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This commit is contained in:
Jesse Duffield
2018-12-05 19:33:46 +11:00
parent 658e5a9faf
commit c0f9795910
21 changed files with 703 additions and 99 deletions
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92
pkg/utils/utils_test.go
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@ -425,3 +425,95 @@ func TestIncludesString(t *testing.T) {
assert.EqualValues(t, s.expected, IncludesString(s.list, s.element))
}
}
func TestNextIndex(t *testing.T) {
type scenario struct {
testName string
list []int
element int
expected int
}
scenarios := []scenario{
{
// I'm not really fussed about how it behaves here
"no elements",
[]int{},
1,
0,
},
{
"one element",
[]int{1},
1,
0,
},
{
"two elements",
[]int{1, 2},
1,
1,
},
{
"two elements, giving second one",
[]int{1, 2},
2,
0,
},
{
"three elements, giving second one",
[]int{1, 2, 3},
2,
2,
},
}
for _, s := range scenarios {
t.Run(s.testName, func(t *testing.T) {
assert.EqualValues(t, s.expected, NextIndex(s.list, s.element))
})
}
}
func TestPrevIndex(t *testing.T) {
type scenario struct {
testName string
list []int
element int
expected int
}
scenarios := []scenario{
{
// I'm not really fussed about how it behaves here
"no elements",
[]int{},
1,
-1,
},
{
"one element",
[]int{1},
1,
0,
},
{
"two elements",
[]int{1, 2},
1,
1,
},
{
"three elements, giving second one",
[]int{1, 2, 3},
2,
0,
},
}
for _, s := range scenarios {
t.Run(s.testName, func(t *testing.T) {
assert.EqualValues(t, s.expected, PrevIndex(s.list, s.element))
})
}
}