From 9e2db6a2e70494e349153091b1a4168b0e5e88a8 Mon Sep 17 00:00:00 2001 From: Dimitri Sokolyuk Date: Tue, 8 Aug 2017 11:49:45 +0200 Subject: Vendor --- vendor/golang.org/x/tools/present/code_test.go | 225 +++++++++++++++++++++++++ 1 file changed, 225 insertions(+) create mode 100644 vendor/golang.org/x/tools/present/code_test.go (limited to 'vendor/golang.org/x/tools/present/code_test.go') diff --git a/vendor/golang.org/x/tools/present/code_test.go b/vendor/golang.org/x/tools/present/code_test.go new file mode 100644 index 0000000..b01a4e3 --- /dev/null +++ b/vendor/golang.org/x/tools/present/code_test.go @@ -0,0 +1,225 @@ +// Copyright 2012 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 present + +import ( + "fmt" + "html/template" + "strings" + "testing" +) + +func TestParseCode(t *testing.T) { + // Enable play but revert the change at the end. + defer func(play bool) { PlayEnabled = play }(PlayEnabled) + PlayEnabled = true + + helloTest := []byte(` +package main + +import "fmt" + +func main() { + fmt.Println("hello, test") +} +`) + helloTestHTML := template.HTML(` +
package main
+
+import "fmt"
+
+func main() {
+    fmt.Println("hello, test")
+}
+
+`) + helloTestHL := []byte(` +package main + +import "fmt" // HLimport + +func main() { // HLfunc + fmt.Println("hello, test") // HL +} +`) + highlight := func(h template.HTML, s string) template.HTML { + return template.HTML(strings.Replace(string(h), s, ""+s+"", -1)) + } + read := func(b []byte, err error) func(string) ([]byte, error) { + return func(string) ([]byte, error) { return b, err } + } + + tests := []struct { + name string + readFile func(string) ([]byte, error) + sourceFile string + cmd string + err string + Code + }{ + { + name: "all code, no play", + readFile: read(helloTest, nil), + sourceFile: "main.go", + cmd: ".code main.go", + Code: Code{ + Ext: ".go", + FileName: "main.go", + Raw: helloTest, + Text: helloTestHTML, + }, + }, + { + name: "all code, play", + readFile: read(helloTest, nil), + sourceFile: "main.go", + cmd: ".play main.go", + Code: Code{ + Ext: ".go", + FileName: "main.go", + Play: true, + Raw: helloTest, + Text: helloTestHTML, + }, + }, + { + name: "all code, highlighted", + readFile: read(helloTestHL, nil), + sourceFile: "main.go", + cmd: ".code main.go", + Code: Code{ + Ext: ".go", + FileName: "main.go", + Raw: helloTestHL, + Text: highlight(helloTestHTML, "fmt.Println("hello, test")"), + }, + }, + { + name: "highlight only func", + readFile: read(helloTestHL, nil), + sourceFile: "main.go", + cmd: ".code main.go HLfunc", + Code: Code{ + Ext: ".go", + FileName: "main.go", + Play: false, + Raw: []byte("package main\n\nimport \"fmt\" // HLimport\n\nfunc main() { // HLfunc\n\tfmt.Println(\"hello, test\") // HL\n}"), + Text: highlight(helloTestHTML, "func main() {"), + }, + }, + { + name: "bad highlight syntax", + readFile: read(helloTest, nil), + sourceFile: "main.go", + cmd: ".code main.go HL", + err: "invalid highlight syntax", + }, + { + name: "error reading file", + readFile: read(nil, fmt.Errorf("nope")), + sourceFile: "main.go", + cmd: ".code main.go", + err: "main.go:0: nope", + }, + { + name: "from func main to the end", + readFile: read(helloTest, nil), + sourceFile: "main.go", + cmd: ".code main.go /func main/,", + Code: Code{ + Ext: ".go", + FileName: "main.go", + Play: false, + Raw: []byte("func main() {\n\tfmt.Println(\"hello, test\")\n}"), + Text: "
func main() {\n    fmt.Println("hello, test")\n}\n
", + }, + }, + { + name: "just func main", + readFile: read(helloTest, nil), + sourceFile: "main.go", + cmd: ".code main.go /func main/", + Code: Code{ + Ext: ".go", + FileName: "main.go", + Play: false, + Raw: []byte("func main() {"), + Text: "
func main() {\n
", + }, + }, + { + name: "bad address", + readFile: read(helloTest, nil), + sourceFile: "main.go", + cmd: ".code main.go /function main/", + err: "main.go:0: no match for function main", + }, + { + name: "all code with numbers", + readFile: read(helloTest, nil), + sourceFile: "main.go", + cmd: ".code -numbers main.go", + Code: Code{ + Ext: ".go", + FileName: "main.go", + Raw: helloTest, + // Replacing the first "
"
+				Text: "
" + helloTestHTML[6:],
+			},
+		},
+		{
+			name:       "all code editable",
+			readFile:   read(helloTest, nil),
+			sourceFile: "main.go",
+			cmd:        ".code -edit main.go",
+			Code: Code{
+				Ext:      ".go",
+				FileName: "main.go",
+				Raw:      helloTest,
+				Text:     "
" + helloTestHTML[6:],
+			},
+		},
+	}
+
+	trimHTML := func(t template.HTML) string { return strings.TrimSpace(string(t)) }
+	trimBytes := func(b []byte) string { return strings.TrimSpace(string(b)) }
+
+	for _, tt := range tests {
+		ctx := &Context{tt.readFile}
+		e, err := parseCode(ctx, tt.sourceFile, 0, tt.cmd)
+		if err != nil {
+			if tt.err == "" {
+				t.Errorf("%s: unexpected error %v", tt.name, err)
+			} else if !strings.Contains(err.Error(), tt.err) {
+				t.Errorf("%s: expected error %s; got %v", tt.name, tt.err, err)
+			}
+			continue
+		}
+		if tt.err != "" {
+			t.Errorf("%s: expected error %s; but got none", tt.name, tt.err)
+			continue
+		}
+		c, ok := e.(Code)
+		if !ok {
+			t.Errorf("%s: expected a Code value; got %T", tt.name, e)
+			continue
+		}
+		if c.FileName != tt.FileName {
+			t.Errorf("%s: expected FileName %s; got %s", tt.name, tt.FileName, c.FileName)
+		}
+		if c.Ext != tt.Ext {
+			t.Errorf("%s: expected Ext %s; got %s", tt.name, tt.Ext, c.Ext)
+		}
+		if c.Play != tt.Play {
+			t.Errorf("%s: expected Play %v; got %v", tt.name, tt.Play, c.Play)
+		}
+		if got, wants := trimBytes(c.Raw), trimBytes(tt.Raw); got != wants {
+			t.Errorf("%s: expected Raw \n%q\n; got \n%q\n", tt.name, wants, got)
+		}
+		if got, wants := trimHTML(c.Text), trimHTML(tt.Text); got != wants {
+			t.Errorf("%s: expected Text \n%q\n; got \n%q\n", tt.name, wants, got)
+		}
+	}
+}
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