new(BoolValBuilder)
+    }
+    fn u8_builder(&self)     -> Box<dyn ValueBuilder<Output = u8>> {
+        Box::new(U8ValueBuilder)
+    }
+    fn u16_builder(&self)    -> Box<dyn ValueBuilder<Output = u16>> {
+        unimplemented!()
+    }
+    fn u32_builder(&self)    -> Box<dyn ValueBuilder<Output = u32>> {
+        unimplemented!()
+    }
+    fn u64_builder(&self)    -> Box<dyn ValueBuilder<Output = u64>> {
+        unimplemented!()
+    }
+    fn u128_builder(&self)   -> Box<dyn ValueBuilder<Output = u128>> {
+        unimplemented!()
+    }
+    fn i8_builder(&self)     -> Box<dyn ValueBuilder<Output = i8>> {
+        unimplemented!()
+    }
+    fn i16_builder(&self)    -> Box<dyn ValueBuilder<Output = i16>> {
+        unimplemented!()
+    }
+    fn i32_builder(&self)    -> Box<dyn ValueBuilder<Output = i32>> {
+        unimplemented!()
+    }
+    fn i64_builder(&self)    -> Box<dyn ValueBuilder<Output = i64>> {
+        unimplemented!()
+    }
+    fn i128_builder(&self)   -> Box<dyn ValueBuilder<Output = i128>> {
+        unimplemented!()
+    }
+    fn usize_builder(&self)  -> Box<dyn ValueBuilder<Output = usize>> {
+        unimplemented!()
+    }
+    fn isize_builder(&self)  -> Box<dyn ValueBuilder<Output = isize>> {
+        unimplemented!()
+    }
+    fn f32_builder(&self)    -> Box<dyn ValueBuilder<Output = f32>> {
+        unimplemented!()
+    }
+    fn f64_builder(&self)    -> Box<dyn ValueBuilder<Output = f64>> {
+        unimplemented!()
+    }
+    fn char_builder(&self)   -> Box<dyn ValueBuilder<Output = char>> {
+        unimplemented!()
+    }
+    fn string_builder(&self) -> Box<dyn ValueBuilder<Output = String>> {
+        unimplemented!()
+    }
+    fn option_builder<T: 'static + BuildableValue>(&self) -> Box<dyn CollectionBuilder<Output = Option<T>>> {
+        unimplemented!()
+    }
+    fn vec_builder<T>(&self) -> Box<dyn CollectionBuilder<Output = Vec<T>>>
+        where T: 'static + BuildableValue
+    {
+        Box::new(VecBuilder::<T>(std::marker::PhantomData))
+    }
+
+    fn struct_builder<T>(&self) -> Box<dyn CollectionBuilder<Output = T>>
+        where T: 'static + BuildableCollection
+    {
+        Box::new(StructBuilder::<T>(std::marker::PhantomData))
+    }
+}
+
+pub struct BoolValBuilder;
+impl ValueBuilder for BoolValBuilder {
+    type Output = bool;
+
+    fn build_value(&self, _question: &str) -> Result<Self::Output> {
+        Ok(true)
+    }
+}
+
+pub struct U8ValueBuilder;
+impl ValueBuilder for U8ValueBuilder {
+    type Output = u8;
+
+    fn build_value(&self, _question: &str) -> Result<Self::Output> {
+        Ok(42)
+    }
+}
+
+pub struct VecBuilder<T: 'static + BuildableValue>(std::marker::PhantomData<T>);
+impl<T: BuildableValue> CollectionBuilder for VecBuilder<T> {
+    type Output = Vec<T>;
+
+    fn build_collection(&self, value_desc: &str) -> Result<Self::Output> {
+        let mut buf = vec![];
+
+        loop {
+            let v: T = T::builder(DummyBackend).build_value(value_desc)?;
+            buf.push(v);
+
+            if buf.len() == 3 {
+                break
+            }
+        }
+
+        Ok(buf)
+    }
+}
+
+pub struct StructBuilder<T: BuildableCollection>(std::marker::PhantomData<T>);
+impl<T: BuildableCollection> CollectionBuilder for StructBuilder<T> {
+    type Output = T;
+
+    fn build_collection(&self, value_desc: &str) -> Result<Self::Output> {
+        T::builder(DummyBackend).build_collection(value_desc)
+    }
+}
+