| package main |
| |
| import ( |
| "strings" |
| "testing" |
| |
| "github.com/stretchr/testify/assert" |
| "github.com/stretchr/testify/require" |
| "go.skia.org/infra/go/testutils/unittest" |
| ) |
| |
| const sampleHTML = ` |
| <!DOCTYPE html> |
| <html> |
| <!-- |
| Commented out head and body tags should be ignored. |
| <head> |
| <title>I'm a comment</title> |
| </head> |
| <body> |
| <p>I'm a comment</p> |
| </body> |
| --> |
| |
| <head> |
| <title>Example</title> |
| </head> |
| |
| <body> |
| <p> |
| Example Go template variable: {% .SomeVariable %} |
| </p> |
| |
| <p {% .SomeVariable %}> |
| Example Go template variable inside a tag. |
| </p> |
| |
| <p class={% .SomeVariable %}> |
| Example Go template variable inside an unquoted attribute. |
| </p> |
| |
| <p class="foo {% .SomeVariable %} bar"> |
| Example Go template variable inside a quoted attribute. |
| </p> |
| |
| {% if .SomeCondition %} |
| <p>Example Go template conditional.</p> |
| {% else %} |
| <p>Something else.</p> |
| {% end %} |
| |
| <p {% if .SomeCondition %} class="foo" {% else %} class="bar" {% end %}> |
| Example Go template conditional inside a tag. |
| </p> |
| |
| <p class={% if .SomeCondition %}foo{% else %}bar{% end %}> |
| Example Go template conditional inside an unquoted attribute. |
| </p> |
| |
| <p class="foo {% if .SomeCondition %}bar{% else %}baz{% end %} qux"> |
| Example Go template conditional inside a quoted attribute. |
| </p> |
| |
| {% range .Items %} |
| <p>Example Go template range: {% .ItemName %}</p> |
| {% else %} |
| <p>No items.</p> |
| {% end %} |
| </body> |
| </html> |
| ` |
| |
| const ( |
| jsPath = "/dist/index.js" |
| cssPath = "/dist/index.css" |
| nonce = "{% .Nonce %}" |
| ) |
| |
| const expectedHTMLWithNonce = ` |
| <!DOCTYPE html> |
| <html> |
| <!-- |
| Commented out head and body tags should be ignored. |
| <head> |
| <title>I'm a comment</title> |
| </head> |
| <body> |
| <p>I'm a comment</p> |
| </body> |
| --> |
| |
| <head> |
| <title>Example</title> |
| <link rel="stylesheet" href="/dist/index.css" nonce="{% .Nonce %}"></head> |
| |
| <body> |
| <p> |
| Example Go template variable: {% .SomeVariable %} |
| </p> |
| |
| <p {% .SomeVariable %}> |
| Example Go template variable inside a tag. |
| </p> |
| |
| <p class={% .SomeVariable %}> |
| Example Go template variable inside an unquoted attribute. |
| </p> |
| |
| <p class="foo {% .SomeVariable %} bar"> |
| Example Go template variable inside a quoted attribute. |
| </p> |
| |
| {% if .SomeCondition %} |
| <p>Example Go template conditional.</p> |
| {% else %} |
| <p>Something else.</p> |
| {% end %} |
| |
| <p {% if .SomeCondition %} class="foo" {% else %} class="bar" {% end %}> |
| Example Go template conditional inside a tag. |
| </p> |
| |
| <p class={% if .SomeCondition %}foo{% else %}bar{% end %}> |
| Example Go template conditional inside an unquoted attribute. |
| </p> |
| |
| <p class="foo {% if .SomeCondition %}bar{% else %}baz{% end %} qux"> |
| Example Go template conditional inside a quoted attribute. |
| </p> |
| |
| {% range .Items %} |
| <p>Example Go template range: {% .ItemName %}</p> |
| {% else %} |
| <p>No items.</p> |
| {% end %} |
| <script src="/dist/index.js" nonce="{% .Nonce %}"></script></body> |
| </html> |
| ` |
| |
| const expectedHTMLWithoutNonce = ` |
| <!DOCTYPE html> |
| <html> |
| <!-- |
| Commented out head and body tags should be ignored. |
| <head> |
