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|
package funcs
import (
"context"
"strconv"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestCreateTestFuncs(t *testing.T) {
t.Parallel()
for i := 0; i < 10; i++ {
// Run this a bunch to catch race conditions
t.Run(strconv.Itoa(i), func(t *testing.T) {
t.Parallel()
ctx := context.Background()
fmap := CreateTestFuncs(ctx)
actual := fmap["test"].(func() interface{})
assert.Equal(t, ctx, actual().(*TestFuncs).ctx)
})
}
}
func TestAssert(t *testing.T) {
t.Parallel()
f := TestNS()
_, err := f.Assert(false)
assert.Error(t, err)
_, err = f.Assert(true)
require.NoError(t, err)
_, err = f.Assert("foo", true)
require.NoError(t, err)
_, err = f.Assert("foo", "false")
assert.EqualError(t, err, "assertion failed: foo")
}
func TestRequired(t *testing.T) {
t.Parallel()
f := TestNS()
errMsg := "can not render template: a required value was not set"
v, err := f.Required("")
assert.Error(t, err)
assert.EqualError(t, err, errMsg)
assert.Nil(t, v)
v, err = f.Required(nil)
assert.Error(t, err)
assert.EqualError(t, err, errMsg)
assert.Nil(t, v)
errMsg = "hello world"
v, err = f.Required(errMsg, nil)
assert.Error(t, err)
assert.EqualError(t, err, errMsg)
assert.Nil(t, v)
v, err = f.Required(42, nil)
assert.Error(t, err)
assert.EqualError(t, err, "at <1>: expected string; found int")
assert.Nil(t, v)
v, err = f.Required()
assert.Error(t, err)
assert.EqualError(t, err, "wrong number of args: want 1 or 2, got 0")
assert.Nil(t, v)
v, err = f.Required("", 2, 3)
assert.Error(t, err)
assert.EqualError(t, err, "wrong number of args: want 1 or 2, got 3")
assert.Nil(t, v)
v, err = f.Required(0)
require.NoError(t, err)
assert.Equal(t, v, 0)
v, err = f.Required("foo")
require.NoError(t, err)
assert.Equal(t, v, "foo")
}
func TestTernary(t *testing.T) {
t.Parallel()
f := TestNS()
testdata := []struct {
tval, fval, b interface{}
expected interface{}
}{
{"foo", 42, false, 42},
{"foo", 42, "yes", "foo"},
{false, true, true, false},
}
for _, d := range testdata {
assert.Equal(t, d.expected, f.Ternary(d.tval, d.fval, d.b))
}
}
func TestKind(t *testing.T) {
t.Parallel()
f := TestNS()
testdata := []struct {
arg interface{}
expected string
}{
{"foo", "string"},
{nil, "invalid"},
{false, "bool"},
{[]string{"foo", "bar"}, "slice"},
{map[string]string{"foo": "bar"}, "map"},
{42, "int"},
{42.0, "float64"},
{uint(42), "uint"},
{struct{}{}, "struct"},
}
for _, d := range testdata {
assert.Equal(t, d.expected, f.Kind(d.arg))
}
}
func TestIsKind(t *testing.T) {
t.Parallel()
f := TestNS()
truedata := []struct {
arg interface{}
kind string
}{
{"foo", "string"},
{nil, "invalid"},
{false, "bool"},
{[]string{"foo", "bar"}, "slice"},
{map[string]string{"foo": "bar"}, "map"},
{42, "int"},
{42.0, "float64"},
{uint(42), "uint"},
{struct{}{}, "struct"},
{42.0, "number"},
{42, "number"},
{uint32(64000), "number"},
{complex128(64000), "number"},
}
for _, d := range truedata {
assert.True(t, f.IsKind(d.kind, d.arg))
}
falsedata := []struct {
arg interface{}
kind string
}{
{"foo", "bool"},
{nil, "struct"},
{false, "string"},
{[]string{"foo", "bar"}, "map"},
{map[string]string{"foo": "bar"}, "int"},
{42, "int64"},
{42.0, "float32"},
{uint(42), "int"},
{struct{}{}, "interface"},
}
for _, d := range falsedata {
assert.False(t, f.IsKind(d.kind, d.arg))
}
}
|
