[Pkg-javascript-commits] [node-stream-splicer] 07/71: test for push halfway through

[Bastien Roucariès]

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rouca pushed a commit to branch master
in repository node-stream-splicer.

commit 948e292e11b430c80247995a182913eea42cfc1f
Author: James Halliday <mail at substack.net>
Date:   Sun Jun 8 05:07:33 2014 -0700

    test for push halfway through
---
 test/push.js | 54 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)

diff --git a/test/push.js b/test/push.js
new file mode 100644
index 0000000..245be30
--- /dev/null
+++ b/test/push.js
@@ -0,0 +1,54 @@
+var pipeline = require('../');
+var through = require('through2');
+var split = require('split');
+var concat = require('concat-stream');
+var test = require('tape');
+
+test('push to different destinations', function (t) {
+    var expected = {};
+    expected.first = [ 333, 444, 555, 666, 777 ];
+    expected.second = [ 6.66, 7.77 ];
+    expected.output = [ 3.33, 4.44, 5.55, 3, 2 ];
+    
+    t.plan(Object.keys(expected).reduce(function (sum, key) {
+        return sum + expected[key].length;
+    }, 0));
+    
+    var a = split();
+    var b = through.obj(function (row, enc, next) {
+        this.push(JSON.parse(row));
+        next();
+    });
+    var c = through.obj(function (row, enc, next) { this.push(row.x); next() });
+    var d = through.obj(function (x, enc, next) { this.push(x * 111); next() });
+    
+    var first = through.obj(function (row, enc, next) {
+        if (expected.first.length === 2) p.push(second);
+        
+        var ex = expected.first.shift();
+        t.deepEqual(row, ex);
+        
+        this.push(row / 100);
+        next();
+    });
+    var second = through.obj(function (row, enc, next) {
+        var ex = expected.second.shift();
+        t.deepEqual(row, ex);
+        this.push(Math.floor(10 - row));
+        next();
+    });
+    
+    var p = pipeline.obj([ a, b, c, d, first ]);
+    p.pipe(through.obj(function (row, enc, next) {
+        var ex = expected.output.shift();
+        t.deepEqual(row, ex);
+        next();
+    }));
+    
+    p.write('{"x":3}\n');
+    p.write('{"x":4}\n');
+    p.write('{"x":5}\n');
+    p.write('{"x":6}\n');
+    p.write('{"x":7}');
+    p.end();
+});

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