From 50c8c85c652274d1d50dfb3acd068cbd0c682db7 Mon Sep 17 00:00:00 2001
From: n8225 <nrew225@gmail.com>
Date: Sat, 8 Feb 2020 07:06:37 -0600
Subject: [PATCH] Add color output. Add basic syntax error fault location.
 Check license against the list. Add line numbers if not a PR. Cleanup unused
 code. Allow travis triggered builds on travis_test branch.

---
 .travis.yml   |   8 +-
 tests/test.js | 245 +++++++++++++++++++++++++++++++++++++++++---------
 2 files changed, 209 insertions(+), 44 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index 9f71e275..3801e5d4 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,16 +2,19 @@ language: node_js
 
 node_js:
   - "node"
-  
+cache:
+  npm: false
+
 before_install:
   - rvm install 2.6.2
   - gem install awesome_bot
+  - cd tests && npm install chalk && cd ..
 
 before_script:
 
 script:
   - 'if [ "$TRAVIS_PULL_REQUEST" != "false" ]; then git diff origin/master -U0 README.md | grep -Pos "(?<=^\+).*" >> temp.md; fi || (exit 0)'
-  - 'if [ "$TRAVIS_PULL_REQUEST" != "false" ]; then node tests/test.js temp.md; else node tests/test.js README.md; fi'
+  - 'if [ "$TRAVIS_PULL_REQUEST" != "false" ]; then node tests/test.js -r README.md -d temp.md; else node tests/test.js -r README.md; fi'
   - 'if [ "$TRAVIS_PULL_REQUEST" != "false" ]; then if [ -f temp.md ]; then awesome_bot temp.md --allow-redirect --skip-save-results --allow 202 --white-list airsonic.github.io/docs/apps; else (exit 0); fi else awesome_bot README.md --allow-redirect --skip-save-results --allow 202 --white-list airsonic.github.io/docs/apps; fi'
 
 notifications:
@@ -20,4 +23,5 @@ notifications:
 branches:
   only:
   - master
+  - travis_test
 
diff --git a/tests/test.js b/tests/test.js
index 879e4fdd..42c4fbf2 100644
--- a/tests/test.js
+++ b/tests/test.js
@@ -1,22 +1,48 @@
-// Accepts input of any filename, ie. node test.js README.md
+// USAGE:
+// node test.js -r README.md  (Checks whole file)
+// node test.js -r README.md -d temp.md  (Checks just the diff)
 
 const fs = require('fs');
+//let colors = require('colors/safe');
+const chalk = require('chalk');
+let licenses = new Set();
+let pr = false;
+let readme;
+let diff;
 
-let log = '{\n';
-let issuelog = '  "message": "#### Syntax Issues\\n\\n Name | Entry\\n----|----------------------\\n';
-let fails = ''
-const file = fs.readFileSync(process.argv[2], 'utf8'); // Reads argv into var file
+//Parse the command options and set the pr var
+function parseArgs(args) {
+  if ( args.indexOf('-r', 2) > 0 ) {
+    readme = fs.readFileSync(args[args.indexOf('-r', 2)+1], 'utf8')
+  }
+  if (args.indexOf('-d', 2) > 0) {
+    pr = true;
+    diff = fs.readFileSync(args[args.indexOf('-d', 2)+1], 'utf8');
+  }
+  if ( pr === true) {
+    console.log(chalk.blue(`Running on PR. README.md: ${args[args.indexOf('-r', 2)+1]} diff: ${args[args.indexOf('-d', 2)+1]}`))
+  }
+}
 
-function entryFilter(md) { // Function to find lines with entries
+// Function to find lines with entries
+function entryFilter(md) { 
   const linepatt = /^\s{0,2}-\s\[.*`/;
   return linepatt.test(md);
 }
 
-function split(text) { // Function to split lines into array
+// Function to find lines with licenses
+function licenseFilter(md) {
+  const linepatt = /^- `.*` - .*/;
+  return linepatt.test(md)
+}
+
+// Function to split lines into array
+function split(text) { 
   return text.split(/\r?\n/);
 }
 
-function findPattern(text) { // All entries should match this pattern.  If matches pattern returns true.
+// All entries should match this pattern.  If matches pattern returns true.
+function findPattern(text) { 
   const patt = /^\s{0,2}-\s\[.*?\]\(.*?\) (`⚠` )?- .{0,249}?\.( \(\[(Demo|Source Code|Clients)\]\([^)]*\)(, \[(Source Code|Clients)\]\([^)]*\))?(, \[(Source Code|Clients)\]\([^)]*\))*\))? \`.*?\` \`.*?\`$/;
   if (patt.test(text) === true) {
     return true;
@@ -24,47 +50,182 @@ function findPattern(text) { // All entries should match this pattern.  If match
   return false;
 }
 
