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table_fetch_test.go
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table_fetch_test.go
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package yti_test
import (
"testing"
"github.com/stretchr/testify/assert"
)
func TestForEach(t *testing.T) {
t.Run("for each - function does not return false", func(t *testing.T) {
t.Parallel()
table := InMemoryTable(t, nil)
_ = table.Insert(TestStruct{Id: 1, Name: "test 1"})
_ = table.Insert(TestStruct{Id: 2, Name: "test 2"})
_ = table.Insert(TestStruct{Id: 3, Name: "test 3"})
lookup := &Lookup{}
lookup.On("itemFound", TestStruct{Id: 1, Name: "test 1"}).Return(false)
lookup.On("itemFound", TestStruct{Id: 2, Name: "test 2"}).Return(false)
lookup.On("itemFound", TestStruct{Id: 3, Name: "test 3"}).Return(false)
table.ForEach(lookup.itemFound)
lookup.AssertNumberOfCalls(t, "itemFound", 3)
})
t.Run("for each - function stops after first item", func(t *testing.T) {
t.Parallel()
table := InMemoryTable(t, nil)
_ = table.Insert(TestStruct{Id: 1, Name: "test 1"})
_ = table.Insert(TestStruct{Id: 2, Name: "test 2"})
_ = table.Insert(TestStruct{Id: 3, Name: "test 3"})
lookup := &Lookup{}
lookup.On("itemFound", TestStruct{Id: 1, Name: "test 1"}).Return(true)
table.ForEach(lookup.itemFound)
lookup.AssertNumberOfCalls(t, "itemFound", 1)
})
}
func TestFetch(t *testing.T) {
t.Run("fetch all items", func(t *testing.T) {
t.Parallel()
table := InMemoryTable(t, nil)
_ = table.Insert(TestStruct{Id: 1, Name: "test 1"})
_ = table.Insert(TestStruct{Id: 2, Name: "test 2"})
entries := table.Fetch(func(item TestStruct) bool { return true })
assert.Equal(t, []TestStruct{{Id: 1, Name: "test 1"}, {Id: 2, Name: "test 2"}}, entries)
})
t.Run("fetch selected items", func(t *testing.T) {
t.Parallel()
table := InMemoryTable(t, nil)
_ = table.Insert(TestStruct{Id: 1, Name: "foo"})
_ = table.Insert(TestStruct{Id: 2, Name: "bar"})
entries := table.Fetch(func(item TestStruct) bool { return item.Name == "foo" })
assert.Equal(t, []TestStruct{{Id: 1, Name: "foo"}}, entries)
})
}