diff --git a/lib/blockchain_double.js b/lib/blockchain_double.js
index 3906c9b190..e4a8c8ced6 100644
--- a/lib/blockchain_double.js
+++ b/lib/blockchain_double.js
@@ -243,26 +243,14 @@ BlockchainDouble.prototype.putBlock = function(block, logs, receipts, callback)
     var requests = [
       self.database.blocks.push.bind(self.database.blocks, block),
       self.database.blockLogs.push.bind(self.database.blockLogs, logs),
-      self.database.blockHashes.set.bind(
-        self.database.blockHashes,
-        to.hex(block.hash()),
-        length
-      )
+      self.database.blockHashes.set.bind(self.database.blockHashes, to.hex(block.hash()), length)
     ];
 
     block.transactions.forEach(function(tx, index) {
       var txHash = to.txHash(tx);
       requests.push(
-        self.database.transactions.set.bind(
-          self.database.transactions,
-          txHash,
-          tx
-        ),
-        self.database.transactionReceipts.set.bind(
-          self.database.transactionReceipts,
-          txHash,
-          receipts[index]
-        )
+        self.database.transactions.set.bind(self.database.transactions, txHash, tx),
+        self.database.transactionReceipts.set.bind(self.database.transactionReceipts, txHash, receipts[index])
       );
     });
 
@@ -305,28 +293,15 @@ BlockchainDouble.prototype.popBlock = function(callback) {
         var txHash = to.txHash(tx);
 
         requests.push(
-          self.database.transactions.del.bind(
-            self.database.transactions,
-            txHash
-          ),
-          self.database.transactionReceipts.del.bind(
-            self.database.transactionReceipts,
-            txHash
-          )
+          self.database.transactions.del.bind(self.database.transactions, txHash),
+          self.database.transactionReceipts.del.bind(self.database.transactionReceipts, txHash)
         );
       });
 
       requests.push(
-        self.database.blockLogs.pop.bind(
-          self.database.blockLogs
-        ),
-        self.database.blockHashes.del.bind(
-          self.database.blockHashes,
-          blockHash
-        ),
-        self.database.blocks.pop.bind(
-          self.database.blocks
-        ) // Do this one last in case anything relies on it.
+        self.database.blockLogs.pop.bind(self.database.blockLogs),
+        self.database.blockHashes.del.bind(self.database.blockHashes, blockHash),
+        self.database.blocks.pop.bind(self.database.blocks) // Do this one last in case anything relies on it.
       );
 
