mostly compatible with node-tap assertions, stubbed out assertion-to-TAP logic

Author: James Halliday

example/array.js

@@ -0,0 +1,35 @@
+var falafel = require('falafel');
+var test = require('../');
+
+test('array', function (t) {
+    t.plan(5);
+    
+    var src = '(' + function () {
+        var xs = [ 1, 2, [ 3, 4 ] ];
+        var ys = [ 5, 6 ];
+        g([ xs, ys ]);
+    } + ')()';
+    
+    var output = falafel(src, function (node) {
+        if (node.type === 'ArrayExpression') {
+            node.update('fn(' + node.source() + ')');
+        }
+    });
+    
+    var arrays = [
+        [ 3, 4 ],
+        [ 1, 2, [ 3, 4 ] ],
+        [ 5, 6 ],
+        [ [ 1, 2, [ 3, 4 ] ], [ 5, 6 ] ],
+    ];
+    
+    Function(['fn','g'], output)(
+        function (xs) {
+            t.same(arrays.shift(), xs);
+            return xs;
+        },
+        function (xs) {
+            t.same(xs, [ [ 1, 2, [ 3, 4 ] ], [ 5, 6 ] ]);
+        }
+    );
+});

example/fail.js

@@ -0,0 +1,35 @@
+var falafel = require('falafel');
+var test = require('../');
+
+test('array', function (t) {
+    t.plan(5);
+    
+    var src = '(' + function () {
+        var xs = [ 1, 2, [ 3, 4 ] ];
+        var ys = [ 5, 6 ];
+        g([ xs, ys ]);
+    } + ')()';
+    
+    var output = falafel(src, function (node) {
+        if (node.type === 'ArrayExpression') {
+            node.update('fn(' + node.source() + ')');
+        }
+    });
+    
+    var arrays = [
+        [ 3, 4 ],
+        [ 1, 2, [ 3, 4 ] ],
+        [ 5, 6 ],
+        [ [ 1, 2, [ 3, 4 ] ], [ 5, 6 ] ],
+    ];
+    
+    Function(['fn','g'], output)(
+        function (xs) {
+            t.same(arrays.shift(), xs);
+            return xs;
+        },
+        function (xs) {
+            t.same(xs, [ [ 1, 2, [ 3, 4444 ] ], [ 5, 6 ] ]);
+        }
+    );
+});

index.js

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+var createDefaultStream = require('./lib/default_stream');
+var Render = require('./lib/render');
+var Test = require('./lib/test');
+
+exports = module.exports = createHarness();
+exports.createHarness = createHarness;
+exports.Test = Test;
+
+function createHarness () {
+    var pending = [];
+    var running = false;
+    var out = new Render();
+    
+    return function (name, conf, cb) {
+        if (typeof conf === 'function') {
+            cb = conf;
+            conf = {};
+        }
+        var t = new Test;
+        out.push(t);
+        
+        var piped = false;
+        
+        t.pipe = function () {
+            piped = true;
+        };
+        
+        t.once('pipe', function () {
+            piped = true;
+        });
+        
+        process.nextTick(function () {
+            if (!piped) out.pipe(createDefaultStream());
+            
+            var run = function () {
+                running = true;
+                cb(t);
+            };
+            
+            if (running) {
+                pending.push(run);
+            }
+            else run();
+        });
+        
+        t.on('end', function () {
+            running = false;
+            process.nextTick(function () {
+                if (pending.length) pending.shift()()
+                else out.close()
+            });
+        });
+    };
+    
+    return out;
+}

lib/default_stream.js

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+var Stream = require('stream');
+
+module.exports = function () {
+    if (typeof process !== 'undefined' && process.stdout
+    && typeof process.stdout.pipe === 'function') {
+        return process.stdout;
+    }
+    
+    var out = new Stream;
+    out.writable = true;
+    
+    out.write = function (buf) {
+        console.log(String(buf));
+    };
+    
+    out.destroy = function () {
+        out.emit('close');
+    };
+    
+    out.end = function () {
+        out.emit('close');
+    };
+    
+    return out;
+};

lib/render.js

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+var Stream = require('stream');
+
+module.exports = Render;
+
+function Render () {
+    Stream.call(this);
+    this.readable = true;
+}
+
+Render.prototype = new Stream;
+
+Render.prototype.push = function (t) {
+    t.on('result', function (res) {
+        console.dir(res);
+    });
+};
+
+Render.prototype.close = function () {
+    console.log('__END__');
+};