From e9f7255d47d9e2eeda49d29f529a55ab4ffd60d4 Mon Sep 17 00:00:00 2001
From: David Majda <david@majda.cz>
Date: Sun, 22 Apr 2012 16:45:28 +0200
Subject: [PATCH] Jasmine: Convert initializer tests

---
 spec/generated-parser.spec.js | 67 +++++++++++++++++++++++++++++++++++
 test/compiler-test.js         | 38 --------------------
 2 files changed, 67 insertions(+), 38 deletions(-)

diff --git a/spec/generated-parser.spec.js b/spec/generated-parser.spec.js
index c8efd75..4c58ef5 100644
--- a/spec/generated-parser.spec.js
+++ b/spec/generated-parser.spec.js
@@ -91,6 +91,19 @@ describe("generated parser", function() {
     });
   });
 
+  describe("initializer code", function() {
+    varyAll(function(options) {
+      it("runs before the parsing begins", function() {
+        var parser = PEG.buildParser([
+              '{ var result = 42; }',
+              'start  = "a" { return result }'
+            ].join("\n"), options);
+
+        expect(parser).toParse("a", 42);
+      });
+    });
+  });
+
   describe("choice matching", function() {
     varyAll(function(options) {
       it("matches correctly", function() {
@@ -227,6 +240,24 @@ describe("generated parser", function() {
           expect(parser).toParse("1\u2029x", [2, 1]); // paragraph separator
         });
       }
+
+      it("can use variables defined in the initializer", function() {
+        var parser = PEG.buildParser([
+              '{ var v = 42 }',
+              'start = "a" &{ return v === 42; }'
+            ].join("\n"), options);
+
+        expect(parser).toParse("a", ["a", ""]);
+      });
+
+      it("can use functions defined in the initializer", function() {
+        var parser = PEG.buildParser([
+              '{ function f() { return 42; } }',
+              'start = "a" &{ return f() === 42; }'
+            ].join("\n"), options);
+
+        expect(parser).toParse("a", ["a", ""]);
+      });
     });
   });
 
@@ -286,6 +317,24 @@ describe("generated parser", function() {
           expect(parser).toParse("1\u2029x", [2, 1]); // paragraph separator
         });
       }
+
+      it("can use variables defined in the initializer", function() {
+        var parser = PEG.buildParser([
+              '{ var v = 42 }',
+              'start = "a" !{ return v !== 42; }'
+            ].join("\n"), options);
+
+        expect(parser).toParse("a", ["a", ""]);
+      });
+
+      it("can use functions defined in the initializer", function() {
+        var parser = PEG.buildParser([
+              '{ function f() { return 42; } }',
+              'start = "a" !{ return f() !== 42; }'
+            ].join("\n"), options);
+
+        expect(parser).toParse("a", ["a", ""]);
+      });
     });
   });
 
@@ -387,6 +436,24 @@ describe("generated parser", function() {
         });
       }
 
+      it("can use variables defined in the initializer", function() {
+        var parser = PEG.buildParser([
+              '{ var v = 42 }',
+              'start = "a" { return v; }'
+            ].join("\n"), options);
+
+        expect(parser).toParse("a", 42);
+      });
+
+      it("can use functions defined in the initializer", function() {
+        var parser = PEG.buildParser([
+              '{ function f() { return 42; } }',
+              'start = "a" { return f(); }'
+            ].join("\n"), options);
+
+        expect(parser).toParse("a", 42);
+      });
+
       it("does not advance position when the expression matches but the action returns |null|", function() {
         var parser = PEG.buildParser(
               'start = "a" { return null; } / "a"',
diff --git a/test/compiler-test.js b/test/compiler-test.js
index a03a0d0..3ff968b 100644
--- a/test/compiler-test.js
+++ b/test/compiler-test.js
@@ -13,44 +13,6 @@ function testWithVaryingTrackLineAndColumn(name, callback) {
   );
 }
 
-testWithVaryingTrackLineAndColumn("initializer", function(options) {
-  var variableInActionParser = PEG.buildParser(
-    '{ a = 42; }; start = "a" { return a; }',
-    options
-  );
-  parses(variableInActionParser, "a", 42);
-
-  var functionInActionParser = PEG.buildParser(
-    '{ function f() { return 42; } }; start = "a" { return f(); }',
-    options
-  );
-  parses(functionInActionParser, "a", 42);
-
-  var variableInSemanticAndParser = PEG.buildParser(
-    '{ a = 42; }; start = "a" &{ return a === 42; }',
-    options
-  );
-  parses(variableInSemanticAndParser, "a", ["a", ""]);
-
-  var functionInSemanticAndParser = PEG.buildParser(
-    '{ function f() { return 42; } }; start = "a" &{ return f() === 42; }',
-    options
-  );
-  parses(functionInSemanticAndParser, "a", ["a", ""]);
-
-  var variableInSemanticNotParser = PEG.buildParser(
-    '{ a = 42; }; start = "a" !{ return a !== 42; }',
-    options
-  );
-  parses(variableInSemanticNotParser, "a", ["a", ""]);
-
-  var functionInSemanticNotParser = PEG.buildParser(
-    '{ function f() { return 42; } }; start = "a" !{ return f() !== 42; }',
-    options
-  );
-  parses(functionInSemanticNotParser, "a", ["a", ""]);
-});
-
 testWithVaryingTrackLineAndColumn("cache", function(options) {
   var grammar = [
     '{ var n = 0; }',