adding custom path to Unit Testing

src/app/tabs/test-tab.js

@@ -281,7 +281,7 @@ module.exports = class TestTab extends ViewPlugin {
       const stopBtnLabel = document.getElementById('runTestsTabStopActionLabel')
       stopBtnLabel.innerText = 'Stop'
       if (this.data.selectedTests.length !== 0) {
-        const runBtn = document.getElementById('runTestsTabRunAction')
+        const runBtn = document.getElemenstById('runTestsTabRunAction')
         runBtn.removeAttribute('disabled')
       }
       this.areTestsRunning = false
@@ -351,6 +351,11 @@ module.exports = class TestTab extends ViewPlugin {
     })
   }
 
+  updateCurrentPath(e) {
+    this.testTabLogic.setCurrentPath(e.target.value)
+    // todo check if path exists if not create one.
+  }
+
   runTests () {
     this.areTestsRunning = true
     this.hasBeenStopped = false
@@ -386,20 +391,22 @@ module.exports = class TestTab extends ViewPlugin {
   }
 
   updateGenerateFileAction (currentFile) {
-    let el = yo`<button
-      class="btn border w-50"
-      data-id="testTabGenerateTestFile"
-      title="Generate sample test file."
-      onclick="${this.testTabLogic.generateTestFile.bind(this.testTabLogic)}"
-    >
-      Generate
-    </button>`
+    let el = yo`
+      <button
+        class="btn border w-50"
+        data-id="testTabGenerateTestFile"
+        title="Generate sample test file."
+        onclick="${this.testTabLogic.generateTestFile.bind(this.testTabLogic)}"
+      >
+        Generate
+      </button>
+    `
     if (
       !currentFile ||
       (currentFile && currentFile.split('.').pop().toLowerCase() !== 'sol')
     ) {
-      el.setAttribute('disabled', 'disabled')
-      el.setAttribute('title', 'No solidity file selected')
+      //el.setAttribute('disabled', 'disabled')
+      //el.setAttribute('title', 'No solidity file selected')
     }
     if (!this.generateFileActionElement) {
       this.generateFileActionElement = el
@@ -487,6 +494,24 @@ module.exports = class TestTab extends ViewPlugin {
     this.testsOutput = yo`<div class="mx-3 mb-2 pb-4 border-top border-primary" hidden='true' id="solidityUnittestsOutput" data-id="testTabSolidityUnitTestsOutput"></a>`
     this.testsExecutionStopped = yo`<label class="text-warning h6" data-id="testTabTestsExecutionStopped">The test execution has been stopped</label>`
     this.testsExecutionStoppedError = yo`<label class="text-danger h6" data-id="testTabTestsExecutionStoppedError">The test execution has been stopped because of error(s) in your test file</label>`
+    this.uiPathList = yo`<datalist id="utPathList"></datalist>`
+    const availablePaths = yo`
+      <div>
+        <input
+          placeholder="browser/tests"
+          list="utPathList"
+          class="custom-select"
+          id="utPath"
+          name="utPath"
+          onchange=${(e)=>this.updateCurrentPath(e)}/>
+          ${this.uiPathList}
+      </div>
+    `
+    let options = ['browser', 'browser/ll/test']
+    options.forEach((path) => {
+      this.uiPathList.appendChild(yo`<option>${path}</option>`)
+    })
+
     this.testsExecutionStopped.hidden = true
     this.testsExecutionStoppedError.hidden = true
     this.resultStatistics = this.createResultLabel()
@@ -495,7 +520,8 @@ module.exports = class TestTab extends ViewPlugin {
       <div class="${css.testTabView} px-2" id="testView">
         <div class="${css.infoBox}">
           <p class="text-lg"> Test your smart contract in Solidity.</p>
-          <p> Click on "Generate" to generate a sample test file.</p>
+          <p> Click on "Generate" to generate a sample test file in.</p>
+          ${availablePaths}
         </div>
         <div class="${css.tests}">          
           <div class="d-flex p-2">