-function entryErrorCheck(md) {
-  const namepatt = /^\s{0,2}-\s\[(.*?)\]/; // regex pattern to find name of entryArray
-  const entries = split(md); // Inserts each line into the entries array
+// Parses SPDX identifiers from list of licenses
+function parseLicense(md) {
+  const patt = /^- `(.*)` - .*/
+  return patt.exec(md)[1]
+}
+
+//Tests '- [Name](http://homepage/)'
+function testMainLink(text) { 
+  let testA = /(^ {0,2}- \[.*?\]\(.*\))(?=.?-? ?\w)/;
+  const testA1 = /(- \[.*?\]?\(?.*?\)?)( .*$)/;
+    if (testA.test(text) === false) {
+    let a1 = testA1.exec(text)[2];
+    return chalk.red.underline(text.replace(a1, ''))
+  }
+  return chalk.green(testA.exec(text)[1])
+}
+
+//Tests  '`⚠` - Short description, less than 250 characters.'
+function testDescription(text) { 
+  const testB = /( - .*\. )(?:(\(?\[?|\`))/;
+  const testA1 = /(- \[.*?\]?\(?.*?\)?)( .*$)/;
+  const testB2 = /((\(\[|\`).*$)/;
+  if (testB.test(text) === false) {
+    let b1 = testA1.exec(text)[1];
+    let b2 = testB2.exec(text)[1];
+    return chalk.red.underline(text.replace(b1, '').replace(b2, ''))
+  } 
+  return chalk.green(testB.exec(text)[1])
+}
+
+//If present, tests '([Demo](http://url.to/demo), [Source Code](http://url.of/source/code), [Clients](https://url.to/list/of/related/clients-or-apps))'
+function testSrcDemCli(text) { 
+  let testC = text.search(/\(\[|\)\,|\)\)/);
+  let testD = /(?<=\w. )(\(\[(Demo|Source Code|Clients)\]\([^)]*\)(, \[(Source Code|Clients)\]\([^)]*\))?(, \[(Source Code|Clients)\]\([^)]*\))*\))(?= \`?)/;
+  const testD1 = /(^.*\.)(?= )/;
+  const testD2 = /(\`.*\` \`.*\`$)/;
+  if ((testC > -1) && (testD.test(text) === false)) {
+    let d1 = testD1.exec(text)[1];
+    let d2 = testD2.exec(text)[1];
+    return chalk.red.underline(text.replace(d1+' ', '').replace(d2, ''))
+} else if (testC > -1) {
+  return chalk.green(testD.exec(text)[1])
+}
+return ""
+}
+
+// Tests '`License` `Language`'
+function testLangLic(text) { 
+  const testD2 = /(\`.*\` \`.*\`$)/;
+  let testE = testD2.test(text);
+  const testE1 = /(^[^`]*)/;
+  if (testE === false) {
+    let e1 = testE1.exec(text)[1];
+    return chalk.red.underline(text.replace(e1, ''))
+  }
+  return chalk.green(testD2.exec(text)[1])
+}
+
+//Runs all the syntax tests...
+function findError(text) {
+  let res
+  res = testMainLink(text)
+  res += testDescription(text)
+  res += testSrcDemCli(text)
+  res += testLangLic(text)
+  return res + `\n`
+}
+//Check if license is in the list of licenses.
+function testLicense(md) {
+  const regex = /.*\`(.*)\` \`.*\`$/;
+  return licenses.has(regex.exec(md)[1])
+}
+
+//Parses name from entry
+function parseName(md) {
+  const regex = /^\W*(.*?)\W/
+  return regex.exec(md)[1]
+}
+
+function entryErrorCheck() {
+  const lines = split(readme); // Inserts each line into the entries array
   let totalFail = 0;
   let totalPass = 0;
   let total = 0;
-  const entryArray = [];
-  if (entries[0] === "") {
-    console.log("0 Entries")
+  let failed = [];
+  let entries = [];
+  let diffEntries = [];
+
+  if (lines[0] === "") {
+    console.log(chalk.red("0 Entries Found"))
     process.exit(0)
   }
-  for (let i = 0, len = entries.length; i < len; i += 1) { // Loop to create array of objects
-    entryArray[i] = new Object;
-    entryArray[i].raw = entries[i];
-    if (entryFilter(entries[i]) === true) { // filter out lines that don't start with * [)
-      total += 1;
-      entryArray[i].name = namepatt.exec(entries[i])[1]; // Parses name of entry
-      entryArray[i].pass = findPattern(entries[i]); // Tests against known patterns
-      if (entryArray[i].pass === true) { // If entry passes increment totalPass counter
-        totalPass += 1;
-      } else {
