test(skip): add test

test/plugins/groupTasks/skipSpec.js

@@ -0,0 +1,77 @@
+'use strict';
+
+const proxyquire = require('proxyquire');
+const fakeArgv = { 'skip-bar': true };
+const skip = proxyquire('../../../lib/plugins/groupTasks/skip', {
+  '../../argv': fakeArgv,
+});
+const STATE_SKIP = false;
+const STATE_DO_NOT_SKIP = true;
+
+describe('skipFactory', () => {
+  it('returns a skip function', () => {
+    expect(typeof skip('foo')).toBe('function');
+  });
+});
+
+describe('skip', () => {
+  it('does not skip non-matching tasks', () => {
+    const task = {
+      displayName: 'bar:foo',
+    };
+
+    expect(skip('bar')(task)).toBe(STATE_DO_NOT_SKIP);
+  });
+
+  it('does not skip tasks with non-matching subcategory', () => {
+    const task = {
+      displayName: 'foo:lorem:bar',
+    };
+
+    expect(skip('foo')(task)).toBe(STATE_DO_NOT_SKIP);
+  });
+
+  it('does not skip tasks with non-matching basename', () => {
+    const task = {
+      displayName: 'foo:bar',
+    };
+
+    expect(skip('lorem')(task)).toBe(STATE_DO_NOT_SKIP);
+  });
+
+  it('does not skip non-matching tasks of subcategory', () => {
+    fakeArgv['skip-foo:lorem'] = true;
+
+    const task = {
+      displayName: 'foo:foo:ipsum',
+    };
+
+    expect(skip('foo')(task)).toBe(STATE_DO_NOT_SKIP);
+  });
+
+  it('skips matching tasks', () => {
+    const task = {
+      displayName: 'foo:bar',
+    };
+
+    expect(skip('foo')(task)).toBe(STATE_SKIP);
+  });
+
+  it('skips tasks matching by subcategory', () => {
+    const task = {
+      displayName: 'foo:bar:lorem',
+    };
+
+    expect(skip('foo')(task)).toBe(STATE_SKIP);
+  });
+
+  it('skips tasks matching by subcategory and taskname', () => {
+    fakeArgv['skip-foo:lorem'] = true;
+
+    const task = {
+      displayName: 'foo:foo:lorem',
+    };
+
+    expect(skip('foo')(task)).toBe(STATE_SKIP);
+  });
+});