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package report
import (
"bytes"
"fmt"
"io"
"os"
"strings"
"testing"
"text/tabwriter"
"text/template"
"github.com/stretchr/testify/assert"
)
func TestFormatter_IsTableFalse(t *testing.T) {
fmtr, err := New(os.Stdout, t.Name()).Parse(OriginPodman, "{{.ID}}")
assert.NoError(t, err)
assert.False(t, fmtr.RenderTable)
}
func TestFormatter_IsTableTrue(t *testing.T) {
fmtr, err := New(os.Stdout, t.Name()).Parse(OriginPodman, "table {{.ID}}")
assert.NoError(t, err)
assert.True(t, fmtr.RenderTable)
}
func TestFormatter_HasTable(t *testing.T) {
assert.True(t, HasTable("table foobar"))
assert.False(t, HasTable("foobar"))
}
type testFormatterStruct struct {
FieldA bool // camel case test
Fieldb bool // no camel case
fieldC bool // nolint // private field
fieldd bool // nolint // private field
}
func TestFormatter_HeadersNoOverrides(t *testing.T) {
expected := []map[string]string{{
"FieldA": "FIELD A",
"Fieldb": "FIELDB",
"fieldC": "FIELD C",
"fieldd": "FIELDD",
}}
assert.Equal(t, expected, Headers(testFormatterStruct{}, nil))
}
func TestFormatter_HeadersOverride(t *testing.T) {
expected := []map[string]string{{
"FieldA": "FIELD A",
"Fieldb": "FIELD B",
"fieldC": "FIELD C",
"fieldd": "FIELD D",
}}
assert.Equal(t, expected, Headers(testFormatterStruct{}, map[string]string{
"Fieldb": "field b",
"fieldd": "field d",
}))
}
func TestFormatter_ParseTable(t *testing.T) {
testCase := []struct {
Type io.Writer
Origin Origin
Format string
Expected string
}{
{&tabwriter.Writer{}, OriginUser, "table {{ .ID}}", "Identity\nc061a0839e\nf10fc2e11057\n1eb6fab5aa8f4b5cbfd3e66aa35e9b2a\n"},
{&tabwriter.Writer{}, OriginUser, "table {{ .ID}}\n", "Identity\nc061a0839e\nf10fc2e11057\n1eb6fab5aa8f4b5cbfd3e66aa35e9b2a\n"},
{&tabwriter.Writer{}, OriginUser, `table {{ .ID}}\n`, "Identity\nc061a0839e\nf10fc2e11057\n1eb6fab5aa8f4b5cbfd3e66aa35e9b2a\n"},
{&tabwriter.Writer{}, OriginUser, "table {{.ID}}", "Identity\nc061a0839e\nf10fc2e11057\n1eb6fab5aa8f4b5cbfd3e66aa35e9b2a\n"},
{
&tabwriter.Writer{}, OriginUser, "table {{.ID}}\t{{.Value}}",
"Identity Value\nc061a0839e one\nf10fc2e11057 two\n1eb6fab5aa8f4b5cbfd3e66aa35e9b2a three\n",
},
{&bytes.Buffer{}, OriginUser, "{{range .}}{{.ID}}\tID{{end}}", "c061a0839e\tIDf10fc2e11057\tID1eb6fab5aa8f4b5cbfd3e66aa35e9b2a\tID\n"},
{
&tabwriter.Writer{}, OriginPodman, "Value\tIdent\n{{range .}}{{.ID}}\tID{{end}}",
"Value Ident\nIdentity ID\nValue Ident\nc061a0839e IDf10fc2e11057 ID1eb6fab5aa8f4b5cbfd3e66aa35e9b2a ID\n",
},
{&bytes.Buffer{}, OriginUser, "{{range .}}{{.ID}}\tID\n{{end}}", "c061a0839e\tID\nf10fc2e11057\tID\n1eb6fab5aa8f4b5cbfd3e66aa35e9b2a\tID\n\n"},
{&bytes.Buffer{}, OriginUser, `{{range .}}{{.ID}}{{end -}}`, "c061a0839ef10fc2e110571eb6fab5aa8f4b5cbfd3e66aa35e9b2a"},
// regression test for https://bugzilla.redhat.com/show_bug.cgi?id=2059658 and https://github.com/containers/podman/issues/13446
{&bytes.Buffer{}, OriginUser, `{{range .}}{{printf "\n"}}{{end -}}`, "\n\n\n"},
}
for loop, tc := range testCase {
tc := tc
name := fmt.Sprintf("Loop#%d", loop)
t.Run(name, func(t *testing.T) {
buf := new(bytes.Buffer)
rpt, err := New(buf, name).Parse(tc.Origin, tc.Format)
assert.NoError(t, err)
assert.Equal(t, tc.Origin, rpt.Origin)
assert.IsType(t, tc.Type, rpt.Writer())
if rpt.RenderHeaders {
err = rpt.Execute([]map[string]string{{
"ID": "Identity",
"Value": "Value",
}})
assert.NoError(t, err)
}
