status-desktop/storybook/qmlTests/tests/tst_ModelEntryChangeTracker...

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import QtQuick 2.15
import QtTest 1.15
import StatusQ.Core.Utils 0.1
Item {
id: root
width: 600
height: 400
Component {
id: componentUnderTest
ModelEntryChangeTracker {
id: tracker
model: ListModel {
ListElement { key: "a"; name: "AA" }
ListElement { key: "b"; name: "BB" }
ListElement { key: "c"; name: "CC" }
}
role: "key"
key: "b"
readonly property SignalSpy itemChangedSpy: SignalSpy {
target: tracker
signalName: "itemChanged"
}
}
}
TestCase {
name: "ModelEntryChangeTracker"
function test_change() {
const tracker = createTemporaryObject(componentUnderTest, this)
compare(tracker.itemChangedSpy.count, 0)
tracker.model.setProperty(0, "name", "AAA")
compare(tracker.itemChangedSpy.count, 0)
compare(tracker.revision, 0)
tracker.model.setProperty(1, "name", "BBB")
compare(tracker.itemChangedSpy.count, 1)
compare(tracker.revision, 1)
}
function test_insertion() {
const tracker = createTemporaryObject(componentUnderTest, this,
{ key: "d" })
compare(tracker.itemChangedSpy.count, 0)
tracker.model.setProperty(0, "name", "AAA")
tracker.model.setProperty(1, "name", "BBB")
compare(tracker.itemChangedSpy.count, 0)
compare(tracker.revision, 0)
tracker.model.insert(1, { "key": "d", name: "DD" })
compare(tracker.itemChangedSpy.count, 0)
compare(tracker.revision, 0)
tracker.model.setProperty(1, "name", "DDD")
compare(tracker.itemChangedSpy.count, 1)
compare(tracker.revision, 1)
}
function test_reinitOnRemoval() {
const tracker = createTemporaryObject(componentUnderTest, this)
compare(tracker.itemChangedSpy.count, 0)
tracker.model.append({ "key": "b", name: "BB2" })
compare(tracker.itemChangedSpy.count, 0)
compare(tracker.revision, 0)
tracker.model.setProperty(3, "name", "BBB2")
compare(tracker.itemChangedSpy.count, 0)
compare(tracker.revision, 0)
tracker.model.remove(1)
compare(tracker.itemChangedSpy.count, 0)
compare(tracker.revision, 0)
tracker.model.setProperty(2, "name", "BBBB2")
compare(tracker.itemChangedSpy.count, 1)
compare(tracker.revision, 1)
}
function test_modelChanged() {
const tracker = createTemporaryObject(componentUnderTest, this)
const model = tracker.model
tracker.model = null
model.setProperty(1, "name", "BBB")
compare(tracker.itemChangedSpy.count, 0)
}
}
}