do not poll in this version of execution context

remix-lib/src/execution/execution-context.js

@@ -186,18 +186,18 @@ function ExecutionContext () {
 
   this.blockGasLimitDefault = 4300000
   this.blockGasLimit = this.blockGasLimitDefault
-  setInterval(() => {
-    if (this.getProvider() !== 'vm') {
-      web3.eth.getBlock('latest', (err, block) => {
-        if (!err) {
-          // we can't use the blockGasLimit cause the next blocks could have a lower limit : https://github.com/ethereum/remix/issues/506
-          this.blockGasLimit = (block && block.gasLimit) ? Math.floor(block.gasLimit - (5 * block.gasLimit) / 1024) : this.blockGasLimitDefault
-        } else {
-          this.blockGasLimit = this.blockGasLimitDefault
-        }
-      })
-    }
-  }, 15000)
+  // removing the setinterval cause it cause tape test to hang and we don't need this.
+  // there's a copy of this file in remix-ide repo @TODO to refactor
+  if (this.getProvider() !== 'vm') {
+    web3.eth.getBlock('latest', (err, block) => {
+      if (!err) {
+        // we can't use the blockGasLimit cause the next blocks could have a lower limit : https://github.com/ethereum/remix/issues/506
+        this.blockGasLimit = (block && block.gasLimit) ? Math.floor(block.gasLimit - (5 * block.gasLimit) / 1024) : this.blockGasLimitDefault
+      } else {
+        this.blockGasLimit = this.blockGasLimitDefault
+      }
+    })
+  }
 
   // TODO: not used here anymore and needs to be moved
   function setProviderFromEndpoint (endpoint, context, cb) {