84 lines
3.0 KiB
Kotlin
84 lines
3.0 KiB
Kotlin
/*
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* Copyright 2025 Sergey S. Chernov real.sergeych@gmail.com
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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/*
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* Tests for link and image rewriting in rendered markdown HTML.
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*/
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import kotlinx.browser.document
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import org.w3c.dom.HTMLAnchorElement
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import org.w3c.dom.HTMLDivElement
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import org.w3c.dom.HTMLImageElement
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import kotlin.test.Test
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import kotlin.test.assertEquals
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class LinkRewriteTest {
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private fun makeContainer(html: String): HTMLDivElement {
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val div = document.createElement("div") as HTMLDivElement
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div.innerHTML = html.trimIndent()
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return div
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}
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@Test
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fun testRewriteAnchorsAndImagesUsingDocBasePath() {
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val html = """
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<div class="markdown-body">
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<p>
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<a id="a1" href="Iterator.md">iterator page</a>
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<a id="a2" href="Iterator.md#intro">iterator with frag</a>
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<a id="a3" href="#install">install section</a>
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<a id="a4" href="https://example.com">external</a>
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<a id="a5" href="img/p.png">asset</a>
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</p>
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<p>
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<img id="i1" src="images/pic.png" />
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</p>
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</div>
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"""
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val root = makeContainer(html)
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val currentDoc = "docs/tutorial.md"
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val basePath = currentDoc.substringBeforeLast('/')
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// exercise rewrites
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rewriteImages(root, basePath)
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rewriteAnchors(root, basePath, currentDoc) { /* no-op for tests */ }
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// Validate anchors
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val a1 = root.querySelector("#a1") as HTMLAnchorElement
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assertEquals("#/docs/Iterator.md", a1.getAttribute("href"))
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val a2 = root.querySelector("#a2") as HTMLAnchorElement
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assertEquals("#/docs/Iterator.md#intro", a2.getAttribute("href"))
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val a3 = root.querySelector("#a3") as HTMLAnchorElement
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assertEquals("#/docs/tutorial.md#install", a3.getAttribute("href"))
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val a4 = root.querySelector("#a4") as HTMLAnchorElement
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// external should remain unchanged
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assertEquals("https://example.com", a4.getAttribute("href"))
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val a5 = root.querySelector("#a5") as HTMLAnchorElement
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// non-md relative assets should become relative to doc directory (no SPA hash)
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assertEquals("docs/img/p.png", a5.getAttribute("href"))
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// Validate image src
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val i1 = root.querySelector("#i1") as HTMLImageElement
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assertEquals("docs/images/pic.png", i1.getAttribute("src"))
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}
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}
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