| <title>I'm a comment</title> |
| </head> |
| <body> |
| <p>I'm a comment</p> |
| </body> |
| --> |
| |
| <head> |
| <title>Example</title> |
| <link rel="stylesheet" href="/dist/index.css"></head> |
| |
| <body> |
| <p> |
| Example Go template variable: {% .SomeVariable %} |
| </p> |
| |
| <p {% .SomeVariable %}> |
| Example Go template variable inside a tag. |
| </p> |
| |
| <p class={% .SomeVariable %}> |
| Example Go template variable inside an unquoted attribute. |
| </p> |
| |
| <p class="foo {% .SomeVariable %} bar"> |
| Example Go template variable inside a quoted attribute. |
| </p> |
| |
| {% if .SomeCondition %} |
| <p>Example Go template conditional.</p> |
| {% else %} |
| <p>Something else.</p> |
| {% end %} |
| |
| <p {% if .SomeCondition %} class="foo" {% else %} class="bar" {% end %}> |
| Example Go template conditional inside a tag. |
| </p> |
| |
| <p class={% if .SomeCondition %}foo{% else %}bar{% end %}> |
| Example Go template conditional inside an unquoted attribute. |
| </p> |
| |
| <p class="foo {% if .SomeCondition %}bar{% else %}baz{% end %} qux"> |
| Example Go template conditional inside a quoted attribute. |
| </p> |
| |
| {% range .Items %} |
| <p>Example Go template range: {% .ItemName %}</p> |
| {% else %} |
| <p>No items.</p> |
| {% end %} |
| <script src="/dist/index.js"></script></body> |
| </html> |
| ` |
| |
| func TestInsertAssets_WithNonce_Success(t *testing.T) { |
| unittest.SmallTest(t) |
| actualOutput, err := insertAssets(strings.NewReader(sampleHTML), jsPath, cssPath, nonce) |
| require.NoError(t, err) |
| assert.Equal(t, expectedHTMLWithNonce, actualOutput) |
| } |
| |
| func TestInsertAssets_WithoutNonce_Success(t *testing.T) { |
| unittest.SmallTest(t) |
| actualOutput, err := insertAssets(strings.NewReader(sampleHTML), jsPath, cssPath, "" /* =nonce */) |
| require.NoError(t, err) |
| assert.Equal(t, expectedHTMLWithoutNonce, actualOutput) |
| } |
| |
| func TestInsertAssets_MissingEndHeadTag_Error(t *testing.T) { |
| unittest.SmallTest(t) |
| html := ` |
| <html> |
| <head> |
| <title>Hello</title> |
| <body> |
| <p>Hello, world!</p> |
| </body> |
| </html> |
| ` |
| _, err := insertAssets(strings.NewReader(html), jsPath, cssPath, "" /* =nonce */) |
| assert.EqualError(t, err, "no </head> tag found") |
| } |
| |
| func TestInsertAssets_MalformedEndHeadTag_Error(t *testing.T) { |
| unittest.SmallTest(t) |
| html := ` |
| <html> |
| <head> |
| <title>Hello</title> |
| <head> |
| <body> |
| <p>Hello, world!</p> |
| </body> |
| </html> |
| ` |
| _, err := insertAssets(strings.NewReader(html), jsPath, cssPath, "" /* =nonce */) |
| assert.EqualError(t, err, "no </head> tag found") |
| } |
| |
| func TestInsertAssets_MissingEndBodyTag_Error(t *testing.T) { |
| unittest.SmallTest(t) |
| html := ` |
| <html> |
| <head> |
| <title>Hello</title> |
| </head> |
| <body> |
| <p>Hello, world!</p> |
| </html> |
| ` |
| _, err := insertAssets(strings.NewReader(html), jsPath, cssPath, "" /* =nonce */) |
| assert.EqualError(t, err, "no </body> tag found") |
| } |
| |
| func TestInsertAssets_MalformedEndBodyTag_Error(t *testing.T) { |
| unittest.SmallTest(t) |
| html := ` |
| <html> |
| <head> |
| <title>Hello</title> |
| </head> |
| <body> |
| <p>Hello, world!</p> |
| <body> |
| </html> |
| ` |
| _, err := insertAssets(strings.NewReader(html), jsPath, cssPath, "" /* =nonce */) |
| assert.EqualError(t, err, "no </body> tag found") |
| } |
