test suite support iniital

spec/src/test.rs

@@ -0,0 +1,40 @@
+#![cfg(test)]
+
+#[derive(Deserialize)]
+pub struct RuntimeValue {
+    #[serde(rename = "type")]
+    value_type: String,
+    value: String,
+}
+
+#[derive(Deserialize)]
+#[serde(tag = "type")]
+pub enum Action {
+    #[serde(rename = "invoke")]
+    Invoke { field: String, args: Vec<RuntimeValue> }
+}
+
+#[derive(Deserialize)]
+#[serde(tag = "type")]
+pub enum Command {
+    #[serde(rename = "module")]
+    Module { line: u64, filename: String },
+    #[serde(rename = "assert_return")]
+    AssertReturn { 
+        line: u64, 
+        action: Action,
+        expected: Vec<RuntimeValue>,
+    },
+    #[serde(rename = "assert_trap")]
+    AssertTrap {
+        line: u64,
+        action: Action,
+        text: String,
+    },
+}
+
+#[derive(Deserialize)]
+pub struct Commands {
+    source_filename: String,
+    commands: Vec<Command>,
+}