Saving progress on naming convention conversion code to try new Inflector changes. #788

serde_codegen_internals/tests/test.rs

@@ -0,0 +1,25 @@
+extern crate serde_codegen_internals;
+
+use serde_codegen_internals::attr::RenameRule;
+use RenameRule::*;
+
+#[test]
+fn test_rename_rule_variant_strs() {
+    let variants = vec!["Outcome", "VeryTastyVegetables", "A", "Z42", "bad_snake_case"];
+    let variants_renamed_expected = vec![
+        (PascalCase, vec![Ok("Outcome"), Ok("VeryTastyVegetables"), Ok("A"), Ok("Z42"), Err(())]),
+        (CamelCase, vec![Ok("outcome"), Ok("veryTastyVegetables"), Ok("a"), Ok("z42"), Err(())]),
+        (SnakeCase, vec![Ok("outcome"), Ok("very_tasty_vegetables"), Ok("a"), Ok("z42"), Err(())]),
+        (ScreamingSnakeCase, vec![Ok("OUTCOME"), Ok("VERY_TASTY_VEGETABLES"), Ok("A"), Ok("Z42"), Err(())]),
+        (KebabCase, vec![Ok("outcome"), Ok("very-tasty-vegetables"), Ok("a"), Ok("z42"), Err(())]),
+    ];
+
+    for variant in variants.iter() {
+        assert_eq!(RenameRule::None.apply_to_variant(variant.to_string()), Ok(variant.to_string()));
+    }
+    for (rule, expected) in variants_renamed_expected.into_iter().map(|(rule, expected)| (rule, expected.into_iter().map(|expect| expect.map(|str| str.to_string())))) {
+        for (variant, expected) in variants.iter().zip(expected) {
+            assert_eq!(rule.apply_to_variant(variant.to_string()).map_err(|_| ()), expected);
+        }
+    }
+}