       async.series(requests, function(err) {
diff --git a/npm-shrinkwrap.json b/npm-shrinkwrap.json
index 9a3e97d7af..d618be7a27 100644
--- a/npm-shrinkwrap.json
+++ b/npm-shrinkwrap.json
@@ -275,6 +275,7 @@
       "version": "1.3.5",
       "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.5.tgz",
       "integrity": "sha1-63d99gEXI6OxTopywIBcjoZ0a9I=",
+      "dev": true,
       "requires": {
         "mime-types": "~2.1.18",
         "negotiator": "0.6.1"
@@ -310,9 +311,10 @@
       "dev": true
     },
     "aes-js": {
-      "version": "3.1.1",
-      "resolved": "https://registry.npmjs.org/aes-js/-/aes-js-3.1.1.tgz",
-      "integrity": "sha512-cEA0gBelItZZV7iBiL8ApCiNgc+gBWJJ4uoORhbu6vOqAJ0UL9wIlxr4RI7ij9SSVzy6AnPwiu37kVYiHCl3nw==",
+      "version": "3.1.2",
+      "resolved": "https://registry.npmjs.org/aes-js/-/aes-js-3.1.2.tgz",
+      "integrity": "sha512-e5pEa2kBnBOgR4Y/p20pskXI74UEz7de8ZGVo58asOtvSVG5YAbJeELPZxOmt+Bnz3rX753YKhfIn4X4l1PPRQ==",
+      "dev": true,
       "optional": true
     },
     "ajv": {
@@ -357,7 +359,8 @@
     "any-promise": {
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/any-promise/-/any-promise-1.3.0.tgz",
-      "integrity": "sha1-q8av7tzqUugJzcA3au0845Y10X8="
+      "integrity": "sha1-q8av7tzqUugJzcA3au0845Y10X8=",
+      "dev": true
     },
     "anymatch": {
       "version": "2.0.0",
@@ -405,7 +408,8 @@
     "array-flatten": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/array-flatten/-/array-flatten-1.1.1.tgz",
-      "integrity": "sha1-ml9pkFGx5wczKPKgCJaLZOopVdI="
+      "integrity": "sha1-ml9pkFGx5wczKPKgCJaLZOopVdI=",
+      "dev": true
     },
     "array-union": {
       "version": "1.0.2",
@@ -446,6 +450,7 @@
       "version": "4.10.1",
       "resolved": "https://registry.npmjs.org/asn1.js/-/asn1.js-4.10.1.tgz",
       "integrity": "sha512-p32cOF5q0Zqs9uBiONKYLm6BClCoBCM5O9JfeUSlnQLBTxYdTK+pW+nXflm8UkKd2UYlEbYz5qEi0JuZR9ckSw==",
+      "dev": true,
       "requires": {
         "bn.js": "^4.0.0",
         "inherits": "^2.0.1",
@@ -595,7 +600,7 @@
       "dependencies": {
         "jsesc": {
           "version": "1.3.0",
-          "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-1.3.0.tgz",
+          "resolved": "http://registry.npmjs.org/jsesc/-/jsesc-1.3.0.tgz",
           "integrity": "sha1-RsP+yMGJKxKwgz25vHYiF226s0s="
         }
       }
@@ -1207,9 +1212,10 @@
       }
     },
     "base-x": {
-      "version": "3.0.4",
-      "resolved": "https://registry.npmjs.org/base-x/-/base-x-3.0.4.tgz",
-      "integrity": "sha512-UYOadoSIkEI/VrRGSG6qp93rp2WdokiAiNYDfGW5qURAY8GiAQkvMbwNNSDYiVJopqv4gCna7xqf4rrNGp+5AA==",
+      "version": "3.0.5",
+      "resolved": "https://registry.npmjs.org/base-x/-/base-x-3.0.5.tgz",
+      "integrity": "sha512-C3picSgzPSLE+jW3tcBzJoGwitOtazb5B+5YmAxZm2ybmTi9LNgAtDO/jjVEBZwHoXmDBZ9m/IELj3elJVRBcA==",
+      "dev": true,
       "optional": true,
       "requires": {
         "safe-buffer": "^5.0.1"
@@ -1218,7 +1224,8 @@
     "base64-js": {
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/base64-js/-/base64-js-1.3.0.tgz",
-      "integrity": "sha512-ccav/yGvoa80BQDljCxsmmQ3Xvx60/UpBIij5QN21W3wBi/hhIC9OoO+KLpu9IJTS9j4DRVJ3aDDF9cMSoa2lw=="
+      "integrity": "sha512-ccav/yGvoa80BQDljCxsmmQ3Xvx60/UpBIij5QN21W3wBi/hhIC9OoO+KLpu9IJTS9j4DRVJ3aDDF9cMSoa2lw==",
+      "dev": true
     },
     "bcrypt-pbkdf": {
       "version": "1.0.2",
@@ -1269,6 +1276,7 @@
       "version": "1.2.2",
       "resolved": "http://registry.npmjs.org/bl/-/bl-1.2.2.tgz",
       "integrity": "sha512-e8tQYnZodmebYDWGH7KMRvtzKXaJHx3BbilrgZCfvyLUYdKpK1t5PSPmpkny/SgiTSCnjfLW7v5rlONXVFkQEA==",