err = rpt.Execute([...]map[string]string{
{"ID": "c061a0839e", "Value": "one"},
{"ID": "f10fc2e11057", "Value": "two"},
{"ID": "1eb6fab5aa8f4b5cbfd3e66aa35e9b2a", "Value": "three"},
})
assert.NoError(t, err, fmt.Sprintf("original %+q, cooked %+q", tc.Format, rpt.text))
rpt.Flush()
assert.Equal(t, tc.Expected, buf.String(), fmt.Sprintf("original %+q, cooked %+q", tc.Format, rpt.text))
})
}
}
func TestFormatter_Init(t *testing.T) {
data := [...]map[string]string{
{"ID": "c061a0839e", "Value": "one"},
{"ID": "f10fc2e11057", "Value": "two"},
{"ID": "1eb6fab5aa8f4b5cbfd3e66aa35e9b2a", "Value": "three"},
}
buf := new(bytes.Buffer)
fmtr, err := New(buf, t.Name()).Parse(OriginPodman, "{{range .}}{{.ID}}\t{{.Value}}\n{{end -}}")
assert.NoError(t, err)
err = fmtr.Execute([]map[string]string{{
"ID": "Identity",
"Value": "Value",
}})
assert.NoError(t, err)
err = fmtr.Execute(data)
assert.NoError(t, err)
fmtr.Flush()
assert.Equal(t,
"Identity Value\nc061a0839e one\nf10fc2e11057 two\n1eb6fab5aa8f4b5cbfd3e66aa35e9b2a three\n", buf.String())
buf = new(bytes.Buffer)
fmtr = fmtr.Init(buf, 8, 1, 1, ' ', tabwriter.Debug)
err = fmtr.Execute([]map[string]string{{
"ID": "Identity",
"Value": "Value",
}})
assert.NoError(t, err)
err = fmtr.Execute(data)
assert.NoError(t, err)
fmtr.Flush()
assert.Equal(t, "Identity |Value\nc061a0839e |one\nf10fc2e11057 |two\n1eb6fab5aa8f4b5cbfd3e66aa35e9b2a |three\n", buf.String())
}
func TestFormatter_FuncsTrim(t *testing.T) {
buf := new(bytes.Buffer)
fmtr := New(buf, t.Name())
fmtr, err := fmtr.Funcs(template.FuncMap{"trim": strings.TrimSpace}).Parse(OriginPodman, "{{.ID |trim}}")
assert.NoError(t, err)
err = fmtr.Execute(map[string]string{
"ID": "ident ",
})
assert.NoError(t, err)
assert.Equal(t, "ident\n", buf.String())
}
func TestFormatter_FuncsJoin(t *testing.T) {
buf := new(bytes.Buffer)
// Add 'trim' function to ensure default 'join' function is still available
fmtr, e := New(buf, t.Name()).Funcs(template.FuncMap{"trim": strings.TrimSpace}).Parse(OriginPodman, `{{join .ID "-"}}`)
assert.NoError(t, e)
err := fmtr.Execute(map[string][]string{
"ID": {"ident1", "ident2", "ident3"},
})
assert.NoError(t, err)
assert.Equal(t, "ident1-ident2-ident3\n", buf.String())
}
func TestFormatter_FuncsReplace(t *testing.T) {
buf := new(bytes.Buffer)
rpt := New(buf, t.Name())
// yes, we're overriding ToUpper with ToLower :-)
tmpl, e := rpt.Funcs(template.FuncMap{"upper": strings.ToLower}).Parse(OriginPodman, `{{.ID | lower}}`)
assert.NoError(t, e)
err := tmpl.Execute(map[string]string{
"ID": "IDENT",
})
assert.NoError(t, err)
assert.Equal(t, "ident\n", buf.String())
}
func TestFormatter_FuncsJSON(t *testing.T) {
buf := new(bytes.Buffer)
rpt := New(buf, t.Name())
rpt, e := rpt.Parse(OriginUser, `{{json .ID}}`)
assert.NoError(t, e)
err := rpt.Execute([]struct {
ID []string
}{{
ID: []string{"ident1", "ident2", "ident3"},
}})
assert.NoError(t, err)
assert.Equal(t, `["ident1","ident2","ident3"]`+"\n", buf.String(), fmt.Sprintf("cooked %+q", rpt.text))
}
// Verify compatible output
func TestFormatter_Compatible(t *testing.T) {
buf := new(bytes.Buffer)
rpt, err := New(buf, t.Name()).Parse(OriginUser, "ID\t{{.ID}}")
assert.NoError(t, err)
err = rpt.Execute([...]map[string]string{
{"ID": "c061a0839e"},
})
assert.NoError(t, err)
rpt.Flush()
assert.Equal(t, "ID\tc061a0839e\n", buf.String(), fmt.Sprintf("cooked %+q", rpt.text))
}
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