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test: refactor head tests to AVA (#600)
This commit is contained in:
Nate Fischer
Brandon Freitag
parent
c51abffc5c
commit
1cdb051876
120
ava-test/head.js
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120
ava-test/head.js
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@ -0,0 +1,120 @@
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import fs from 'fs';
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import test from 'ava';
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import shell from '..';
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shell.config.silent = true;
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//
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// Invalids
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//
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test('no args', t => {
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const result = shell.head();
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t.truthy(shell.error());
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t.is(result.code, 1);
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});
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test('file does not exist', t => {
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t.falsy(fs.existsSync('/asdfasdf')); // sanity check
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const result = shell.head('/adsfasdf'); // file does not exist
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t.truthy(shell.error());
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t.is(result.code, 1);
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});
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//
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// Valids
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//
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const topOfFile1 = ['file1 1', 'file1 2', 'file1 3', 'file1 4', 'file1 5',
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'file1 6', 'file1 7', 'file1 8', 'file1 9', 'file1 10',
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'file1 11', 'file1 12', 'file1 13', 'file1 14', 'file1 15',
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'file1 16', 'file1 17', 'file1 18', 'file1 19', 'file1 20'];
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const topOfFile2 = ['file2 1', 'file2 2', 'file2 3', 'file2 4', 'file2 5',
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'file2 6', 'file2 7', 'file2 8', 'file2 9', 'file2 10',
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'file2 11', 'file2 12', 'file2 13', 'file2 14', 'file2 15',
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'file2 16', 'file2 17', 'file2 18', 'file2 19', 'file2 20'];
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test('simple', t => {
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const result = shell.head('resources/head/file1.txt');
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t.falsy(shell.error());
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t.is(result.code, 0);
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t.is(result.toString(), topOfFile1.slice(0, 10).join('\n') + '\n');
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});
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test('multiple files', t => {
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const result = shell.head('resources/head/file2.txt',
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'resources/head/file1.txt');
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t.falsy(shell.error());
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t.is(result.code, 0);
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t.is(result.toString(), topOfFile2
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.slice(0, 10)
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.concat(topOfFile1.slice(0, 10))
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.join('\n') + '\n');
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});
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test('multiple files, array syntax', t => {
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const result = shell.head(['resources/head/file2.txt',
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'resources/head/file1.txt']);
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t.falsy(shell.error());
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t.is(result.code, 0);
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t.is(result.toString(), topOfFile2
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.slice(0, 10)
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.concat(topOfFile1.slice(0, 10))
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.join('\n') + '\n');
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});
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test('reading more lines than are in the file (no trailing newline)', t => {
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const result = shell.head('resources/file2', 'resources/file1');
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t.falsy(shell.error());
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t.is(result.code, 0);
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t.is(result.toString(), 'test2\ntest1'); // these files only have one line (no \n)
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});
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test('reading more lines than are in the file (with trailing newline)', t => {
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const result = shell.head('resources/head/shortfile2',
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'resources/head/shortfile1');
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t.falsy(shell.error());
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t.is(result.code, 0);
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t.is(result.toString(), 'short2\nshort1\n'); // these files only have one line (with \n)
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});
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test('Globbed file', t => {
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const result = shell.head('resources/head/file?.txt');
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t.falsy(shell.error());
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t.is(result.code, 0);
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t.is(result.toString(), topOfFile1
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.slice(0, 10)
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.concat(topOfFile2.slice(0, 10))
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.join('\n') + '\n');
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});
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test('With `\'-n\' <num>` option', t => {
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const result = shell.head('-n', 4, 'resources/head/file2.txt',
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'resources/head/file1.txt');
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t.falsy(shell.error());
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t.is(result.code, 0);
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t.is(result.toString(), topOfFile2
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.slice(0, 4)
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.concat(topOfFile1.slice(0, 4))
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.join('\n') + '\n');
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});
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test('With `{\'-n\': <num>}` option', t => {
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const result = shell.head({ '-n': 4 }, 'resources/head/file2.txt',
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'resources/head/file1.txt');
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t.falsy(shell.error());
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t.is(result.code, 0);
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t.is(result.toString(), topOfFile2
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.slice(0, 4)
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.concat(topOfFile1.slice(0, 4))
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.join('\n') + '\n');
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});
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test('negative values (-num) are the same as (numLines - num)', t => {
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const result = shell.head('-n', -46, 'resources/head/file1.txt');
