makeMockCompiler use the default version + add comment

.circleci/config.yml

@@ -26,10 +26,10 @@ jobs:
       - checkout
       - restore_cache:
           keys:
-            - dep-bundle-26-{{ checksum "package.json" }}
+            - dep-bundle-27-{{ checksum "package.json" }}
       - run: npm install
       - save_cache:
-          key: dep-bundle-26-{{ checksum "package.json" }}
+          key: dep-bundle-27-{{ checksum "package.json" }}
           paths:
             - ~/repo/node_modules
       - run: npm run lint && npm run test && npm run make-mock-compiler && npm run build

ci/makeMockCompiler.js

@@ -2,14 +2,18 @@
 
 var fs = require('fs')
 var compiler = require('solc')
-
 var compilerInput = require('remix-solidity').CompilerInput
+var defaultVersion = 'v0.5.1+commit.c8a2cb62'
+
+compiler.loadRemoteVersion(defaultVersion, (error, solcSnapshot) => {
+  if (error) console.log(error)
   var compilationResult = {}
-gatherCompilationResults('./test-browser/tests/', compilationResult)
-gatherCompilationResults('./test-browser/tests/units/', compilationResult)
-replaceSolCompiler(compilationResult)
+  gatherCompilationResults('./test-browser/tests/', compilationResult, solcSnapshot)
+  gatherCompilationResults('./test-browser/tests/units/', compilationResult, solcSnapshot)
+  replaceSolCompiler(compilationResult, solcSnapshot)
+})
 
-function gatherCompilationResults (dir, compilationResult, callback) {
+function gatherCompilationResults (dir, compilationResult, solcSnapshot) {
   var filenames = fs.readdirSync(dir, 'utf8')
   filenames.map(function (item, i) {
     if (item.endsWith('.js')) {
@@ -17,10 +21,10 @@ function gatherCompilationResults (dir, compilationResult, callback) {
       if ('@sources' in testDef) {
         var sources = testDef['@sources']()
         for (var files in sources) {
-          compile(sources[files], true, function (result) {
+          compile(solcSnapshot, sources[files], true, function (result) {
             compilationResult[result.key] = result
           })
-          compile(sources[files], false, function (result) {
+          compile(solcSnapshot, sources[files], false, function (result) {
             compilationResult[result.key] = result
           })
         }
@@ -30,11 +34,11 @@ function gatherCompilationResults (dir, compilationResult, callback) {
   return compilationResult
 }
 
-function compile (source, optimization, addCompilationResult) {
+function compile (solcSnapshot, source, optimization, addCompilationResult) {
   var missingInputs = []
   try {
     var input = compilerInput(source, {optimize: optimization})
-    var result = compiler.compileStandardWrapper(input, function (path) {
+    var result = solcSnapshot.compileStandardWrapper(input, function (path) {
       missingInputs.push(path)
     })
     input = input.replace(/(\t)|(\n)|(\\n)|( )/g, '')
@@ -51,15 +55,15 @@ function compile (source, optimization, addCompilationResult) {
   addCompilationResult(ret)
 }
 
-function replaceSolCompiler (results) {
+function replaceSolCompiler (results, solcSnapshot) {
   fs.readFile('./test-browser/mockcompiler/compiler.js', 'utf8', function (error, data) {
     if (error) {
       console.log(error)
       process.exit(1)
       return
     }
-    console.log(compiler.version())
-    data = data + '\n\nvar mockCompilerVersion = \'' + compiler.version() + '\''
+    console.log(solcSnapshot.version())
+    data = data + '\n\nvar mockCompilerVersion = \'' + solcSnapshot.version() + '\''
     data = data + '\n\nvar mockData = ' + JSON.stringify(results) + ';\n'
     fs.writeFile('./soljson.js', data, 'utf8', function (error) {
       if (error) {

src/app/tabs/compile-tab.js

@@ -66,7 +66,7 @@ module.exports = class CompileTab {
       timeout: 300,
       allversions: null,
       selectedVersion: null,
-      defaultVersion: 'soljson-v0.5.1+commit.c8a2cb62.js',
+      defaultVersion: 'soljson-v0.5.1+commit.c8a2cb62.js', // this default version is defined: in makeMockCompiler (for browser test) and in package.json (downloadsolc_root) for the builtin compiler
       baseurl: 'https://solc-bin.ethereum.org/bin'
     }
     self.data.optimize = self._components.queryParams.get().optimize