Saving all progress

node_modules/stackback/test.js

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+var assert = require('assert');
+var stackback = require('./');
+
+test('capture', function() {
+    var err = new Error();
+    var stack = stackback(err);
+    assert.equal(stack[0].getFileName(), __filename);
+});
+
+// calling stackback on the same error twice should work
+test('multiple calls', function() {
+    var err = new Error();
+    var stack1 = stackback(err);
+    var stack2 = stackback(err);
+    assert.equal(stack1[0].getFileName(), __filename);
+    assert.deepEqual(stack1, stack2);
+});
+
+test('string', function() {
+    var err = new Error();
+    stackback(err);
+    assert.equal(typeof err.stack, 'string');
+});
+