+      "dev": true,
       "requires": {
         "readable-stream": "^2.3.5",
         "safe-buffer": "^5.1.1"
@@ -1278,15 +1286,17 @@
       "version": "0.0.9",
       "resolved": "https://registry.npmjs.org/block-stream/-/block-stream-0.0.9.tgz",
       "integrity": "sha1-E+v+d4oDIFz+A3UUgeu0szAMEmo=",
+      "dev": true,
       "optional": true,
       "requires": {
         "inherits": "~2.0.0"
       }
     },
     "bluebird": {
-      "version": "3.5.2",
-      "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-3.5.2.tgz",
-      "integrity": "sha512-dhHTWMI7kMx5whMQntl7Vr9C6BvV10lFXDAasnqnrMYhXVCzzk6IO9Fo2L75jXHT07WrOngL1WDXOp+yYS91Yg=="
+      "version": "3.5.3",
+      "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-3.5.3.tgz",
+      "integrity": "sha512-/qKPUQlaW1OyR51WeCPBvRnAlnZFUJkCSG5HzGnuIqhgyJtF+T94lFnn33eiazjRm2LAHVy2guNnaq48X9SJuw==",
+      "dev": true
     },
     "bn.js": {
       "version": "4.11.8",
@@ -1297,6 +1307,7 @@
       "version": "1.18.3",
       "resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.18.3.tgz",
       "integrity": "sha1-WykhmP/dVTs6DyDe0FkrlWlVyLQ=",
+      "dev": true,
       "requires": {
         "bytes": "3.0.0",
         "content-type": "~1.0.4",
@@ -1314,6 +1325,7 @@
           "version": "2.6.9",
           "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
           "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
+          "dev": true,
           "requires": {
             "ms": "2.0.0"
           }
@@ -1396,6 +1408,7 @@
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/browserify-cipher/-/browserify-cipher-1.0.1.tgz",
       "integrity": "sha512-sPhkz0ARKbf4rRQt2hTpAHqn47X3llLkUGn+xEJzLjwY8LRs2p0v7ljvI5EyoRO/mexrNunNECisZs+gw2zz1w==",
+      "dev": true,
       "requires": {
         "browserify-aes": "^1.0.4",
         "browserify-des": "^1.0.0",
@@ -1406,6 +1419,7 @@
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/browserify-des/-/browserify-des-1.0.2.tgz",
       "integrity": "sha512-BioO1xf3hFwz4kc6iBhI3ieDFompMhrMlnDFC4/0/vd5MokpuAc3R+LYbwTA9A5Yc9pq9UYPqffKpW2ObuwX5A==",
+      "dev": true,
       "requires": {
         "cipher-base": "^1.0.1",
         "des.js": "^1.0.0",
@@ -1417,6 +1431,7 @@
       "version": "4.0.1",
       "resolved": "http://registry.npmjs.org/browserify-rsa/-/browserify-rsa-4.0.1.tgz",
       "integrity": "sha1-IeCr+vbyApzy+vsTNWenAdQTVSQ=",
+      "dev": true,
       "requires": {
         "bn.js": "^4.1.0",
         "randombytes": "^2.0.1"
@@ -1434,6 +1449,7 @@
       "version": "4.0.4",
       "resolved": "https://registry.npmjs.org/browserify-sign/-/browserify-sign-4.0.4.tgz",
       "integrity": "sha1-qk62jl17ZYuqa/alfmMMvXqT0pg=",
+      "dev": true,
       "requires": {
         "bn.js": "^4.1.1",
         "browserify-rsa": "^4.0.0",
@@ -1466,6 +1482,7 @@
       "version": "4.0.1",
       "resolved": "https://registry.npmjs.org/bs58/-/bs58-4.0.1.tgz",
       "integrity": "sha1-vhYedsNU9veIrkBx9j806MTwpCo=",
+      "dev": true,
       "optional": true,
       "requires": {
         "base-x": "^3.0.2"
@@ -1475,6 +1492,7 @@
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/bs58check/-/bs58check-2.1.2.tgz",
       "integrity": "sha512-0TS1jicxdU09dwJMNZtVAfzPi6Q6QeN0pM1Fkzrjn+XYHvzMKPU3pHVpva+769iNVSfIYWf7LJ6WR+BuuMf8cA==",
+      "dev": true,
       "optional": true,
       "requires": {
         "bs58": "^4.0.0",
@@ -1486,6 +1504,7 @@
       "version": "5.2.1",
       "resolved": "https://registry.npmjs.org/buffer/-/buffer-5.2.1.tgz",
