pretty-print-summary.js

/*jslint node */
/*eslint-disable func-names */

"use strict";

const {test} = require("tap");
const chalk = require("chalk");
const ansiStyles = require("ansi-styles");

const prettyPrintSummary = require("../src/pretty-print-summary");

const basicColorSupport = 1;

test("prettyPrintSummary()", function (t) {
    const result = prettyPrintSummary({
        numbers: {
            totalFiles: 15,
            filesWithWarnings: 4,
            totalWarnings: 8
        },
        usedLinters: ["linterA", "linterB"]
    });

    t.strictSame(
        result,
        `Used linters: linterA, linterB

Total files checked: 15
Files with warnings: 4

Total warnings: 8
`,
        "should pretty print summary"
    );

    t.end();
});

test("prettyPrintSummary()", function (t) {
    const resultWithoutFiles = prettyPrintSummary({usedLinters: []});

    t.strictSame(
        resultWithoutFiles,
        "Nothing to check\n",
        "should pretty print if there were no used linters"
    );

    t.end();
});

test("prettyPrintSummary()", function (t) {
    const result = prettyPrintSummary({
        numbers: {
            totalFiles: 15,
            filesWithWarnings: 4,
            totalWarnings: 8
        },
        usedLinters: [
            "linterNameA",
            "linterNameB",
            "linterNameC",
            "longLinterNameD",
            "linterNameE",
            "linterNameF",
            "linterNameG",
            "linterNameH",
            "linterNameI",
            "linterNameJ"
        ]
    });

    t.strictSame(
        result,
        `Used linters: linterNameA, linterNameB, linterNameC, longLinterNameD,
linterNameE, linterNameF, linterNameG, linterNameH, linterNameI, linterNameJ

Total files checked: 15
Files with warnings: 4

Total warnings: 8
`,
        "should wrap lines to 80 characters"
    );

    t.end();
});

test("prettyPrintSummary()", function (t) {
    // eslint-disable-next-line fp/no-mutation
    chalk.level = basicColorSupport;

    const badResult = prettyPrintSummary({
        numbers: {
            totalFiles: 15,
            filesWithWarnings: 4,
            totalWarnings: 8
        },
        usedLinters: ["linterA", "linterB"]
    });

    t.strictSame(
        badResult,
        `Used linters: linterA, linterB

Total files checked: 15
Files with warnings: 4

${ansiStyles.red.open}Total warnings: 8${ansiStyles.red.close}
`,
        "should use red color if there are warnings"
    );

    const goodResult = prettyPrintSummary({
        numbers: {
            totalFiles: 15,
            filesWithWarnings: 0,
            totalWarnings: 0
        },
        usedLinters: ["linterA", "linterB"]
    });

    t.strictSame(
        goodResult,
        `Used linters: linterA, linterB

Total files checked: 15
Files with warnings: 0

${ansiStyles.green.open}Total warnings: 0${ansiStyles.green.close}
`,
        "should use green color if there are no warnings"
    );

    t.end();
});