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package integration
import (
"os"
"testing"
"gotest.tools/v3/assert"
"gotest.tools/v3/fs"
)
func setupTmplTest(t *testing.T) *fs.Dir {
tmpDir := fs.NewDir(t, "gomplate-tmpltests",
fs.WithFiles(map[string]string{
"toyaml.tmpl": `{{ . | data.ToYAML }}{{"\n"}}`,
"services.yaml": `services:
- name: users
config:
replicas: 2
- name: products
config:
replicas: 18
`,
}),
fs.WithDir("a",
fs.WithFiles(map[string]string{
"pathtest.tpl": "{{ tmpl.Path }}\n{{ template `nested` }}",
"a.tpl": "{{ tmpl.PathDir }}",
"b.tpl": "{{ tmpl.Path }}",
}),
),
)
t.Cleanup(tmpDir.Remove)
return tmpDir
}
func TestTmpl_Inline(t *testing.T) {
inOutTest(t, `
{{- $nums := dict "first" 5 "second" 10 }}
{{- tpl "{{ add .first .second }}" $nums }}`,
"15")
inOutTest(t, `
{{- $nums := dict "first" 5 "second" 10 }}
{{- $othernums := dict "first" 18 "second" -8 }}
{{- tmpl.Inline "T" "{{ add .first .second }}" $nums }}
{{- template "T" $othernums }}`,
"1510")
}
func TestTmpl_Exec(t *testing.T) {
tmpDir := setupTmplTest(t)
_, _, err := cmd(t, "-i", `{{ tmpl.Exec "Nope" }}`).run()
assert.ErrorContains(t, err, "Nope")
assert.ErrorContains(t, err, " not defined")
inOutTest(t, `{{define "T1"}}hello world{{end}}{{ tmpl.Exec "T1" | strings.ToUpper }}`, `HELLO WORLD`)
o, e, err := cmd(t,
"-c", "in=stdin:///in.json",
"-t", "toyaml="+tmpDir.Join("toyaml.tmpl"),
"-i", `foo:
{{ tmpl.Exec "toyaml" .in | strings.Indent 2 }}`).
withStdin(`{"a":{"nested": "object"},"b":true}`).run()
assertSuccess(t, o, e, err, `foo:
a:
nested: object
b: true
`)
outDir := tmpDir.Join("out")
err = os.MkdirAll(outDir, 0o755)
if err != nil {
assert.NilError(t, err)
}
o, e, err = cmd(t,
"-d", "services="+tmpDir.Join("services.yaml"),
"-i", `{{- define "config" }}{{ .config | data.ToJSONPretty " " }}{{ end }}
{{- range (ds "services").services -}}
{{- $outPath := path.Join .name "config.json" }}
{{- tmpl.Exec "config" . | file.Write $outPath }}
{{- end -}}`).
withDir(outDir).run()
assertSuccess(t, o, e, err, "")
out, err := os.ReadFile(tmpDir.Join("out", "users", "config.json"))
assert.NilError(t, err)
assert.Equal(t, `{
"replicas": 2
}`, string(out))
out, err = os.ReadFile(tmpDir.Join("out", "products", "config.json"))
assert.NilError(t, err)
assert.Equal(t, `{
"replicas": 18
}`, string(out))
}
func TestTmpl_Path(t *testing.T) {
tmpDir := setupTmplTest(t)
o, e, err := cmd(t,
"-f", "a/pathtest.tpl",
"-t", "nested=a/a.tpl",
).withDir(tmpDir.Path()).run()
assertSuccess(t, o, e, err, "a/pathtest.tpl\na")
o, e, err = cmd(t,
"-f", "a/a.tpl",
"-f", "a/b.tpl",
"-o", "-",
"-o", "-",
).withDir(tmpDir.Path()).run()
assertSuccess(t, o, e, err, "aa/b.tpl")
}
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