       "integrity": "sha512-c+Ko0loDaFfuPWiL02ls9Xd3GO3cPVmUobQ6t3rXNUk304u6hGq+8N/kFi+QEIKhzK3uwolVhLzszmfLmMLnqg==",
+      "dev": true,
       "optional": true,
       "requires": {
         "base64-js": "^1.0.2",
@@ -1496,6 +1515,7 @@
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/buffer-alloc/-/buffer-alloc-1.2.0.tgz",
       "integrity": "sha512-CFsHQgjtW1UChdXgbyJGtnm+O/uLQeZdtbDo8mfUgYXCHSM1wgrVxXm6bSyrUuErEb+4sYVGCzASBRot7zyrow==",
+      "dev": true,
       "requires": {
         "buffer-alloc-unsafe": "^1.1.0",
         "buffer-fill": "^1.0.0"
@@ -1504,18 +1524,21 @@
     "buffer-alloc-unsafe": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/buffer-alloc-unsafe/-/buffer-alloc-unsafe-1.1.0.tgz",
-      "integrity": "sha512-TEM2iMIEQdJ2yjPJoSIsldnleVaAk1oW3DBVUykyOLsEsFmEc9kn+SFFPz+gl54KQNxlDnAwCXosOS9Okx2xAg=="
+      "integrity": "sha512-TEM2iMIEQdJ2yjPJoSIsldnleVaAk1oW3DBVUykyOLsEsFmEc9kn+SFFPz+gl54KQNxlDnAwCXosOS9Okx2xAg==",
+      "dev": true
     },
     "buffer-crc32": {
       "version": "0.2.13",
       "resolved": "https://registry.npmjs.org/buffer-crc32/-/buffer-crc32-0.2.13.tgz",
       "integrity": "sha1-DTM+PwDqxQqhRUq9MO+MKl2ackI=",
+      "dev": true,
       "optional": true
     },
     "buffer-fill": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/buffer-fill/-/buffer-fill-1.0.0.tgz",
-      "integrity": "sha1-+PeLdniYiO858gXNY39o5wISKyw="
+      "integrity": "sha1-+PeLdniYiO858gXNY39o5wISKyw=",
+      "dev": true
     },
     "buffer-from": {
       "version": "1.1.1",
@@ -1525,7 +1548,8 @@
     "buffer-to-arraybuffer": {
       "version": "0.0.5",
       "resolved": "https://registry.npmjs.org/buffer-to-arraybuffer/-/buffer-to-arraybuffer-0.0.5.tgz",
-      "integrity": "sha1-YGSkD6dutDxyOrqe+PbhIW0QURo="
+      "integrity": "sha1-YGSkD6dutDxyOrqe+PbhIW0QURo=",
+      "dev": true
     },
     "buffer-xor": {
       "version": "1.0.3",
@@ -1546,7 +1570,8 @@
     "bytes": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/bytes/-/bytes-3.0.0.tgz",
-      "integrity": "sha1-0ygVQE1olpn4Wk6k+odV3ROpYEg="
+      "integrity": "sha1-0ygVQE1olpn4Wk6k+odV3ROpYEg=",
+      "dev": true
     },
     "bytewise": {
       "version": "1.1.0",
@@ -1640,6 +1665,23 @@
         }
       }
     },
+    "caller-callsite": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/caller-callsite/-/caller-callsite-2.0.0.tgz",
+      "integrity": "sha1-hH4PzgoiN1CpoCfFSzNzGtMVQTQ=",
+      "dev": true,
+      "requires": {
+        "callsites": "^2.0.0"
+      },
+      "dependencies": {
+        "callsites": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/callsites/-/callsites-2.0.0.tgz",
+          "integrity": "sha1-BuuE8A7qQT2oav/vrL/7Ngk7PFA=",
+          "dev": true
+        }
+      }
+    },
     "caller-path": {
       "version": "0.1.0",
       "resolved": "https://registry.npmjs.org/caller-path/-/caller-path-0.1.0.tgz",
@@ -1661,9 +1703,9 @@
       "integrity": "sha1-MvxLn82vhF/N9+c7uXysImHwqwo="
     },
     "caniuse-lite": {
-      "version": "1.0.30000906",
-      "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30000906.tgz",
-      "integrity": "sha512-ME7JFX6h0402om/nC/8Lw+q23QvPe2ust9U0ntLmkX9F2zaGwq47fZkjlyHKirFBuq1EM+T/LXBcDdW4bvkCTA=="
+      "version": "1.0.30000907",
+      "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30000907.tgz",
+      "integrity": "sha512-No5sQ/OB2Nmka8MNOOM6nJx+Hxt6MQ6h7t7kgJFu9oTuwjykyKRSBP/+i/QAyFHxeHB+ddE0Da1CG5ihx9oehQ=="
     },
     "caseless": {
       "version": "0.12.0",
@@ -1705,6 +1747,7 @@
         "anymatch": "^2.0.0",
