diff options
Diffstat (limited to 'src/pkg/text/template/multi_test.go')
| -rw-r--r-- | src/pkg/text/template/multi_test.go | 292 |
1 files changed, 0 insertions, 292 deletions
diff --git a/src/pkg/text/template/multi_test.go b/src/pkg/text/template/multi_test.go deleted file mode 100644 index e4e804880..000000000 --- a/src/pkg/text/template/multi_test.go +++ /dev/null @@ -1,292 +0,0 @@ -// Copyright 2011 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package template - -// Tests for mulitple-template parsing and execution. - -import ( - "bytes" - "fmt" - "strings" - "testing" - "text/template/parse" -) - -const ( - noError = true - hasError = false -) - -type multiParseTest struct { - name string - input string - ok bool - names []string - results []string -} - -var multiParseTests = []multiParseTest{ - {"empty", "", noError, - nil, - nil}, - {"one", `{{define "foo"}} FOO {{end}}`, noError, - []string{"foo"}, - []string{" FOO "}}, - {"two", `{{define "foo"}} FOO {{end}}{{define "bar"}} BAR {{end}}`, noError, - []string{"foo", "bar"}, - []string{" FOO ", " BAR "}}, - // errors - {"missing end", `{{define "foo"}} FOO `, hasError, - nil, - nil}, - {"malformed name", `{{define "foo}} FOO `, hasError, - nil, - nil}, -} - -func TestMultiParse(t *testing.T) { - for _, test := range multiParseTests { - template, err := New("root").Parse(test.input) - switch { - case err == nil && !test.ok: - t.Errorf("%q: expected error; got none", test.name) - continue - case err != nil && test.ok: - t.Errorf("%q: unexpected error: %v", test.name, err) - continue - case err != nil && !test.ok: - // expected error, got one - if *debug { - fmt.Printf("%s: %s\n\t%s\n", test.name, test.input, err) - } - continue - } - if template == nil { - continue - } - if len(template.tmpl) != len(test.names)+1 { // +1 for root - t.Errorf("%s: wrong number of templates; wanted %d got %d", test.name, len(test.names), len(template.tmpl)) - continue - } - for i, name := range test.names { - tmpl, ok := template.tmpl[name] - if !ok { - t.Errorf("%s: can't find template %q", test.name, name) - continue - } - result := tmpl.Root.String() - if result != test.results[i] { - t.Errorf("%s=(%q): got\n\t%v\nexpected\n\t%v", test.name, test.input, result, test.results[i]) - } - } - } -} - -var multiExecTests = []execTest{ - {"empty", "", "", nil, true}, - {"text", "some text", "some text", nil, true}, - {"invoke x", `{{template "x" .SI}}`, "TEXT", tVal, true}, - {"invoke x no args", `{{template "x"}}`, "TEXT", tVal, true}, - {"invoke dot int", `{{template "dot" .I}}`, "17", tVal, true}, - {"invoke dot []int", `{{template "dot" .SI}}`, "[3 4 5]", tVal, true}, - {"invoke dotV", `{{template "dotV" .U}}`, "v", tVal, true}, - {"invoke nested int", `{{template "nested" .I}}`, "17", tVal, true}, - {"variable declared by template", `{{template "nested" $x:=.SI}},{{index $x 1}}`, "[3 4 5],4", tVal, true}, - - // User-defined function: test argument evaluator. - {"testFunc literal", `{{oneArg "joe"}}`, "oneArg=joe", tVal, true}, - {"testFunc .", `{{oneArg .}}`, "oneArg=joe", "joe", true}, -} - -// These strings are also in testdata/*. -const multiText1 = ` - {{define "x"}}TEXT{{end}} - {{define "dotV"}}{{.V}}{{end}} -` - -const multiText2 = ` - {{define "dot"}}{{.}}{{end}} - {{define "nested"}}{{template "dot" .}}{{end}} -` - -func TestMultiExecute(t *testing.T) { - // Declare a couple of templates first. - template, err := New("root").Parse(multiText1) - if err != nil { - t.Fatalf("parse error for 1: %s", err) - } - _, err = template.Parse(multiText2) - if err != nil { - t.Fatalf("parse error for 2: %s", err) - } - testExecute(multiExecTests, template, t) -} - -func TestParseFiles(t *testing.T) { - _, err := ParseFiles("DOES NOT EXIST") - if err == nil { - t.Error("expected error for non-existent file; got none") - } - template := New("root") - _, err = template.ParseFiles("testdata/file1.tmpl", "testdata/file2.tmpl") - if err != nil { - t.Fatalf("error parsing files: %v", err) - } - testExecute(multiExecTests, template, t) -} - -func TestParseGlob(t *testing.T) { - _, err := ParseGlob("DOES NOT EXIST") - if err == nil { - t.Error("expected error for non-existent file; got none") - } - _, err = New("error").ParseGlob("[x") - if err == nil { - t.Error("expected error for bad pattern; got none") - } - template := New("root") - _, err = template.ParseGlob("testdata/file*.tmpl") - if err != nil { - t.Fatalf("error parsing files: %v", err) - } - testExecute(multiExecTests, template, t) -} - -// In these tests, actual content (not just template definitions) comes from the parsed files. - -var templateFileExecTests = []execTest{ - {"test", `{{template "tmpl1.tmpl"}}{{template "tmpl2.tmpl"}}`, "template1\n\ny\ntemplate2\n\nx\n", 0, true}, -} - -func TestParseFilesWithData(t *testing.T) { - template, err := New("root").ParseFiles("testdata/tmpl1.tmpl", "testdata/tmpl2.tmpl") - if err != nil { - t.Fatalf("error parsing files: %v", err) - } - testExecute(templateFileExecTests, template, t) -} - -func TestParseGlobWithData(t *testing.T) { - template, err := New("root").ParseGlob("testdata/tmpl*.tmpl") - if err != nil { - t.Fatalf("error parsing files: %v", err) - } - testExecute(templateFileExecTests, template, t) -} - -const ( - cloneText1 = `{{define "a"}}{{template "b"}}{{template "c"}}{{end}}` - cloneText2 = `{{define "b"}}b{{end}}` - cloneText3 = `{{define "c"}}root{{end}}` - cloneText4 = `{{define "c"}}clone{{end}}` -) - -func TestClone(t *testing.T) { - // Create some templates and clone the root. - root, err := New("root").Parse(cloneText1) - if err != nil { - t.Fatal(err) - } - _, err = root.Parse(cloneText2) - if err != nil { - t.Fatal(err) - } - clone := Must(root.Clone()) - // Add variants to both. - _, err = root.Parse(cloneText3) - if err != nil { - t.Fatal(err) - } - _, err = clone.Parse(cloneText4) - if err != nil { - t.Fatal(err) - } - // Verify that the clone is self-consistent. - for k, v := range clone.tmpl { - if k == clone.name && v.tmpl[k] != clone { - t.Error("clone does not contain root") - } - if v != v.tmpl[v.name] { - t.Errorf("clone does not contain self for %q", k) - } - } - // Execute root. - var b bytes.Buffer - err = root.ExecuteTemplate(&b, "a", 0) - if err != nil { - t.Fatal(err) - } - if b.String() != "broot" { - t.Errorf("expected %q got %q", "broot", b.String()) - } - // Execute copy. - b.Reset() - err = clone.ExecuteTemplate(&b, "a", 0) - if err != nil { - t.Fatal(err) - } - if b.String() != "bclone" { - t.Errorf("expected %q got %q", "bclone", b.String()) - } -} - -func TestAddParseTree(t *testing.T) { - // Create some templates. - root, err := New("root").Parse(cloneText1) - if err != nil { - t.Fatal(err) - } - _, err = root.Parse(cloneText2) - if err != nil { - t.Fatal(err) - } - // Add a new parse tree. - tree, err := parse.Parse("cloneText3", cloneText3, "", "", nil, builtins) - if err != nil { - t.Fatal(err) - } - added, err := root.AddParseTree("c", tree["c"]) - // Execute. - var b bytes.Buffer - err = added.ExecuteTemplate(&b, "a", 0) - if err != nil { - t.Fatal(err) - } - if b.String() != "broot" { - t.Errorf("expected %q got %q", "broot", b.String()) - } -} - -// Issue 7032 -func TestAddParseTreeToUnparsedTemplate(t *testing.T) { - master := "{{define \"master\"}}{{end}}" - tmpl := New("master") - tree, err := parse.Parse("master", master, "", "", nil) - if err != nil { - t.Fatalf("unexpected parse err: %v", err) - } - masterTree := tree["master"] - tmpl.AddParseTree("master", masterTree) // used to panic -} - -func TestRedefinition(t *testing.T) { - var tmpl *Template - var err error - if tmpl, err = New("tmpl1").Parse(`{{define "test"}}foo{{end}}`); err != nil { - t.Fatalf("parse 1: %v", err) - } - if _, err = tmpl.Parse(`{{define "test"}}bar{{end}}`); err == nil { - t.Fatal("expected error") - } - if !strings.Contains(err.Error(), "redefinition") { - t.Fatalf("expected redefinition error; got %v", err) - } - if _, err = tmpl.New("tmpl2").Parse(`{{define "test"}}bar{{end}}`); err == nil { - t.Fatal("expected error") - } - if !strings.Contains(err.Error(), "redefinition") { - t.Fatalf("expected redefinition error; got %v", err) - } -} |