Add rootfile detection tests

test/fixtures/rootfile/fixture001/abc/lmn/uvw/two.tex

@@ -0,0 +1 @@
+toto

test/fixtures/rootfile/fixture001/abc/one.tex

@@ -0,0 +1 @@
+\subimport{lmn/uvw}{two}

test/fixtures/rootfile/fixture001/atrap.tex

@@ -0,0 +1,5 @@
+\documentclass{article}
+
+\begin{document}
+  empty
+\end{document}

test/fixtures/rootfile/fixture001/main.tex

@@ -0,0 +1,6 @@
+\documentclass{article}
+\usepackage{import}
+
+\begin{document}
+  \subimport{abc}{one}
+\end{document}

test/rootfile.index.ts

@@ -0,0 +1,38 @@
+import * as path from 'path'
+import Mocha from 'mocha'
+import glob from 'glob'
+
+export function run(): Promise<void> {
+    // Create the mocha test
+    const mocha = new Mocha({
+        ui: 'tdd',
+        color: true,
+        timeout: 0
+    })
+    const testsRoot = path.resolve(__dirname, '.')
+
+    return new Promise((resolve, reject) => {
+        glob('rootfile.test.js', { cwd: testsRoot }, (err, files) => {
+            if (err) {
+                return reject(err)
+            }
+
+            // Add files to the test suite
+            files.forEach(f => mocha.addFile(path.resolve(testsRoot, f)))
+
+            try {
+                // Run the mocha test
+                mocha.run(failures => {
+                    if (failures > 0) {
+                        reject(new Error(`${failures} tests failed.`))
+                    } else {
+                        resolve()
+                    }
+                })
+            } catch (e) {
+                console.error(e)
+                reject(e)
+            }
+        })
+    })
+}

test/rootfile.test.ts

@@ -0,0 +1,37 @@
+import * as assert from 'assert'
+import * as path from 'path'
+
+import * as process from 'process'
+import * as vscode from 'vscode'
+
+import {
+    getFixtureDir,
+    runTestWithFixture,
+    waitLatexWorkshopActivated,
+    waitRootFileFound
+} from './utils'
+
+
+suite('RootFile test suite', () => {
+
+    suiteSetup(() => {
+        const config = vscode.workspace.getConfiguration()
+        if (process.env['LATEXWORKSHOP_CI_ENABLE_DOCKER']) {
+            config.update('latex-workshop.docker.enabled', true, vscode.ConfigurationTarget.Global)
+        }
+    })
+
+    runTestWithFixture('fixture001', 'import package', async () => {
+        const fixtureDir = getFixtureDir()
+        const texFileName = 'abc/lmn/uvw/two.tex'
+        const mainFileName = 'main.tex'
+        const texFilePath = vscode.Uri.file(path.join(fixtureDir, texFileName))
+        const doc = await vscode.workspace.openTextDocument(texFilePath)
+        await vscode.window.showTextDocument(doc)
+        const extension = await waitLatexWorkshopActivated()
+        await waitRootFileFound()
+        console.log(`rootFile: ${extension.exports.manager.rootFile()}`)
+        assert.ok(extension.exports.manager.rootFile() === path.join(fixtureDir, mainFileName))
+    })
+
+})

test/runTest.ts

@@ -22,7 +22,7 @@ function writeSettingsJson(userDataDir: string) {
     fs.writeFileSync(settingFilePath, settingsJson)
 }
 
-async function runTestsOnEachFixture(targetName: 'build' | 'viewer' | 'completion') {
+async function runTestsOnEachFixture(targetName: 'build' | 'rootfile' | 'viewer' | 'completion') {
     const extensionDevelopmentPath = path.resolve(__dirname, '../../')
     const extensionTestsPath = path.resolve(__dirname, `./${targetName}.index`)
     const tmpdir = tmpFile.dirSync({ unsafeCleanup: true })
@@ -65,9 +65,10 @@ async function runTestsOnEachFixture(targetName: 'build' | 'viewer' | 'completio
 
 async function main() {
     try {
-        await runTestsOnEachFixture('build')
-        await runTestsOnEachFixture('viewer')
-        await runTestsOnEachFixture('completion')
+        await runTestsOnEachFixture('rootfile')
+        // await runTestsOnEachFixture('build')
+        // await runTestsOnEachFixture('viewer')
+        // await runTestsOnEachFixture('completion')
     } catch (err) {
         console.error('Failed to run tests')
         process.exit(1)