         "async-each": "^1.0.0",
         "braces": "^2.3.0",
+        "fsevents": "^1.2.2",
         "glob-parent": "^3.1.0",
         "inherits": "^2.0.1",
         "is-binary-path": "^1.0.0",
@@ -1746,6 +1789,12 @@
         "safe-buffer": "^5.0.1"
       }
     },
+    "circular-json": {
+      "version": "0.3.3",
+      "resolved": "https://registry.npmjs.org/circular-json/-/circular-json-0.3.3.tgz",
+      "integrity": "sha512-UZK3NBx2Mca+b5LsG7bY183pHWt5Y1xts4P3Pz7ENTwGVnJOUWbRb3ocjvX7hx9tq/yTAdclXm9sZ38gNuem4A==",
+      "dev": true
+    },
     "class-utils": {
       "version": "0.3.6",
       "resolved": "https://registry.npmjs.org/class-utils/-/class-utils-0.3.6.tgz",
@@ -1826,6 +1875,7 @@
       "version": "2.3.0",
       "resolved": "https://registry.npmjs.org/coinstring/-/coinstring-2.3.0.tgz",
       "integrity": "sha1-zbYzY6lhUCQEolr7gsLibV/2J6Q=",
+      "dev": true,
       "optional": true,
       "requires": {
         "bs58": "^2.0.1",
@@ -1836,6 +1886,7 @@
           "version": "2.0.1",
           "resolved": "https://registry.npmjs.org/bs58/-/bs58-2.0.1.tgz",
           "integrity": "sha1-VZCNWPGYKrogCPob7Y+RmYopv40=",
+          "dev": true,
           "optional": true
         }
       }
@@ -1877,6 +1928,7 @@
       "version": "2.8.1",
       "resolved": "http://registry.npmjs.org/commander/-/commander-2.8.1.tgz",
       "integrity": "sha1-Br42f+v9oMMwqh4qBy09yXYkJdQ=",
+      "dev": true,
       "requires": {
         "graceful-readlink": ">= 1.0.0"
       }
@@ -1933,12 +1985,14 @@
     "content-disposition": {
       "version": "0.5.2",
       "resolved": "https://registry.npmjs.org/content-disposition/-/content-disposition-0.5.2.tgz",
-      "integrity": "sha1-DPaLud318r55YcOoUXjLhdunjLQ="
+      "integrity": "sha1-DPaLud318r55YcOoUXjLhdunjLQ=",
+      "dev": true
     },
     "content-type": {
       "version": "1.0.4",
       "resolved": "https://registry.npmjs.org/content-type/-/content-type-1.0.4.tgz",
-      "integrity": "sha512-hIP3EEPs8tB9AT1L+NUqtwOAps4mk2Zob89MWXMHjHWg9milF/j4osnnQLXBCBFBk/tvIG/tUc9mOUJiPBhPXA=="
+      "integrity": "sha512-hIP3EEPs8tB9AT1L+NUqtwOAps4mk2Zob89MWXMHjHWg9milF/j4osnnQLXBCBFBk/tvIG/tUc9mOUJiPBhPXA==",
+      "dev": true
     },
     "convert-source-map": {
       "version": "1.6.0",
@@ -1951,17 +2005,20 @@
     "cookie": {
       "version": "0.3.1",
       "resolved": "https://registry.npmjs.org/cookie/-/cookie-0.3.1.tgz",
-      "integrity": "sha1-5+Ch+e9DtMi6klxcWpboBtFoc7s="
+      "integrity": "sha1-5+Ch+e9DtMi6klxcWpboBtFoc7s=",
+      "dev": true
     },
     "cookie-signature": {
       "version": "1.0.6",
       "resolved": "https://registry.npmjs.org/cookie-signature/-/cookie-signature-1.0.6.tgz",
-      "integrity": "sha1-4wOogrNCzD7oylE6eZmXNNqzriw="
+      "integrity": "sha1-4wOogrNCzD7oylE6eZmXNNqzriw=",
+      "dev": true
     },
     "cookiejar": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/cookiejar/-/cookiejar-2.1.2.tgz",
-      "integrity": "sha512-Mw+adcfzPxcPeI+0WlvRrr/3lGVO0bD75SxX6811cxSh1Wbxx7xZBGK1eVtDf6si8rg2lhnUjsVLMFMfbRIuwA=="
+      "integrity": "sha512-Mw+adcfzPxcPeI+0WlvRrr/3lGVO0bD75SxX6811cxSh1Wbxx7xZBGK1eVtDf6si8rg2lhnUjsVLMFMfbRIuwA==",
+      "dev": true
     },
     "copy-concurrently": {
       "version": "1.0.5",
@@ -1994,20 +2051,22 @@
       "integrity": "sha1-tf1UIgqivFq1eqtxQMlAdUUDwac="
     },
     "cors": {
-      "version": "2.8.4",
-      "resolved": "https://registry.npmjs.org/cors/-/cors-2.8.4.tgz",
-      "integrity": "sha1-K9OB8usgECAQXNUOpZ2mMJBpRoY=",
+      "version": "2.8.5",
