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Diffstat (limited to 'devtools/client/debugger/src/components/SecondaryPanes/tests/CommandBar.spec.js')
-rw-r--r-- | devtools/client/debugger/src/components/SecondaryPanes/tests/CommandBar.spec.js | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/devtools/client/debugger/src/components/SecondaryPanes/tests/CommandBar.spec.js b/devtools/client/debugger/src/components/SecondaryPanes/tests/CommandBar.spec.js new file mode 100644 index 0000000000..b82997eb9a --- /dev/null +++ b/devtools/client/debugger/src/components/SecondaryPanes/tests/CommandBar.spec.js @@ -0,0 +1,78 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at <http://mozilla.org/MPL/2.0/>. */ + +import React from "devtools/client/shared/vendor/react"; +import { shallow } from "enzyme"; +import CommandBar from "../CommandBar"; + +describe("CommandBar", () => { + it("f8 key command calls props.breakOnNext when not in paused state", () => { + const props = { + breakOnNext: jest.fn(), + resume: jest.fn(), + isPaused: false, + }; + const mockEvent = { + preventDefault: jest.fn(), + stopPropagation: jest.fn(), + }; + + // The "on" spy will see all the keyboard listeners being registered by + // the shortcuts.on function + const context = { shortcuts: { on: jest.fn() } }; + + shallow(React.createElement(CommandBar.WrappedComponent, props), { + context, + }); + + // get the keyboard event listeners recorded from the "on" spy. + // this will be an array where each item is itself a two item array + // containing the key code and the corresponding handler for that key code + const keyEventHandlers = context.shortcuts.on.mock.calls; + + // simulate pressing the F8 key by calling the F8 handlers + keyEventHandlers + .filter(i => i[0] === "F8") + .forEach(([_, handler]) => { + handler(mockEvent); + }); + + expect(props.breakOnNext).toHaveBeenCalled(); + expect(props.resume).not.toHaveBeenCalled(); + }); + + it("f8 key command calls props.resume when in paused state", () => { + const props = { + breakOnNext: jest.fn(), + resume: jest.fn(), + isPaused: true, + }; + const mockEvent = { + preventDefault: jest.fn(), + stopPropagation: jest.fn(), + }; + + // The "on" spy will see all the keyboard listeners being registered by + // the shortcuts.on function + const context = { shortcuts: { on: jest.fn() } }; + + shallow(React.createElement(CommandBar.WrappedComponent, props), { + context, + }); + + // get the keyboard event listeners recorded from the "on" spy. + // this will be an array where each item is itself a two item array + // containing the key code and the corresponding handler for that key code + const keyEventHandlers = context.shortcuts.on.mock.calls; + + // simulate pressing the F8 key by calling the F8 handlers + keyEventHandlers + .filter(i => i[0] === "F8") + .forEach(([_, handler]) => { + handler(mockEvent); + }); + expect(props.resume).toHaveBeenCalled(); + expect(props.breakOnNext).not.toHaveBeenCalled(); + }); +}); |