/**
 * @fileoverview Tests for checkstyle reporter.
 * @author Ian Christian Myers
 */

"use strict";

//------------------------------------------------------------------------------
// Requirements
//------------------------------------------------------------------------------

const assert = require("chai").assert,
    formatter = require("../../../../lib/cli-engine/formatters/checkstyle");

//------------------------------------------------------------------------------
// Tests
//------------------------------------------------------------------------------

describe("formatter:checkstyle", () => {
    describe("when passed a single message", () => {
        const code = [{
            filePath: "foo.js",
            messages: [{
                message: "Unexpected foo.",
                severity: 2,
                line: 5,
                column: 10,
                ruleId: "foo"
            }]
        }];

        it("should return a string in the format filename: line x, col y, Error - z for errors", () => {
            const result = formatter(code);

            assert.strictEqual(result, "<?xml version=\"1.0\" encoding=\"utf-8\"?><checkstyle version=\"4.3\"><file name=\"foo.js\"><error line=\"5\" column=\"10\" severity=\"error\" message=\"Unexpected foo. (foo)\" source=\"eslint.rules.foo\" /></file></checkstyle>");
        });

        it("should return a string in the format filename: line x, col y, Warning - z for warnings", () => {
            code[0].messages[0].severity = 1;
            const result = formatter(code);

            assert.strictEqual(result, "<?xml version=\"1.0\" encoding=\"utf-8\"?><checkstyle version=\"4.3\"><file name=\"foo.js\"><error line=\"5\" column=\"10\" severity=\"warning\" message=\"Unexpected foo. (foo)\" source=\"eslint.rules.foo\" /></file></checkstyle>");
        });
    });

    describe("when passed a message with XML control characters", () => {
        const code = [{
            filePath: "<>&\"'.js",
            messages: [{
                fatal: true,
                message: "Unexpected <>&\"'\b\t\n\f\r牛逼.",
                line: "<",
                column: ">",
                ruleId: "foo"
            }]
        }];

        it("should return a string in the format filename: line x, col y, Error - z", () => {
            const result = formatter(code);

            assert.strictEqual(result, "<?xml version=\"1.0\" encoding=\"utf-8\"?><checkstyle version=\"4.3\"><file name=\"&lt;&gt;&amp;&quot;&apos;.js\"><error line=\"&lt;\" column=\"&gt;\" severity=\"error\" message=\"Unexpected &lt;&gt;&amp;&quot;&apos;&#8;&#9;&#10;&#12;&#13;&#29275;&#36924;. (foo)\" source=\"eslint.rules.foo\" /></file></checkstyle>");
        });
    });

    describe("when passed a fatal error message", () => {
        const code = [{
            filePath: "foo.js",
            messages: [{
                fatal: true,
                message: "Unexpected foo.",
                line: 5,
                column: 10,
                ruleId: "foo"
            }]
        }];

        it("should return a string in the format filename: line x, col y, Error - z", () => {
            const result = formatter(code);

            assert.strictEqual(result, "<?xml version=\"1.0\" encoding=\"utf-8\"?><checkstyle version=\"4.3\"><file name=\"foo.js\"><error line=\"5\" column=\"10\" severity=\"error\" message=\"Unexpected foo. (foo)\" source=\"eslint.rules.foo\" /></file></checkstyle>");
        });
    });

    describe("when passed multiple messages", () => {
        const code = [{
            filePath: "foo.js",
            messages: [{
                message: "Unexpected foo.",
                severity: 2,
                line: 5,
                column: 10,
                ruleId: "foo"
            }, {
                message: "Unexpected bar.",
                severity: 1,
                line: 6,
                column: 11,
                ruleId: "bar"
            }]
        }];

        it("should return a string with multiple entries", () => {
            const result = formatter(code);

            assert.strictEqual(result, "<?xml version=\"1.0\" encoding=\"utf-8\"?><checkstyle version=\"4.3\"><file name=\"foo.js\"><error line=\"5\" column=\"10\" severity=\"error\" message=\"Unexpected foo. (foo)\" source=\"eslint.rules.foo\" /><error line=\"6\" column=\"11\" severity=\"warning\" message=\"Unexpected bar. (bar)\" source=\"eslint.rules.bar\" /></file></checkstyle>");
        });
    });

    describe("when passed multiple files with 1 message each", () => {
        const code = [{
            filePath: "foo.js",
            messages: [{
                message: "Unexpected foo.",
                severity: 2,
                line: 5,
                column: 10,
                ruleId: "foo"
            }]
        }, {
            filePath: "bar.js",
            messages: [{
                message: "Unexpected bar.",
                severity: 1,
                line: 6,
                column: 11,
                ruleId: "bar"
            }]
        }];

        it("should return a string with multiple entries", () => {
            const result = formatter(code);

            assert.strictEqual(result, "<?xml version=\"1.0\" encoding=\"utf-8\"?><checkstyle version=\"4.3\"><file name=\"foo.js\"><error line=\"5\" column=\"10\" severity=\"error\" message=\"Unexpected foo. (foo)\" source=\"eslint.rules.foo\" /></file><file name=\"bar.js\"><error line=\"6\" column=\"11\" severity=\"warning\" message=\"Unexpected bar. (bar)\" source=\"eslint.rules.bar\" /></file></checkstyle>");
        });
    });

    describe("when passing single message without rule id", () => {
        const code = [{
            filePath: "foo.js",
            messages: [{
                message: "Unexpected foo.",
                severity: 2,
                line: 5,
                column: 10
            }]
        }];

        it("should return a string in the format filename: line x, col y, Error - z for errors", () => {
            const result = formatter(code);

            assert.strictEqual(result, "<?xml version=\"1.0\" encoding=\"utf-8\"?><checkstyle version=\"4.3\"><file name=\"foo.js\"><error line=\"5\" column=\"10\" severity=\"error\" message=\"Unexpected foo.\" source=\"\" /></file></checkstyle>");
        });
    });

    describe("when passing single message without line and column", () => {
        const code = [{
            filePath: "foo.js",
            messages: [{
                message: "Unexpected foo.",
                severity: 2,
                ruleId: "foo"
            }]
        }];

        it("should return line and column as 0 instead of undefined", () => {
            const result = formatter(code);

            assert.strictEqual(result, "<?xml version=\"1.0\" encoding=\"utf-8\"?><checkstyle version=\"4.3\"><file name=\"foo.js\"><error line=\"0\" column=\"0\" severity=\"error\" message=\"Unexpected foo. (foo)\" source=\"eslint.rules.foo\" /></file></checkstyle>");
        });
    });
});