Function TestWrite

internal/pkg/document/manager_test.go:40–117

(t *testing.T)

}

func TestWrite(t *testing.T) {
	testCases := []struct {
		name       string
		content    string
		newContent string
		changed    bool
	}{
		{
			name:       "FROM instruction has changed",
			content:    "FROM alpine:3.16.1",
			newContent: "FROM alpine:3.16.2",
			changed:    true,
		},
		{
			name:       "whitespace added",
			content:    "FROM alpine:3.16.1",
			newContent: "FROM alpine:3.16.1 ",
			changed:    false,
		},
		{
			name:       "newline moves content",
			content:    "FROM alpine:3.16.1",
			newContent: "\nFROM alpine:3.16.1",
			changed:    true, // line numbers have changed
		},
		{
			name:       "newline at the end",
			content:    "FROM alpine:3.16.1 AS base",
			newContent: "FROM alpine:3.16.1 \\\nAS base",
			changed:    true, // FROM now spans two lines
		},
		{
			name:       "comments are not considered a change",
			content:    "FROM scratch",
			newContent: "FROM scratch\n# comment",
			changed:    false,
		},
		{
			name:       "syntax parser directive changed",
			content:    "#escape=\\\nFROM alpine:3.16.1 \\\nAS base",
			newContent: "#escape=`\nFROM alpine:3.16.1 \\\nAS base",
			changed:    true,
		},
		{
			name:       "check parser directive changed",
			content:    "#\nFROM scratch",
			newContent: "#check=skip=JSONArgsRecommended\nFROM scratch",
			changed:    true,
		},
		{
			name:       "add non check parser",
			content:    "FROM scratch",
			newContent: "FROM scratch\n#check=skip=JSONArgsRecommended",
			changed:    false,
		},
	}

	for _, tc := range testCases {