-        console.log(`${entryArray[i].name} Failed.`); // If entry fails increment totalFail counter and append error to issuelog
-        // entryArray[i].error = findError(entries[i]) //WIP
-        totalFail += 1;
-        issuelog += `${entryArray[i].name} | ${entries[i]} \\n`;
-        fails += `${entries[i]} \n\n`;
-      }
+  for (let i = 0; i < lines.length; i ++) { // Loop through array of lines
+    if (entryFilter(lines[i]) === true) { // filter out lines that don't start with * [)
+      e = {};
+      e.raw = lines[i];
+      e.line = i
+      entries.push(e);
+    } else if (licenseFilter(lines[i]) === true) {
+      licenses.add(parseLicense(lines[i]))
     }
   }
-  if (totalFail > 0) { // Logs # passed & failed to console, and failures to syntaxcheck.json
-    console.log(`${totalFail} Failed, ${totalPass} Passed, of ${total}\n-----------------------------`);
-    console.log(fails)
-    log += ` "error": true,\n  "title": "Found ${totalFail} entries with syntax error(s).",\n`;
-    fs.writeFileSync('syntaxcheck.json', `${log} ${issuelog} "\n}`);
-    process.exit(1);
-  } else { // Logs # of entries passed to console and error: false to syntaxcheck.json
-    console.log(`${totalFail} Failed, ${totalPass} Passed, of ${total} \n`);
-    log += '  "error": false\n}';
-    fs.writeFileSync('syntaxcheck.json', log);
-    process.exit(0);
+
+  if (pr === true) {
+    console.log(chalk.cyan("Only testing the diff from the PR."))
+    const diffLines = split(diff); // Inserts each line of diff into an array
+    for (let l of diffLines) {
+      if (entryFilter(l) === true) { // filter out lines that don't start with * [)
+      e = {};
+      e.raw = l;
+      diffEntries.push(e);
+      } else if (licenseFilter(l) === true) {
+        licenses.add(parseLicense(l))
+      }
+    }
+    total = diffEntries.length
+    for (let e of diffEntries) {
+      e.pass = true
+      e.name = parseName(e.raw)
+      if (!findPattern(e.raw)) {
+        e.highlight = findError(e.raw);
+        e.pass = false;
+        console.log(`${e.highlight}`)
+      }
+      e.licenseTest = testLicense(e.raw);
+      if (e.licenseTest === false) {
+        e.pass = false;
+        console.log(chalk.yellow(`${e.name}'s license is not on License list.`))
+      }
+      if (e.pass) {
+        totalPass++
+      } else {
+        totalFail++
+      }
+   }
+  } else {
+    console.log(chalk.cyan("Testing entire README.md"))
+    total = entries.length
+    for (let e of entries) {
+      e.pass = true
+      e.name = parseName(e.raw)
+      if (!findPattern(e.raw)) {
+        e.highlight = findError(e.raw);
+        e.pass = false;
+        console.log(`${chalk.yellow(e.line)} ${e.highlight}`)
+      }
+      e.licenseTest = testLicense(e.raw);
+      if (e.licenseTest === false) {
+        e.pass = false;
+        console.log(chalk.yellow(`${e.line} ${e.name}'s license is not on License list.`))
+      }
+      if (e.pass) {
+        totalPass++
+      } else {
+        totalFail++
+      }
+   }
   }
+
+
+  if (totalFail > 0) {
+    console.log(chalk.blue(`\n-----------------------------\n`))
+    console.log(chalk.green("The portion of the entry with an error ") + chalk.underline.red("will be underlined and RED") + `\n`)
+    console.log(chalk.blue(`\n-----------------------------\n`))
+    console.log(chalk.red(`${totalFail} Failed, `) + chalk.green(`${totalPass} Passed, `) + chalk.blue(`of ${total}`))
+    console.log(chalk.blue(`\n-----------------------------\n`))
+    process.exit(1);
+  } else {
+    console.log(chalk.blue(`\n-----------------------------\n`))
+    console.log(chalk.green(`${totalPass} Passed of ${total}`))
+    console.log(chalk.blue(`\n-----------------------------\n`))
+    process.exit(0)
+  }
+
+  
 }
 
-entryErrorCheck(file);
+parseArgs(process.argv)
+entryErrorCheck();