flow like the river

BACK_BACK/node_modules/ansi-to-html/test/cli.js

@@ -0,0 +1,110 @@
+'use strict';
+const childProcess = require('child_process');
+const {EOL} = require('os');
+const {expect} = require('chai');
+
+function getColorCmd(cmd, args, {shortFlags} = {}) {
+    const flags = Object.entries(args || {}).reduce((s, [flag, value]) => {
+        return s + `${shortFlags ? '-' : '--'}${flag} ${value} `;
+    }, '');
+    const cmds = {
+        darwin: `CLICOLOR_FORCE="1" ${cmd} | node lib/cli ${flags}`,
+        linux: `CLICOLOR="1" ${cmd} | node lib/cli ${flags}`,
+        // for win32 compatibility, make sure there is no space between the cmd and the pipe
+        win32: `${cmd}| node lib/cli ${flags}`
+    };
+    return cmds[process.platform];
+}
+
+function echo(str) {
+    if (process.platform === 'win32') {
+        return `echo ${str}`;
+    }
+    return `echo "${str}"`;
+}
+
+function runCLI (cmd, args) {
+    return new Promise((resolve, reject) => {
+        childProcess.exec(cmd, {
+            ...args,
+            timeout: 10000
+        }, (err, stdout, stderr) => {
+            if (err) {
+                return reject(err);
+            }
+
+            if (stderr) {
+                return reject(stderr);
+            }
+
+            resolve(stdout);
+        });
+    });
+}
+
+function runColorCLI (data, args, opts) {
+    return runCLI(getColorCmd(data, args, opts));
+}
+
+describe('cli', function () {
+    it('converts colors', async function () {
+        const data = echo('what\u001b[0;31m what?');
+        const result = `what<span style="color:#A00"> what?${EOL}</span>`;
+
+        const stdout = await runColorCLI(data);
+        expect(stdout).to.equal(result);
+    });
+
+    it('works with flags', async function () {
+        const data = echo('test\ntest\n');
+        // Has an additional line break relative to programmatic, due to `echo`
+        const result = 'test<br/>test<br/><br/>';
+
+        const stdout = await runColorCLI(data, {newline: ''});
+        expect(stdout).to.equal(result);
+    });
+
+    it('works with multiple flags', async function () {
+        const data = echo('test\n<test\n');
+        // Has an additional line break relative to programmatic, due to `echo`
+        const result = 'test<br/>&lt;test<br/><br/>';
+
+        let stdout = await runColorCLI(
+            data, {
+                newline: '', escapeXML: '', fg: '"#FAF"', bg: '"#0F0"'
+            }
+        );
+        expect(stdout).to.equal(result);
+        stdout = await runColorCLI(
+            data, {
+                n: '', x: '', f: '"#FAF"', b: '"#0F0"'
+            },
+            {shortFlags: true}
+        );
+        expect(stdout).to.equal(result);
+    });
+
+    it('prints version', async function () {
+        const result = '0.6.14\n';
+        let stdout = await runCLI('node lib/cli --version');
+        expect(stdout).to.equal(result);
+        stdout = await runCLI('node lib/cli -v');
+        expect(stdout).to.equal(result);
+    });
+
+    it('prints help', async function () {
+        const result = 'ansi-to-html [options] [file]';
+        let stdout = await runCLI('node lib/cli --help');
+        expect(stdout).to.contain(result);
+        stdout = await runCLI('node lib/cli -h');
+        expect(stdout).to.contain(result);
+    });
+
+    it('works with a file', async function () {
+        // Has an additional line break relative to programmatic, due to `echo`
+        const result = 'test\ntest\n';
+
+        const stdout = await runCLI('node lib/cli test/fixtures/data.txt');
+        expect(stdout).to.equal(result);
+    });
+});