diff options
Diffstat (limited to 'devtools/client/responsive/test/xpcshell/test_add_viewport.js')
-rw-r--r-- | devtools/client/responsive/test/xpcshell/test_add_viewport.js | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/devtools/client/responsive/test/xpcshell/test_add_viewport.js b/devtools/client/responsive/test/xpcshell/test_add_viewport.js new file mode 100644 index 0000000000..c9a6d9500b --- /dev/null +++ b/devtools/client/responsive/test/xpcshell/test_add_viewport.js @@ -0,0 +1,24 @@ +/* Any copyright is dedicated to the Public Domain. + http://creativecommons.org/publicdomain/zero/1.0/ */ + +"use strict"; + +// Test adding viewports to the page. + +const { + addViewport, +} = require("resource://devtools/client/responsive/actions/viewports.js"); + +add_task(async function () { + const store = Store(); + const { getState, dispatch } = store; + + equal(getState().viewports.length, 0, "Defaults to no viewpots at startup"); + + dispatch(addViewport()); + equal(getState().viewports.length, 1, "One viewport total"); + + // For the moment, there can be at most one viewport. + dispatch(addViewport()); + equal(getState().viewports.length, 1, "One viewport total, again"); +}); |