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t.falsy(shell.error());
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t.is(result.code, 0);
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t.is(result.toString(), 'file1 1\nfile1 2\nfile1 3\nfile1 4\n');
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});
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113
test/head.js
113
test/head.js
@ -1,113 +0,0 @@
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var shell = require('..');
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var assert = require('assert');
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var fs = require('fs');
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shell.config.silent = true;
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shell.rm('-rf', 'tmp');
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shell.mkdir('tmp');
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var result;
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//
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// Invalids
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//
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result = shell.head();
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assert.ok(shell.error());
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assert.equal(result.code, 1);
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assert.equal(fs.existsSync('/asdfasdf'), false); // sanity check
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result = shell.head('/adsfasdf'); // file does not exist
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assert.ok(shell.error());
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assert.equal(result.code, 1);
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//
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// Valids
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//
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var topOfFile1 = ['file1 1', 'file1 2', 'file1 3', 'file1 4', 'file1 5',
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'file1 6', 'file1 7', 'file1 8', 'file1 9', 'file1 10',
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'file1 11', 'file1 12', 'file1 13', 'file1 14', 'file1 15',
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'file1 16', 'file1 17', 'file1 18', 'file1 19', 'file1 20'];
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var topOfFile2 = ['file2 1', 'file2 2', 'file2 3', 'file2 4', 'file2 5',
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'file2 6', 'file2 7', 'file2 8', 'file2 9', 'file2 10',
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'file2 11', 'file2 12', 'file2 13', 'file2 14', 'file2 15',
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'file2 16', 'file2 17', 'file2 18', 'file2 19', 'file2 20'];
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// simple
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result = shell.head('resources/head/file1.txt');
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assert.equal(shell.error(), null);
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assert.equal(result.code, 0);
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assert.equal(result, topOfFile1.slice(0, 10).join('\n') + '\n');
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// multiple files
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result = shell.head('resources/head/file2.txt', 'resources/head/file1.txt');
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assert.equal(shell.error(), null);
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assert.equal(result.code, 0);
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assert.equal(result, topOfFile2
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.slice(0, 10)
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.concat(topOfFile1.slice(0, 10))
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.join('\n') + '\n'
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);
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// multiple files, array syntax
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result = shell.head(['resources/head/file2.txt', 'resources/head/file1.txt']);
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assert.equal(shell.error(), null);
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assert.equal(result.code, 0);
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assert.equal(result, topOfFile2
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.slice(0, 10)
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.concat(topOfFile1.slice(0, 10))
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.join('\n') + '\n'
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);
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// reading more lines than are in the file (no trailing newline)
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result = shell.head('resources/file2', 'resources/file1');
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assert.equal(shell.error(), null);
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assert.equal(result.code, 0);
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assert.equal(result, 'test2\ntest1'); // these files only have one line (no \n)
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// reading more lines than are in the file (with trailing newline)
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result = shell.head('resources/head/shortfile2', 'resources/head/shortfile1');
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assert.equal(shell.error(), null);
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assert.equal(result.code, 0);
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assert.equal(result, 'short2\nshort1\n'); // these files only have one line (with \n)
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// Globbed file
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result = shell.head('resources/head/file?.txt');
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assert.equal(shell.error(), null);
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assert.equal(result.code, 0);
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assert.equal(result, topOfFile1
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.slice(0, 10)
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.concat(topOfFile2.slice(0, 10))
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.join('\n') + '\n'
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);
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// With `'-n' <num>` option
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result = shell.head('-n', 4, 'resources/head/file2.txt', 'resources/head/file1.txt');
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assert.equal(shell.error(), null);
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assert.equal(result.code, 0);
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assert.equal(result, topOfFile2
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.slice(0, 4)
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.concat(topOfFile1.slice(0, 4))
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.join('\n') + '\n'
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);
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// With `{'-n': <num>}` option
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result = shell.head({ '-n': 4 }, 'resources/head/file2.txt', 'resources/head/file1.txt');
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assert.equal(shell.error(), null);
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assert.equal(result.code, 0);
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assert.equal(result, topOfFile2
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.slice(0, 4)
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.concat(topOfFile1.slice(0, 4))
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.join('\n') + '\n'
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);
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// negative values (-num) are the same as (numLines - num)
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result = shell.head('-n', -46, 'resources/head/file1.txt');
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assert.equal(shell.error(), null);
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assert.equal(result.code, 0);
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assert.equal(result, 'file1 1\nfile1 2\nfile1 3\nfile1 4\n');
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shell.exit(123);
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