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-rw-r--r--dhall/src/normalize.rs2
-rw-r--r--dhall/src/tests.rs206
-rw-r--r--dhall/src/typecheck.rs8
3 files changed, 97 insertions, 119 deletions
diff --git a/dhall/src/normalize.rs b/dhall/src/normalize.rs
index d7f1848..608e6ee 100644
--- a/dhall/src/normalize.rs
+++ b/dhall/src/normalize.rs
@@ -337,7 +337,7 @@ mod spec_tests {
macro_rules! norm {
($name:ident, $path:expr) => {
- make_spec_test!(Normalization, $name, $path);
+ make_spec_test!(Normalization, Success, $name, $path);
};
}
diff --git a/dhall/src/tests.rs b/dhall/src/tests.rs
index 6b1c426..23ec1f4 100644
--- a/dhall/src/tests.rs
+++ b/dhall/src/tests.rs
@@ -19,12 +19,22 @@ right: `{}`"#,
#[macro_export]
macro_rules! make_spec_test {
- ($type:ident, $name:ident, $path:expr) => {
+ ($type:ident, $status:ident, $name:ident, $path:expr) => {
#[test]
#[allow(non_snake_case)]
fn $name() {
use crate::tests::*;
- run_test($path, Feature::$type);
+ // Many tests stack overflow in debug mode
+ std::thread::Builder::new()
+ .stack_size(4 * 1024 * 1024)
+ .spawn(|| {
+ run_test($path, Feature::$type, Status::$status)
+ .map_err(|e| println!("{}", e))
+ .unwrap();
+ })
+ .unwrap()
+ .join()
+ .unwrap();
}
};
}
@@ -33,15 +43,18 @@ use crate::error::{Error, Result};
use crate::expr::Parsed;
use std::path::PathBuf;
-#[allow(dead_code)]
+#[derive(Copy, Clone)]
pub enum Feature {
- ParserSuccess,
- ParserFailure,
+ Parser,
Normalization,
- TypecheckSuccess,
- TypecheckFailure,
- TypeInferenceSuccess,
- TypeInferenceFailure,
+ Typecheck,
+ TypeInference,
+}
+
+#[derive(Copy, Clone)]
+pub enum Status {
+ Success,
+ Failure,
}
fn parse_file_str<'i>(file_path: &str) -> Result<Parsed> {
@@ -52,123 +65,88 @@ fn parse_binary_file_str<'i>(file_path: &str) -> Result<Parsed> {
Parsed::parse_binary_file(&PathBuf::from(file_path))
}
-pub fn run_test(base_path: &str, feature: Feature) {
+pub fn run_test(
+ base_path: &str,
+ feature: Feature,
+ status: Status,
+) -> Result<()> {
use self::Feature::*;
- let base_path_prefix = match feature {
- ParserSuccess => "parser/success/",
- ParserFailure => "parser/failure/",
- Normalization => "normalization/success/",
- TypecheckSuccess => "typecheck/success/",
- TypecheckFailure => "typecheck/failure/",
- TypeInferenceSuccess => "type-inference/success/",
- TypeInferenceFailure => "type-inference/failure/",
+ use self::Status::*;
+ let feature_prefix = match feature {
+ Parser => "parser/",
+ Normalization => "normalization/",
+ Typecheck => "typecheck/",
+ TypeInference => "type-inference/",
+ };
+ let status_prefix = match status {
+ Success => "success/",
+ Failure => "failure/",
};
- let base_path =
- "../dhall-lang/tests/".to_owned() + base_path_prefix + base_path;
- match feature {
- ParserSuccess => {
+ let base_path = "../dhall-lang/tests/".to_owned()
+ + feature_prefix
+ + status_prefix
+ + base_path;
+ match status {
+ Success => {
let expr_file_path = base_path.clone() + "A.dhall";
- let expected_file_path = base_path + "B.dhallb";
- let expr = parse_file_str(&expr_file_path)
- .map_err(|e| println!("{}", e))
- .unwrap();
+ let expr = parse_file_str(&expr_file_path)?;
- let expected = parse_binary_file_str(&expected_file_path)
- .map_err(|e| println!("{}", e))
- .unwrap();
+ if let Parser = feature {
+ let expected_file_path = base_path + "B.dhallb";
+ let expected = parse_binary_file_str(&expected_file_path)?;
- assert_eq_pretty!(expr, expected);
+ assert_eq_pretty!(expr, expected);
- // Round-trip pretty-printer
- let expr: Parsed =
- crate::from_str(&expr.to_string(), None).unwrap();
- assert_eq!(expr, expected);
- }
- ParserFailure => {
- let file_path = base_path + ".dhall";
- let err = parse_file_str(&file_path).unwrap_err();
- match err {
- Error::Parse(_) => {}
- e => panic!("Expected parse error, got: {:?}", e),
+ // Round-trip pretty-printer
+ let expr: Parsed = crate::from_str(&expr.to_string(), None)?;
+ assert_eq!(expr, expected);
+
+ return Ok(());
}
- }
- Normalization => {
- let expr_file_path = base_path.clone() + "A.dhall";
+
+ let expr = expr.resolve()?;
+
let expected_file_path = base_path + "B.dhall";
- let expr = parse_file_str(&expr_file_path)
- .unwrap()
- .resolve()
- .unwrap()
+ let expected = parse_file_str(&expected_file_path)?