+      "resolved": "https://registry.npmjs.org/cors/-/cors-2.8.5.tgz",
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diff --git a/test/contracts/DynamicStringLength.sol b/test/contracts/DynamicStringLength.sol
new file mode 100644
index 0000000000..4183ae8644
--- /dev/null
+++ b/test/contracts/DynamicStringLength.sol
@@ -0,0 +1,16 @@
+pragma solidity ^0.4.2;
+import "./DynamicStringLengthCheck.sol";
+
+contract DynamicStringLength {
+  string public testString;
+  DynamicStringLengthCheck validate = new DynamicStringLengthCheck();
+
+  function set(string _s) public {
+    testString = _s;
+    validate.stringSetting(_s, testString);
+  }
+
+  function confirmSetting(string _s) public view returns (bool) {
+    return keccak256(abi.encodePacked(_s)) == keccak256(abi.encodePacked(testString));
+  }
+}
diff --git a/test/contracts/DynamicStringLengthCheck.sol b/test/contracts/DynamicStringLengthCheck.sol
new file mode 100644
index 0000000000..f3b04a8018
--- /dev/null
+++ b/test/contracts/DynamicStringLengthCheck.sol
@@ -0,0 +1,7 @@
+pragma solidity ^0.4.2;
+
+contract DynamicStringLengthCheck {
+  function stringSetting(string oldText, string newText) pure public {
+    require(keccak256(abi.encodePacked(oldText)) == keccak256(abi.encodePacked(newText)));
+  }
+}
diff --git a/test/helpers/compile_deploy.js b/test/helpers/compile_deploy.js
new file mode 100644
index 0000000000..2fce11d630
--- /dev/null
+++ b/test/helpers/compile_deploy.js
@@ -0,0 +1,46 @@
+const { readFileSync } = require("fs");
+const { compile } = require("solc");
+
+/**
+ * Compile and deploy the selected contract(s)
+ * @param {String} contractPath  Path to contracts directory
+ * @param {String} mainContractName  Name of the main contract (without .sol extension)
+ * @param {Array|String} contractFileNames List of imported contracts
+ * @param {Object} web3 Web3 interface
+ * @returns {Object} context
+ */
+async function compileAndDeploy(contractPath, mainContractName, contractFileNames = [], web3) {
+  const selectedContracts = contractFileNames.length === 0 ? [mainContractName] : contractFileNames;
+  const contractSources = selectedContracts.map((contractName) => {
+    return { [`${contractName}.sol`]: readFileSync(`${contractPath}${contractName}.sol`, "utf8") };
+  });
+  const sources = Object.assign(...contractSources);
+
+  const { contracts } = compile({ sources }, 1);
+  const compiledMainContract = contracts[`${mainContractName}.sol:${mainContractName}`];
+  const bytecode = `0x${compiledMainContract.bytecode}`;
+  const abi = JSON.parse(compiledMainContract.interface);
+  const contract = new web3.eth.Contract(abi);
+
+  const accounts = await web3.eth.getAccounts();
+  const { gasLimit } = await web3.eth.getBlock("latest");
+  const instance = await contract.deploy({ data: bytecode }).send({ from: accounts[0], gas: gasLimit });
+
+  // TODO: ugly workaround - not sure why this is necessary.
+  if (!instance._requestManager.provider) {
+    instance._requestManager.setProvider(web3.eth._provider);
+  }
+
+  return {
+    abi,
+    accounts,
+    bytecode,
+    contract,
+    instance,
+    sources
+  };
+}
+
+exports = module.exports = {
+  compileAndDeploy
+};
diff --git a/test/helpers/contracts.js b/test/helpers/contracts.js
index 4146f0db8d..376b6483c4 100644
--- a/test/helpers/contracts.js
+++ b/test/helpers/contracts.js
@@ -1,24 +1,24 @@
-const fs = require("fs");
-const solc = require("solc");
-const path = require("path");
+const { readFileSync } = require("fs");
+const { compile } = require("solc");
+const { basename } = require("path");
 
