Initial commit (by create-cloudflare CLI)

node_modules/get-source/test/test.node.js

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+"use strict";
+
+/*  NOTE: I've used supervisor to auto-restart mocha, because mocha --watch
+          didn't work for selenium tests (not reloading them)...
+          ------------------------------------------------------------------ */
+                    
+require ('chai').should ()
+
+/*  ------------------------------------------------------------------------ */
+
+describe ('get-source', () => {
+
+    const getSource = require ('../get-source'),
+          fs        = require ('fs'),
+          path      = require ('path')
+
+    it ('cache sanity check', () => {
+
+        getSource ('./get-source.js').should.equal     (getSource ('./get-source.js'))
+        getSource ('./get-source.js').should.not.equal (getSource ('./package.json'))
+    })
+
+    it ('reads sources (not sourcemapped)', () => {
+
+        const original = getSource ('./test/files/original.js')
+
+        original.path.should.equal (path.resolve ('./test/files/original.js')) // resolves input paths
+        original.text.should.equal (fs.readFileSync ('./test/files/original.js', { encoding: 'utf-8' }))
+        original.lines.should.deep.equal ([
+            '/*\tDummy javascript file\t*/',
+            '',
+            'function hello () {',
+            '\treturn \'hello world\' }'
+        ])
+
+        const resolved = original.resolve ({ line: 4, column: 1 })
+
+        resolved.line.should.equal (4)
+        resolved.column.should.equal (1)
+        resolved.sourceFile.should.equal (original)
+        resolved.sourceLine.should.equal ('\treturn \'hello world\' }')
+    })
+
+    it ('reads sources (sourcemapped, with external links)', () => {
+
+        const uglified = getSource ('./test/files/original.uglified.js')
+
+        uglified.path.should.equal (path.resolve ('./test/files/original.uglified.js'))
+        uglified.lines.should.deep.equal ([
+            'function hello(){return"hello world"}',
+            '//# sourceMappingURL=original.uglified.js.map',
+            ''
+        ])
+
+        // uglified.sourceMap.should.not.equal (undefined)
+        // uglified.sourceMap.should.equal (uglified.sourceMap) // memoization should work
+
+        const resolved = uglified.resolve ({ line: 1, column: 18 }) // should be tolerant to column omission
+
+        resolved.line.should.equal (4)
+        resolved.column.should.equal (2)
+        resolved.sourceFile.should.equal (getSource ('./test/files/original.js'))
+        resolved.sourceLine.should.equal ('\treturn \'hello world\' }')
+    })
+
+    it ('reads sources (sourcemapped, with external links) — ASYNC', () => {
+
+        const uglified = getSource.async ('./test/files/original.uglified.js')
+
+        return uglified.then (uglified => {
+
+            uglified.path.should.equal (path.resolve ('./test/files/original.uglified.js'))
+            uglified.lines.should.deep.equal ([
+                'function hello(){return"hello world"}',
+                '//# sourceMappingURL=original.uglified.js.map',
+                ''
+            ])
+    
+            // uglified.sourceMap.should.not.equal (undefined)
+            // uglified.sourceMap.should.equal (uglified.sourceMap) // memoization should work
+    
+            return uglified.resolve ({ line: 1, column: 18 }).then (resolved => {
+        
+                return getSource.async ('./test/files/original.js').then (originalFile => {
+                    resolved.line.should.equal (4)
+                    resolved.column.should.equal (2)
+                    resolved.sourceFile.should.equal (originalFile)
+                    resolved.sourceLine.should.equal ('\treturn \'hello world\' }')
+                })
+            })
+        })
+    })
+
+    it ('reads sources (sourcemapped, with embedded sources)', () => {
+
+        const uglified = getSource ('./test/files/original.uglified.with.sources.js')
+
+        uglified.path.should.equal (path.resolve ('./test/files/original.uglified.with.sources.js'))
+        uglified.lines.should.deep.equal ([
+            'function hello(){return"hello world"}',
+            '//# sourceMappingURL=original.uglified.with.sources.js.map',
+            ''
+        ])
+
+        // uglified.sourceMap.should.not.equal (undefined)
+
+        const resolved = uglified.resolve ({ line: 1, column: 18 })
+
+        resolved.line.should.equal (4)
+        resolved.column.should.equal (2)
