Rename spec -> test

'Test' is a lot more straightforward of a name.

test/fixtures/error_corpus/c_errors.txt

@@ -0,0 +1,130 @@
+========================================
+Errors inside ifdefs
+========================================
+
+#ifdef something
+int x // no semicolon
+#endif
+
+int a;
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+int b;
+
+#ifdef __cplusplus
+}
+#endif
+
+int c;
+
+---
+
+(translation_unit
+  (preproc_ifdef (identifier)
+    (ERROR (identifier) (identifier))
+    (comment))
+
+  (declaration (identifier) (identifier))
+
+  (preproc_ifdef (identifier)
+    (ERROR (storage_class_specifier) (string_literal)))
+
+  (declaration (identifier) (identifier))
+
+  (preproc_ifdef (identifier)
+    (ERROR))
+
+  (declaration (identifier) (identifier)))
+
+========================================
+Errors inside blocks
+========================================
+
+int main() {
+  int x;
+  int %$#@
+}
+
+---
+
+(translation_unit
+  (function_definition
+    (identifier)
+    (function_declarator (identifier))
+    (compound_statement
+      (declaration (identifier) (identifier))
+      (ERROR (identifier) (UNEXPECTED '$')))))
+
+========================================
+Errors inside expressions
+========================================
+
+int main() {
+  int x = (123 123);
+}
+
+---
+
+(translation_unit
+  (function_definition
+    (identifier)
+    (function_declarator (identifier))
+    (compound_statement
+      (declaration (identifier) (init_declarator
+        (identifier)
+        (ERROR (number_literal))
+        (number_literal))))))
+
+========================================
+Errors in declarations
+========================================
+
+float x WTF;
+int y = 5;
+
+---
+
+(translation_unit
+  (declaration (identifier) (ERROR (identifier)) (identifier))
+  (declaration (identifier) (init_declarator (identifier) (number_literal))))
+
+==========================================
+Errors at the beginnings of blocks
+==========================================
+
+int a() {
+  struct x = 1;
+  struct y = 2;
+}
+
+int b() {
+  w x y z = 3;
+  w x y z = 4;
+}
+
+---
+
+(translation_unit
+  (function_definition
+    (identifier) (function_declarator (identifier))
+    (compound_statement
+      (ERROR (struct_specifier (identifier)))
+      (expression_statement (number_literal))
+      (ERROR (struct_specifier (identifier)))
+      (expression_statement (number_literal))))
+
+  (function_definition
+    (identifier) (function_declarator (identifier))
+    (compound_statement
+      (declaration
+        (identifier)
+        (init_declarator
+          (ERROR (identifier) (identifier))
+          (identifier) (number_literal)))
+      (declaration
+        (ERROR (identifier) (identifier))
+        (identifier)
+        (init_declarator (identifier) (number_literal))))))