 async function compileAndDeploy(contractPath, contractName, web3) {
-  let contractFilename = path.basename(contractPath);
+  const contractFilename = basename(contractPath);
 
-  let source = fs.readFileSync(contractPath, "utf8");
+  const source = readFileSync(contractPath, "utf8");
 
-  let result = solc.compile({ sources: { [contractFilename]: source } }, 1);
+  const { contracts } = compile({ sources: { [contractFilename]: source } }, 1);
 
-  let bytecode = "0x" + result.contracts[`${contractFilename}:${contractName}`].bytecode;
-  let abi = JSON.parse(result.contracts[`${contractFilename}:${contractName}`].interface);
+  const compiledContracts = contracts[`${contractFilename}:${contractName}`];
+  const bytecode = "0x" + compiledContracts.bytecode;
+  const abi = JSON.parse(compiledContracts.interface);
 
-  let contract = new web3.eth.Contract(abi);
+  const contract = new web3.eth.Contract(abi);
 
-  let accounts = await web3.eth.getAccounts();
-  let block = await web3.eth.getBlock("latest");
-  let gasLimit = block.gasLimit;
+  const accounts = await web3.eth.getAccounts();
+  const { gasLimit } = await web3.eth.getBlock("latest");
 
-  let instance = await contract.deploy({ data: bytecode }).send({ from: accounts[0], gas: gasLimit });
+  const instance = await contract.deploy({ data: bytecode }).send({ from: accounts[0], gas: gasLimit });
 
   // TODO: ugly workaround - not sure why this is necessary.
   if (!instance._requestManager.provider) {
@@ -26,11 +26,12 @@ async function compileAndDeploy(contractPath, contractName, web3) {
   }
 
   return {
-    source,
-    bytecode,
     abi,
+    accounts,
+    bytecode,
     contract,
-    instance
+    instance,
+    source
   };
 }
 
diff --git a/test/helpers/pretest_setup.js b/test/helpers/pretest_setup.js
new file mode 100644
index 0000000000..cdc44975eb
--- /dev/null
+++ b/test/helpers/pretest_setup.js
@@ -0,0 +1,39 @@
+const Web3 = require("web3");
+const Ganache = require("../../index");
+const { join } = require("path");
+const { compileAndDeploy } = require("./compile_deploy");
+
+const setup = (mainContractName = "", subContractNames = [], contractPath = "../contracts/", mnemonics = "") => {
+  const context = {};
+
+  before("Setting up web3 and contract", async function() {
+    this.timeout(10000);
+
+    const options = mnemonics === "" ? {} : { mnemonics };
+    const provider = Ganache.provider(options);
+    const web3 = new Web3(provider);
+
+    const { abi, accounts, bytecode, contract, instance, sources } = await compileAndDeploy(
+      join(__dirname, contractPath),
+      mainContractName,
+      subContractNames,
+      web3
+    );
+
+    context.abi = abi;
+    context.accounts = accounts;
+    context.bytecode = bytecode;
+    context.contract = contract;
+    context.instance = instance;
+    context.provider = provider;
+    context.options = options;
+    context.sources = sources;
+    context.web3 = web3;
+  });
+
+  return context;
+};
+
+module.exports = {
+  setup
+};
diff --git a/test/requests.js b/test/requests.js
index 1f5aaaf15c..c997d140da 100644
--- a/test/requests.js
+++ b/test/requests.js
@@ -140,13 +140,13 @@ const tests = function(web3) {
         nonce: "0x0000000000000000",
         sha3Uncles: "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347",
         logsBloom:
-          "0x0000000000000000000000000000000000000000000000000000000000000000000000000000000" +
-          "000000000000000000000000000000000000000000000000000000000000000000000000000000000" +
-          "000000000000000000000000000000000000000000000000000000000000000000000000000000000" +
-          "000000000000000000000000000000000000000000000000000000000000000000000000000000000" +
-          "000000000000000000000000000000000000000000000000000000000000000000000000000000000" +
-          "000000000000000000000000000000000000000000000000000000000000000000000000000000000" +
-          "0000000000000000000000000000",
+        "0x0000000000000000000000000000000000000000000000000000000000000000000000000000000" +
+        "000000000000000000000000000000000000000000000000000000000000000000000000000000000" +
+        "000000000000000000000000000000000000000000000000000000000000000000000000000000000" +
+        "000000000000000000000000000000000000000000000000000000000000000000000000000000000" +
+        "000000000000000000000000000000000000000000000000000000000000000000000000000000000" +
+        "000000000000000000000000000000000000000000000000000000000000000000000000000000000" +
+        "0000000000000000000000000000",
         transactionsRoot: "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
         stateRoot: "0x7caba99698b405652a6bcb1038efa16db54b3338af71fa832a0b99a3e6c344bc",
         receiptsRoot: "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
@@ -394,7 +394,7 @@ const tests = function(web3) {
       assert.strictEqual(
         response.result,
         "0x4355c47d63924e8a72e509b65029052eb6c299d53a04e167c5775fd466751c9d" +
-          "07299936d304c153f6443dfa05f40ff007d72911b6f72307f996231605b915621c"
+        "07299936d304c153f6443dfa05f40ff007d72911b6f72307f996231605b915621c"
       );
     });
 
@@ -505,22 +505,6 @@ const tests = function(web3) {
     });
   });
 
