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package report
import (
"bytes"
"strings"
"testing"
"github.com/stretchr/testify/assert"
)
func TestNewTemplate(t *testing.T) {
actual := NewTemplate("TestNewTemplate")
assert.Equal(t, false, actual.isTable)
}
type testStruct struct {
FieldA bool // camel case test
Fieldb bool // no camel case
fieldC bool // nolint // private field
fieldd bool // nolint // private field
}
func TestHeadersSimple(t *testing.T) {
expected := []map[string]string{{
"FieldA": "FIELD A",
"Fieldb": "FIELDB",
"fieldC": "FIELD C",
"fieldd": "FIELDD",
}}
assert.Equal(t, expected, Headers(testStruct{}, nil))
}
func TestHeadersOverride(t *testing.T) {
expected := []map[string]string{{
"FieldA": "FIELD A",
"Fieldb": "FIELD B",
"fieldC": "FIELD C",
"fieldd": "FIELD D",
}}
assert.Equal(t, expected, Headers(testStruct{}, map[string]string{
"Fieldb": "field b",
"fieldd": "field d",
}))
}
func TestNormalizeFormat(t *testing.T) {
testCase := []struct {
input string
expected string
}{
{"{{.ID}}\t{{.ID}}", "{{.ID}}\t{{.ID}}\n"},
{`{{.ID}}\t{{.ID}}`, "{{.ID}}\t{{.ID}}\n"},
{`{{.ID}} {{.ID}}`, "{{.ID}} {{.ID}}\n"},
{`table {{.ID}}\t{{.ID}}`, "{{.ID}}\t{{.ID}}\n"},
{`table {{.ID}} {{.ID}}`, "{{.ID}}\t{{.ID}}\n"},
}
for _, tc := range testCase {
tc := tc
t.Run(tc.input, func(t *testing.T) {
t.Parallel()
assert.Equal(t, tc.expected, NormalizeFormat(tc.input))
})
}
}
func TestTemplate_Parse(t *testing.T) {
testCase := []string{
"table {{.ID}}",
"table {{ .ID}}",
"table {{ .ID}}\n",
"{{range .}}{{.ID}}{{end}}",
`{{range .}}{{.ID}}{{end}}`,
}
var buf bytes.Buffer
for _, tc := range testCase {
tc := tc
t.Run(tc, func(t *testing.T) {
tmpl, e := NewTemplate("TestTemplate").Parse(tc)
assert.NoError(t, e)
err := tmpl.Execute(&buf, [...]map[string]string{{
"ID": "Ident",
}})
assert.NoError(t, err)
assert.Equal(t, "Ident\n", buf.String())
})
buf.Reset()
}
}
func TestTemplate_IsTable(t *testing.T) {
tmpl, e := NewTemplate("TestTemplate").Parse("table {{.ID}}")
assert.NoError(t, e)
assert.True(t, tmpl.isTable)
}
func TestTemplate_trim(t *testing.T) {
tmpl := NewTemplate("TestTemplate")
tmpl, e := tmpl.Funcs(FuncMap{"trim": strings.TrimSpace}).Parse("{{.ID |trim}}")
assert.NoError(t, e)
var buf bytes.Buffer
err := tmpl.Execute(&buf, map[string]string{
"ID": "ident ",
})
assert.NoError(t, err)
assert.Equal(t, "ident\n", buf.String())
}
func TestTemplate_DefaultFuncs(t *testing.T) {
tmpl := NewTemplate("TestTemplate")
// Throw in trim function to ensure default 'join' is still available
tmpl, e := tmpl.Funcs(FuncMap{"trim": strings.TrimSpace}).Parse(`{{join .ID "-"}}`)
assert.NoError(t, e)
var buf bytes.Buffer
err := tmpl.Execute(&buf, map[string][]string{
"ID": {"ident1", "ident2", "ident3"},
})
assert.NoError(t, err)
assert.Equal(t, "ident1-ident2-ident3\n", buf.String())
}
func TestTemplate_ReplaceFuncs(t *testing.T) {
tmpl := NewTemplate("TestTemplate")
// yes, we're overriding upper with lower :-)
tmpl, e := tmpl.Funcs(FuncMap{"upper": strings.ToLower}).Parse(`{{.ID | lower}}`)
assert.NoError(t, e)
var buf bytes.Buffer
err := tmpl.Execute(&buf, map[string]string{
"ID": "IDENT",
})
assert.NoError(t, err)
assert.Equal(t, "ident\n", buf.String())
}
func TestTemplate_json(t *testing.T) {
tmpl := NewTemplate("TestTemplate")
// yes, we're overriding upper with lower :-)
tmpl, e := tmpl.Parse(`{{json .ID}}`)
assert.NoError(t, e)
var buf bytes.Buffer
err := tmpl.Execute(&buf, map[string][]string{
"ID": {"ident1", "ident2", "ident3"},
})
assert.NoError(t, err)
assert.Equal(t, `["ident1","ident2","ident3"]`+"\n", buf.String())
}
func TestTemplate_HasTable(t *testing.T) {
assert.True(t, HasTable("table foobar"))
assert.False(t, HasTable("foobar"))
}
func TestTemplate_EnforceRange(t *testing.T) {
testRange := `{{range .}}foobar was here{{end -}}`
assert.Equal(t, testRange, EnforceRange(testRange))
assert.Equal(t, testRange, EnforceRange("foobar was here"))
assert.NotEqual(t, testRange, EnforceRange("foobar"))
// Do not override a given range
testRange = `{{range .}}foobar was here{{end}}`
assert.Equal(t, testRange, EnforceRange(testRange))
}
func TestTemplate_Newlines(t *testing.T) {
input := []struct {
Field1 string
Field2 int
Field3 string
}{
{Field1: "One", Field2: 1, Field3: "First"},
{Field1: "Two", Field2: 2, Field3: "Second"},
{Field1: "Three", Field2: 3, Field3: "Third"},
}
hdrs := Headers(input[0], map[string]string{"Field1": "Eins", "Field2": "Zwei", "Field3": "Drei"})
// Ensure no blank lines in table
expected := "EINS\tZWEI\tDREI\nOne\t1\tFirst\nTwo\t2\tSecond\nThree\t3\tThird\n"
format := NormalizeFormat("{{.Field1}}\t{{.Field2}}\t{{.Field3}}")
format = EnforceRange(format)
tmpl, err := NewTemplate("TestTemplate").Parse(format)
assert.NoError(t, err)
var buf bytes.Buffer
err = tmpl.Execute(&buf, hdrs)
assert.NoError(t, err)
err = tmpl.Execute(&buf, input)
assert.NoError(t, err)
assert.Equal(t, expected, buf.String())
}
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