src/app/tabs/testTab/testTab.js

@@ -5,48 +5,53 @@ class TestTabLogic {
 
   constructor (fileManager) {
     this.fileManager = fileManager
+    this.currentPath = 'browser/tests'
+  }
+
+  setCurrentPath(path) {
+    this.currentPath = path
   }
 
   generateTestFile () {
-    const path = this.fileManager.currentPath()
-    const fileName = this.fileManager.currentFile()
-    const fileProvider = this.fileManager.fileProviderOf(path)
+    let fileName = this.fileManager.currentFile()
+    const hasCurrent = !!fileName
+    if (!fileName) fileName = this.currentPath + '/newFile.sol'
+    const fileProvider = this.fileManager.fileProviderOf(this.currentPath)
     if (!fileProvider) return
-    helper.createNonClashingNameWithPrefix(fileName, fileProvider, '_test', (error, newFile) => {
+    const splittedFileName = fileName.split('/')
+    const fileNameToImport = (!hasCurrent) ? fileName : this.currentPath + '/' + splittedFileName[splittedFileName.length - 1]
+    //const fileNameToImport = (!fileName) ? fileName : splittedFileName[splittedFileName.length - 1]
+    helper.createNonClashingNameWithPrefix(fileNameToImport, fileProvider, '_test', (error, newFile) => {
       if (error) return modalDialogCustom.alert('Failed to create file. ' + newFile + ' ' + error)
-      const splittedFileName = fileName.split('/')
-      // This is fine for now because test file is created on same path where file to be tested is.
-      // This should be updated to pass complete path, if test file comes from different directory/path
-      const fileNameToImport = splittedFileName[splittedFileName.length - 1]
-      if (!fileProvider.set(newFile, this.generateTestContractSample(fileNameToImport))) return modalDialogCustom.alert('Failed to create test file ' + newFile)
+      if (!fileProvider.set(newFile, this.generateTestContractSample(hasCurrent, fileNameToImport))) return modalDialogCustom.alert('Failed to create test file ' + newFile)
       this.fileManager.open(newFile)
     })
   }
 
   async getTests (cb) {
-    const path = this.fileManager.currentPath()
-    if (!path) return cb(null, [])
-    const provider = this.fileManager.fileProviderOf(path)
+    if (!this.currentPath) return cb(null, [])
+    const provider = this.fileManager.fileProviderOf(this.currentPath)
     if (!provider) return cb(null, [])
     const tests = []
     let files
     try {
-      files = await this.fileManager.readdir(path)
+      files = await this.fileManager.readdir(this.currentPath)
     } catch (e) {
       cb(e.message)
     }
     for (var file in files) {
       if (/.(_test.sol)$/.exec(file)) tests.push(provider.type + '/' + file)
     }
-    cb(null, tests, path)
+    cb(null, tests, this.currentPath)
   }
 
   // @todo(#2758): If currently selected file is compiled and compilation result is available,
   // 'contractName' should be <compiledContractName> + '_testSuite'
-  generateTestContractSample (fileToImport, contractName = 'testSuite') {
+  generateTestContractSample (hasCurrent, fileToImport, contractName = 'testSuite') {
+    const comment = hasCurrent ? `import "${fileToImport}";` : '// Import here the file to test.'
     return `pragma solidity >=0.4.22 <0.7.0;
 import "remix_tests.sol"; // this import is automatically injected by Remix.
-import "./${fileToImport}";
+${comment}
 
 // File name has to end with '_test.sol', this file can contain more than one testSuite contracts
 contract ${contractName} {
@@ -65,7 +70,7 @@ contract ${contractName} {
         Assert.notEqual(uint(2), uint(3), "2 should not be equal to 3");
     }
 
-    function checkSuccess2() public view returns (bool) {
+    function checkSuccess2() public pure returns (bool) {
         // Use the return value (true or false) to test the contract
         return true;
     }