test/fixtures/error_corpus/javascript_errors.txt

@@ -0,0 +1,157 @@
+===================================================
+one invalid token right after the viable prefix
+===================================================
+
+if (a b) {
+  c d;
+}
+e f;
+
+---
+
+(program
+  (if_statement
+    (ERROR (identifier))
+    (identifier)
+    (statement_block
+      (ERROR (identifier))
+      (expression_statement (identifier))))
+  (ERROR (identifier))
+  (expression_statement (identifier)))
+
+=======================================================
+multiple invalid tokens right after the viable prefix
+=======================================================
+
+if (a b c) {
+  d e f g;
+}
+h i j k;
+
+---
+
+(program
+  (if_statement
+    (ERROR (identifier) (identifier))
+    (identifier)
+    (statement_block
+      (ERROR (identifier) (identifier) (identifier))
+      (expression_statement (identifier))))
+  (expression_statement
+    (ERROR (identifier) (identifier) (identifier))
+    (identifier)))
+
+===================================================
+one invalid subtree right after the viable prefix
+===================================================
+
+if ({a: 'b'} {c: 'd'}) {
+  x = function(a) { b; } function(c) { d; }
+}
+
+---
+
+(program
+  (if_statement
+    (object (pair (identifier) (string)))
+    (ERROR (object (pair (identifier) (string))))
+    (statement_block
+      (expression_statement (assignment
+        (identifier)
+        (ERROR (function
+          (formal_parameters (identifier))
+          (statement_block (expression_statement (identifier)))))
+        (function
+          (formal_parameters (identifier))
+          (statement_block (expression_statement (identifier)))))))))
+
+===================================================
+one invalid token at the end of the file
+===================================================
+
+// skip the equals sign
+a.b =
+---
+
+(program
+  (comment)
+  (trailing_expression_statement
+    (member_access (identifier) (identifier)))
+  (ERROR))
+
+=================================================================
+An invalid token at the end of a construct with extra line breaks
+=================================================================
+
+a(
+  b,
+  c,,
+);
+
+---
+
+(program
+  (expression_statement
+    (function_call (identifier) (arguments
+      (identifier)
+      (identifier)
+      (ERROR)))))
+
+===================================================
+Multi-line chained expressions in var declarations
+===================================================
+
+const one = two
+  .three(four)
+  .five()
+
+---
+
+(program
+  (var_declaration (var_assignment
+    (identifier)
+    (function_call
+      (member_access
+        (function_call
+          (member_access (identifier) (identifier))
+          (arguments (identifier)))
+        (identifier))
+      (arguments)))))
+
+===================================================
+Errors after a sequence of function declarations
+===================================================
+
+/*
+ * The JS grammar has an ambiguity such that these functions
+ * can be parsed either as function declarations or as
+ * function expressions. This ambiguity causes a lot of
+ * splitting and merging in the parse stack. When iterating
+ * the parse stack during an error repair, there would then
+ * be a very large number (> 2^16) of paths through the parse
+ * stack.
+ */
+function a() {}
+function b() {}
+function c() {}
+function e() {}
+function f() {}
+function g() {}
+function h() {}
+function i() {}
+
+var x = !!!
+
+---
+
+(program
+  (comment)
+  (expression_statement (function (identifier) (formal_parameters) (statement_block)))
+  (expression_statement (function (identifier) (formal_parameters) (statement_block)))
+  (expression_statement (function (identifier) (formal_parameters) (statement_block)))
+  (expression_statement (function (identifier) (formal_parameters) (statement_block)))
+  (expression_statement (function (identifier) (formal_parameters) (statement_block)))
+  (expression_statement (function (identifier) (formal_parameters) (statement_block)))
+  (expression_statement (function (identifier) (formal_parameters) (statement_block)))
+  (expression_statement (function (identifier) (formal_parameters) (statement_block)))
+  (trailing_var_declaration (identifier)) (ERROR))

test/fixtures/error_corpus/json_errors.txt

@@ -0,0 +1,56 @@
+==========================================
+top-level errors
+==========================================
+
+[}
+
+---
+
+(ERROR)
+
+==========================================
+unexpected tokens
+==========================================
+
+barf
+
+---
+
+(ERROR (UNEXPECTED 'b'))
+
+==========================================
+errors inside arrays
+==========================================
+
+[1, , 2]
+
+---
+(array
+  (number)
+  (ERROR)
+  (number))
+
+==========================================
+errors inside objects
+==========================================
+
+{ "key1": 1, oops }
+
+---
+
+(object (pair (string) (number)) (ERROR (UNEXPECTED 'o')))
+
+==========================================
+errors inside nested objects
+==========================================
+
+{ "key1": { "key2": 1, 2 }, [, "key3": 3 }
+
+---
+
+(object
+  (pair (string) (object
+    (pair (string) (number))
+    (ERROR (number))))
+  (ERROR)
+  (pair (string) (number)))

test/fixtures/error_corpus/python_errors.txt

@@ -0,0 +1,29 @@
+==========================================
+errors in if statements
+==========================================
+
+if a is:
+    print b
+    print c
+
+---
+
+(module
+  (if_statement (identifier) (ERROR)
+    (print_statement (identifier))
+    (print_statement (identifier))))
+
+==========================================
+errors in function definitions
+==========================================
+
+def a()::
+  b
+  c
+
+---
+
+(module
+  (function_definition (identifier) (parameters) (ERROR)
+    (expression_statement (identifier))
+    (expression_statement (identifier))))