fix multiple test file selection

libs/remix-ui/solidity-unit-testing/src/lib/solidity-unit-testing.tsx

@@ -67,6 +67,7 @@ export const SolidityUnitTesting = (props: Record<string, any>) => { // eslint-d
   let [readyTestsNumber, setReadyTestsNumber] = useState<number>(0) // eslint-disable-line
   let [runningTestsNumber, setRunningTestsNumber] = useState<number>(0) // eslint-disable-line
 
+  const areTestsRunning = useRef<boolean>(false)
   const hasBeenStopped = useRef<boolean>(false)
   const isDebugging = useRef<boolean>(false)
   const allTests = useRef<string[]>([])
@@ -74,7 +75,6 @@ export const SolidityUnitTesting = (props: Record<string, any>) => { // eslint-d
   const currentErrors:any = useRef([]) // eslint-disable-line @typescript-eslint/no-explicit-any
 
   const defaultPath = 'tests'
-  let areTestsRunning = false
 
   let runningTestFileName: string
   const filesContent: Record<string, Record<string, string>> = {}
@@ -113,7 +113,7 @@ export const SolidityUnitTesting = (props: Record<string, any>) => { // eslint-d
       allTests.current = tests
       selectedTests.current = [...allTests.current]
       updateTestFileList()
-      if (!areTestsRunning) await updateRunAction(file)
+      if (!areTestsRunning.current) await updateRunAction(file)
     } catch (e: any) { // eslint-disable-line @typescript-eslint/no-explicit-any
       console.log(e)
       setToasterMsg(e)
@@ -500,7 +500,7 @@ export const SolidityUnitTesting = (props: Record<string, any>) => { // eslint-d
       if (selectedTests.current?.length !== 0) {
         setDisableRunButton(false)
       }
-      areTestsRunning = false
+      areTestsRunning.current = false
     }
   }
 
@@ -547,7 +547,7 @@ export const SolidityUnitTesting = (props: Record<string, any>) => { // eslint-d
   }
 
   const runTests = () => {
-    areTestsRunning = true
+    areTestsRunning.current = true
     hasBeenStopped.current = false
     readyTestsNumber = 0
     setReadyTestsNumber(readyTestsNumber)
@@ -568,8 +568,8 @@ export const SolidityUnitTesting = (props: Record<string, any>) => { // eslint-d
 
   const updateRunAction = async (currentFile: any = null) => { // eslint-disable-line @typescript-eslint/no-explicit-any
     const isSolidityActive = await testTab.appManager.isActive('solidity')
-    if (!isSolidityActive || !selectedTests.current?.length) {
-      // setDisableRunButton(true)
+    if (!isSolidityActive || !selectedTests.current.length) {
+      setDisableRunButton(true)
       if (!currentFile || (currentFile && currentFile.split('.').pop().toLowerCase() !== 'sol')) {
         setRunButtonTitle('No solidity file selected')
       } else {
@@ -592,7 +592,7 @@ export const SolidityUnitTesting = (props: Record<string, any>) => { // eslint-d
 
   const toggleCheckbox = (eChecked: boolean, index: number) => {
     testFiles[index].checked = eChecked
-    setTestFiles(testFiles)
+    setTestFiles([...testFiles])
     selectedTests.current = getCurrentSelectedTests()
     if (eChecked) {
       setCheckSelectAll(true)
@@ -609,7 +609,7 @@ export const SolidityUnitTesting = (props: Record<string, any>) => { // eslint-d
 
   const checkAll = (event: any) => { // eslint-disable-line @typescript-eslint/no-explicit-any
     testFiles.forEach((testFileObj) => testFileObj.checked = event.target.checked)
-    setTestFiles(testFiles)
+    setTestFiles([...testFiles])
     setCheckSelectAll(event.target.checked)
     if (event.target.checked) {
       selectedTests.current = getCurrentSelectedTests()
@@ -627,7 +627,7 @@ export const SolidityUnitTesting = (props: Record<string, any>) => { // eslint-d
     }
     else
       testFiles = []
-    setTestFiles(testFiles)
+    setTestFiles([...testFiles])
   }
 
   return (
@@ -708,7 +708,7 @@ export const SolidityUnitTesting = (props: Record<string, any>) => { // eslint-d
           />
           <label className="text-nowrap pl-2 mb-0" htmlFor="checkAllTests"> Select all </label>
         </div>
-        <div className="testList py-2 mt-0 border-bottom">{testFiles?.length ? testFiles.map((testFileObj: TestObject, index) => {
+        <div className="testList py-2 mt-0 border-bottom">{testFiles.length ? testFiles.map((testFileObj: TestObject, index) => {
           const elemId = `singleTest${testFileObj.fileName}`
           return (
             <div className="d-flex align-items-center py-1" key={index}>