From 7b4442af8549b212d38e8ecfbf8a62217db7b220 Mon Sep 17 00:00:00 2001
From: JJ
Date: Tue, 11 Apr 2023 20:24:44 -0700
Subject: https://youtu.be/GwQW3KW3DCc?t=63

---
 tests/src/fib.nim    | 13 +++++++++++++
 tests/src/negate.nim |  5 +++++
 tests/test_parser.rs | 47 ++++++++++++++++++++++++++++-------------------
 3 files changed, 46 insertions(+), 19 deletions(-)
 create mode 100644 tests/src/fib.nim
 create mode 100644 tests/src/negate.nim

(limited to 'tests')

diff --git a/tests/src/fib.nim b/tests/src/fib.nim
new file mode 100644
index 0000000..34d38f0
--- /dev/null
+++ b/tests/src/fib.nim
@@ -0,0 +1,13 @@
+# fake nim
+
+func fib(x): int -> int =
+  if eq(x, 0):
+    0
+  else:
+    if eq(x, 1):
+      1
+    else:       # comment
+      add(fib(sub(x, 1)), fib(sub(x, 2)))
+
+negate(negate(1))
+fib(5)
diff --git a/tests/src/negate.nim b/tests/src/negate.nim
new file mode 100644
index 0000000..c775e74
--- /dev/null
+++ b/tests/src/negate.nim
@@ -0,0 +1,5 @@
+func negate(x): bool -> bool =
+  if x:
+    0
+  else:
+    1
diff --git a/tests/test_parser.rs b/tests/test_parser.rs
index c619745..e33cdfa 100644
--- a/tests/test_parser.rs
+++ b/tests/test_parser.rs
@@ -52,43 +52,36 @@ fn test_complex_annotations() {
 }
 
 const program: &'static str =
-"func foo() =
-  bar
-  if this:
+"func foo(x): (int -> int) =
+  if this =
     that
-  else:
+  else =
     this
 
 hello
 foo
 bar
 baz
-func foo =
+func foo: (bool -> int) =
   this
-  if that:
-    then this
 ";
 
 const lexed: &'static str =
-"func foo() = {
-  bar;
-  if this: {
+"func foo(x): (int -> int) = {
+  if this = {
     that;
-  }
-  else: {
+  };
+  else = {
     this;
-  }
-}
+  };
+};
 hello;
 foo;
 bar;
 baz;
-func foo = {
+func foo: (bool -> int) = {
   this;
-  if that: {
-    then this;
-  }
-}";
+};";
 
 #[test]
 fn test_lexer() {
@@ -96,3 +89,19 @@ fn test_lexer() {
     assert!(result.is_ok());
     assert_eq!(result.unwrap(), lexed);
 }
+
+#[test]
+fn test_parser() {
+    let result = parse_lang(lexed);
+    assert!(result.is_err());
+
+    let file = std::fs::read_to_string("tests/src/negate.nim");
+    assert!(file.is_ok());
+    let result = parse_lang(&file.unwrap());
+    assert!(result.is_err());
+
+    let file = std::fs::read_to_string("tests/src/fib.nim");
+    assert!(file.is_ok());
+    let result = parse_lang(&file.unwrap());
+    assert!(result.is_err());
+}
-- 
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