+        resolved.sourceFile.path.should.equal (path.resolve ('./test/files') + '/## embedded ##') // I've changed the filename manually, by editing .map file
+        resolved.sourceLine.should.equal ('\treturn \'hello world\' }')
+    })
+
+    it ('reads sources (sourcemapped, with inline base64 sourcemaps)', () => {
+
+        const babeled = getSource ('./test/files/original.babeled.with.inline.sourcemap.js')
+
+        // babeled.sourceMap.should.not.equal (undefined)
+        // babeled.sourceMap.file.path.should.equal (babeled.path)
+
+        const resolved = babeled.resolve ({ line: 6, column: 1 })
+
+        resolved.line.should.equal (4)
+        resolved.column.should.equal (2)
+        resolved.sourceLine.should.equal ('\treturn \'hello world\' }')
+    })
+
+    it ('supports even CHAINED sourcemaps!', () => {
+
+    /*  original.js → original.uglified.js → original.uglified.beautified.js    */
+
+        const beautified = getSource ('./test/files/original.uglified.beautified.js')
+
+        beautified.path.should.equal (path.resolve ('./test/files/original.uglified.beautified.js'))
+        beautified.text.should.equal (fs.readFileSync ('./test/files/original.uglified.beautified.js', { encoding: 'utf-8' }))
+
+        // beautified.sourceMap.should.not.equal (undefined)
+
+        const resolved = beautified.resolve ({ line: 2, column: 4 })
+
+        resolved.line.should.equal (4)
+        resolved.column.should.equal (2)
+        resolved.sourceFile.path.should.equal (path.resolve ('./test/files/original.js'))
+        resolved.sourceLine.should.equal ('\treturn \'hello world\' }')
+    })
+
+    it ('adheres to async interface', () => {
+    
+        return getSource.async ('./get-source.js').then (result => {
+
+            ;(result.resolve ({ line: 1, column: 0 }) instanceof Promise).should.equal (true)
+        })
+    })
+
+    it ('supports even CHAINED sourcemaps! — ASYNC', () => {
+
+        /*  original.js → original.uglified.js → original.uglified.beautified.js    */
+    
+        return getSource.async ('./test/files/original.uglified.beautified.js').then (beautified => {
+
+            beautified.text.should.equal (fs.readFileSync ('./test/files/original.uglified.beautified.js', { encoding: 'utf-8' }))
+            beautified.path.should.equal (path.resolve ('./test/files/original.uglified.beautified.js'))
+
+            return beautified.resolve ({ line: 2, column: 4 }).then (resolved => {
+
+                resolved.line.should.equal (4)
+                resolved.column.should.equal (2)
+                resolved.sourceFile.path.should.equal (path.resolve ('./test/files/original.js'))
+                resolved.sourceLine.should.equal ('\treturn \'hello world\' }')
+            })
+        })
+    })
+
+    it ('does some error handling', () => {
+
+        const nonsense = getSource ('abyrvalg')
+
+        nonsense.text.should.equal ('')
+        nonsense.error.should.be.an.instanceof (Error)
+
+        const resolved = nonsense.resolve ({ line: 5, column: 0 })
+
+        resolved.error.should.equal (nonsense.error)
+        resolved.sourceLine.should.equal ('')
+        resolved.sourceFile.path.should.equal ('abyrvalg')
+    })
+
+    it ('does some error handling - ASYNC', () => {
+
+        return getSource.async ('abyrvalg').then (x => { console.log (x) }).catch (error => {
+            error.should.be.an.instanceof (Error)
+        })
+    })
+
+    it ('allows absolute paths', () => {
+
+        getSource (require ('path').resolve ('./get-source.js')).should.equal (getSource ('./get-source.js'))
+    })
+
+    it ('caching works', () => {
+        
+        const files =
+                [   './get-source.js',
+                    './package.json',
+                    './test/files/original.js',
+                    './test/files/original.uglified.js',
+                    './test/files/original.uglified.js.map',
+                    './test/files/original.uglified.with.sources.js',
+                    './test/files/original.uglified.with.sources.js.map',
+                    './test/files/original.babeled.with.inline.sourcemap.js',
+                    './test/files/original.uglified.beautified.js',
+                    './test/files/original.uglified.beautified.js.map',
+                    './abyrvalg' ]
+            
+        Object.keys (getSource.getCache ()).should.deep.equal (files.map (x => path.resolve (x)))
+
+        getSource.resetCache ()
+
+        Object.keys (getSource.getCache ()).length.should.equal (0)
+    })
+})