-  describe("eth_getTransactionReceipt", function() {
-    it("should return to and from address fields in the receipt", async function() {
-      const transaction = {
-        from: accounts[9],
-        to: accounts[8]
-      };
-
-      let result = await web3.eth.sendTransaction(transaction);
-
-      assert.notStrictEqual(typeof result.from, "undefined");
-      assert.notStrictEqual(typeof result.to, "undefined");
-      assert.strictEqual(result.from, accounts[9]);
-      assert.strictEqual(result.to, accounts[8]);
-    });
-  });
-
   describe("eth_sendRawTransaction", function() {
     it("should fail with bad nonce (too low)", async function() {
       const transaction = new Transaction({
@@ -561,7 +545,7 @@ const tests = function(web3) {
       } catch (err) {
         assert(
           err.message.indexOf("the tx doesn't have the correct nonce. account has nonce of: 2 tx has nonce of: 255") >=
-            0
+          0
         );
       }
     });
@@ -661,11 +645,6 @@ const tests = function(web3) {
       assert(receipt.contractAddress, "should have deployed a contract");
     });
 
-    it("should return null for the to field due to contract creation (eth_getTransactionReceipt)", async function() {
-      let receipt = await web3.eth.getTransactionReceipt(initialTransactionHash);
-      assert.strictEqual(receipt.to, null);
-    });
-
     it("should verify the transaction immediately (eth_getTransactionByHash)", async function() {
       const send = pify(web3._provider.send.bind(web3._provider));
       // This test uses the provider directly because web3 fixes a bug we had for us.
@@ -778,6 +757,7 @@ const tests = function(web3) {
           from: accounts[0],
           gas: 3141592
         });
+
       const block = await web3.eth.getBlock(0, true);
       const blockhash = await oracle.methods.blockhash0().call();
       assert.strictEqual(blockhash, block.hash);
@@ -831,7 +811,11 @@ const tests = function(web3) {
 
       const receipt = await web3.eth.sendTransaction(txData);
       assert.strictEqual(receipt.logs.length, 1, "Receipt had wrong amount of logs");
-      assert.strictEqual(receipt.logs[0].blockHash, receipt.blockHash, "Logs blockhash doesn't match block blockhash");
+      assert.strictEqual(
+        receipt.logs[0].blockHash,
+        receipt.blockHash,
+        "Logs blockhash doesn't match block blockhash"
+      );
 
       // Now double check the data was set properly.
       // NOTE: Because ethereumjs-testrpc processes transactions immediately,
@@ -1029,7 +1013,8 @@ const tests = function(web3) {
       try {
         await web3.eth.getTransactionFromBlock(blockNumber, 3);
         assert.fail("expected promise rejection");
-      } catch (err) {}
+      } catch (err) {
+      }
     });
   });
 
@@ -1180,7 +1165,7 @@ const tests = function(web3) {
         strResult.length,
         dateAsInt.length,
         `net_version result, ${result}` +
-          `doesn't appear to be similar in length the current time as an integer, ${dateAsInt}`
+        `doesn't appear to be similar in length the current time as an integer, ${dateAsInt}`
       );
     });
   });
diff --git a/test/solidity_dynamic_strings.js b/test/solidity_dynamic_strings.js
new file mode 100644
index 0000000000..533fafb590
--- /dev/null
+++ b/test/solidity_dynamic_strings.js
@@ -0,0 +1,51 @@
+const assert = require("assert");
+const pretest = require("./helpers/pretest_setup");
+
+describe("Solidity Strings", function() {
+  describe("modifying public strings", function() {
+    // Main contract
+    const mainContract = "DynamicStringLength"; // Name of the parent contract
+
+    // List of all contracts to compile and deploy
+    const subContractNames = ["DynamicStringLength", "DynamicStringLengthCheck"];
+
+    const services = pretest.setup(mainContract, subContractNames);
+
+    it("replacing a long string with a short string", async function() {
+      /**
+       * Enable access to:
+       * accounts - randomly generated test accounts
+       * instance - contract instance
+       * provider - Ganache ( Geth and Parity coming soon )
+       * web3 - web3 interface
+       */
+      const { accounts, instance } = services;
+
+      const gas = 1000000;
+
+      // Set and confirm (within the EVM) a long string setting to a public variable
+      const text = "1234567890".repeat(13);
+      await instance.methods.set(text).send({ from: accounts[0], gas });
+
+      // Only confirm the long string
+      let status = await instance.methods.confirmSetting(text).call();
+      assert.strictEqual(status, true);
+
+      // Retrieve and confirm the long string
+      let response = await instance.methods.testString().call();
+      assert.strictEqual(response, text);
+
+      // Set and confirm (within the EVM) a long string setting to a public variable
+      const text2 = "123";
+      await instance.methods.set(text2).send({ from: accounts[0], gas });
+
+      // Only confirm the short string
+      status = await instance.methods.confirmSetting(text2).call();
+      assert.strictEqual(status, true);
+
+      // Retrieve and confirm the short string
+      response = await instance.methods.testString().call();
+      assert.strictEqual(response, text2);
+    });
+  });
+});