+ .resolve()?
.skip_typecheck()
- .normalize();
- let expected = parse_file_str(&expected_file_path)
- .unwrap()
- .resolve()
- .unwrap()
- .skip_typecheck()
- .normalize();
+ .skip_normalize();
- assert_eq_display!(expr, expected);
- }
- TypecheckFailure => {
- let file_path = base_path + ".dhall";
- parse_file_str(&file_path)
- .unwrap()
- .skip_resolve()
- .unwrap()
- .typecheck()
- .unwrap_err();
- }
- TypecheckSuccess => {
- // Many tests stack overflow in debug mode
- std::thread::Builder::new()
- .stack_size(4 * 1024 * 1024)
- .spawn(|| {
- let expr_file_path = base_path.clone() + "A.dhall";
- let expected_file_path = base_path + "B.dhall";
- let expr = parse_file_str(&expr_file_path)
- .unwrap()
- .resolve()
- .unwrap();
- let expected = parse_file_str(&expected_file_path)
- .unwrap()
- .resolve()
- .unwrap()
- .skip_typecheck()
- .skip_normalize()
- .into_type();
- expr.typecheck_with(&expected).unwrap();
- })
- .unwrap()
- .join()
- .unwrap();
+ match feature {
+ Parser => unreachable!(),
+ Typecheck => {
+ expr.typecheck_with(&expected.into_type())?;
+ }
+ TypeInference => {
+ let expr = expr.typecheck()?;
+ let ty = expr.get_type().as_normalized()?;
+ assert_eq_display!(ty, &expected);
+ }
+ Normalization => {
+ let expr = expr.skip_typecheck().normalize();
+ assert_eq_display!(expr, expected);
+ }
+ }
}
- TypeInferenceFailure => {
+ Failure => {
let file_path = base_path + ".dhall";
- parse_file_str(&file_path)
- .unwrap()
- .skip_resolve()
- .unwrap()
- .typecheck()
- .unwrap_err();
- }
- TypeInferenceSuccess => {
- let expr_file_path = base_path.clone() + "A.dhall";
- let expected_file_path = base_path + "B.dhall";
- let expr = parse_file_str(&expr_file_path)
- .unwrap()
- .skip_resolve()
- .unwrap()
- .typecheck()
- .unwrap();
- let ty = expr.get_type().as_normalized().unwrap();
- let expected = parse_file_str(&expected_file_path)
- .unwrap()
- .skip_resolve()
- .unwrap()
- .skip_typecheck()
- .skip_normalize();
- assert_eq_display!(ty, &expected);
+ match feature {
+ Parser => {
+ let err = parse_file_str(&file_path).unwrap_err();
+ match err {
+ Error::Parse(_) => {}
+ e => panic!("Expected parse error, got: {:?}", e),
+ }
+ }
+ Normalization => unreachable!(),
+ Typecheck | TypeInference => {
+ parse_file_str(&file_path)?
+ .skip_resolve()?
+ .typecheck()
+ .unwrap_err();
+ }
+ }
}
}
+ Ok(())
}
diff --git a/dhall/src/typecheck.rs b/dhall/src/typecheck.rs
index 9741e65..91846bc 100644
--- a/dhall/src/typecheck.rs
+++ b/dhall/src/typecheck.rs
@@ -726,23 +726,23 @@ mod spec_tests {
macro_rules! tc_success {
($name:ident, $path:expr) => {
- make_spec_test!(TypecheckSuccess, $name, $path);
+ make_spec_test!(Typecheck, Success, $name, $path);
};
}
// macro_rules! tc_failure {
// ($name:ident, $path:expr) => {
- // make_spec_test!(TypecheckFailure, $name, $path);
+ // make_spec_test!(Typecheck, Failure, $name, $path);
// };
// }
macro_rules! ti_success {
($name:ident, $path:expr) => {
- make_spec_test!(TypeInferenceSuccess, $name, $path);
+ make_spec_test!(TypeInference, Success, $name, $path);
};
}
// macro_rules! ti_failure {
// ($name:ident, $path:expr) => {
- // make_spec_test!(TypeInferenceFailure, $name, $path);
+ // make_spec_test!(TypeInference, Failure, $name, $path);
// };
// }