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/* c8 ignore start */
const Mocha = require('mocha');
const {
EVENT_RUN_BEGIN,
EVENT_RUN_END,
EVENT_TEST_BEGIN,
EVENT_TEST_END,
EVENT_TEST_FAIL,
EVENT_TEST_PASS,
EVENT_SUITE_BEGIN,
EVENT_SUITE_END
} = Mocha.Runner.constants;
// See: https://stackoverflow.com/questions/9781218/how-to-change-node-jss-console-font-color
let disableColor = false; //!(process.stdout.isTTY);
process.argv.forEach((arg) => {
if (arg === "--no-color") { disableColor = true; }
});
const Colors = {
"blue": "\x1b[0;34m",
"blue+": "\x1b[0;1;34m",
"cyan": "\x1b[0;36m",
"cyan+": "\x1b[0;1;36m",
"green": "\x1b[0;32m",
"green+": "\x1b[0;1;32m",
"magenta-": "\x1b[0;2;35m",
"magenta": "\x1b[0;35m",
"magenta+": "\x1b[0;1;35m",
"red": "\x1b[0;31m",
"red+": "\x1b[0;1;31m",
"yellow": "\x1b[0;33m",
"yellow+": "\x1b[0;1;33m",
"dim": "\x1b[0;2;37m",
"bold": "\x1b[0;1;37m",
"normal": "\x1b[0m"
};
function colorify(text) {
return unescapeColor(text.replace(/(<([a-z+]+)>)/g, (all, _, color) => {
if (disableColor) { return ""; }
const seq = Colors[color];
if (seq == null) {
console.log("UNKNOWN COLOR:", color);
return "";
}
return seq;
})) + (disableColor ? "": Colors.normal);
}
function escapeColor(text) {
return text.replace(/&/g, "&").replace(/</g, "<").replace(/>/g, ">");
}
function unescapeColor(text) {
return text.replace(/>/g, ">").replace(/</g, "<").replace(/&/g, "&");
}
function getString(value) {
if (value instanceof Error) {
return value.stack;
}
return String(value);
}
// To prevent environments from thinking we're dead due to lack of
// output, we force output after 20s
function getTime() { return (new Date()).getTime(); }
const KEEP_ALIVE = 20 * 1000;
// this reporter outputs test results, indenting two spaces per suite
class MyReporter {
constructor(runner) {
this._errors = [ ];
this._indents = 1;
this._lastLog = getTime();
this._lastPass = "";
this._lastPrefix = null;
this._lastPrefixHeader = null;
this._testLogs = [ ];
this._suiteLogs = [ ];
this._prefixCount = 0;
const stats = runner.stats;
runner.once(EVENT_RUN_BEGIN, () => {
}).on(EVENT_SUITE_BEGIN, (suite) => {
this._suiteLogs.push([ ]);
suite._ethersLog = (text) => {
this._suiteLogs[this._suiteLogs.length - 1].push(getString(text))
};
if (suite.title.trim()) {
this.log(`<blue+>Suite: ${ escapeColor(suite.title) }`)
}
this.increaseIndent();
}).on(EVENT_SUITE_END, (suite) => {
this.flush(true);
this.decreaseIndent();
const logs = this._suiteLogs.pop();
if (logs.length) {
logs.join("\n").split("\n").forEach((line) => {
this.log(` <magenta+>>> <dim>${ escapeColor(line) }`);
});
}
if (suite.title.trim()) { this.log(""); }
}).on(EVENT_TEST_BEGIN, (test) => {
this._testLogs.push([ ]);
test._ethersLog = (text) => {
this._testLogs[this._testLogs.length - 1].push(getString(text))
};
}).on(EVENT_TEST_END, (test) => {
const logs = this._testLogs.pop();
if (logs.length) {
this.flush(false);
logs.join("\n").split("\n").forEach((line) => {
this.log(` <cyan+>>> <cyan->${ escapeColor(line) }`);
});
}
}).on(EVENT_TEST_PASS, (test) => {
this.addPass(test.title);
}).on(EVENT_TEST_FAIL, (test, error) => {
this.flush();
this._errors.push({ test, error });
this.log(
` [ <red+>fail(${ this._errors.length }): <red>${ escapeColor(test.title) } - <normal>${ escapeColor(error.message) } ]`
);
}).once(EVENT_RUN_END, () => {
this.flush(true);
this.indent = 0;
if (this._errors.length) {
this._errors.forEach(({ test, error }, index) => {
this.log("<cyan+>---------------------");
this.log(`<red+>ERROR ${ index + 1 }: <red>${ escapeColor(test.title) }`);
this.log(escapeColor(error.toString()));
});
this.log("<cyan+>=====================");
}
const { duration, passes, failures } = stats;
const total = passes + failures;
this.log(`<bold>Done: <green+>${ passes }<green>/${ total } passed <red>(<red+>${ failures } <red>failed)`);
});
}
log(line) {
this._lastLog = getTime();
const indent = Array(this._indents).join(' ');
console.log(`${ indent }${ colorify(line) }`);
}
addPass(line) {
const prefix = line.split(":")[0];
if (prefix === this._lastPrefix) {
this._prefixCount++;
if (getTime() - this._lastLog > KEEP_ALIVE) {
const didLog = this.flush(false);
// Nothing was output, so show *something* so the
// environment knows we're still alive and kicking
if (!didLog) {
this.log(" <yellow>[ keep-alive; forced output ]")
}
}
} else {
this.flush(true);
this._lastPrefixHeader = null;
this._lastPrefix = prefix;
this._prefixCount = 1;
}
this._lastLine = line;
}
flush(reset) {
let didLog = false;
if (this._lastPrefix != null) {
if (this._prefixCount === 1 && this._lastPrefixHeader == null) {
this.log(escapeColor(this._lastLine));
didLog = true;
} else if (this._prefixCount > 0) {
if (this._lastPrefixHeader !== this._lastPrefix) {
this.log(`<cyan>${ escapeColor(this._lastPrefix) }:`);
this._lastPrefixHeader = this._lastPrefix;
}
this.log(` - ${ this._prefixCount } tests passed (prefix coalesced)`);
didLog = true;
}
}
if (reset) {
this._lastPrefixHeader = null;
this._lastPrefix = null;
}
this._prefixCount = 0;
return didLog;
}
increaseIndent() { this._indents++; }
decreaseIndent() { this._indents--; }
}
module.exports = MyReporter;
/* c8 ignore stop */
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