Add GUI test to check URLs

src/test/rustdoc-gui/escape-key.goml

@@ -6,23 +6,28 @@ write: (".search-input", "test")
 wait-for: "#search h1" // The search element is empty before the first search 
 assert-attribute: ("#search", {"class": "content"})
 assert-attribute: ("#main-content", {"class": "content hidden"})
+assert-document-property: ({"URL": "index.html?search=test"}, ENDS_WITH)
 press-key: "Escape"
 assert-attribute: ("#search", {"class": "content hidden"})
 assert-attribute: ("#main-content", {"class": "content"})
+assert-document-property: ({"URL": "index.html"}, [ENDS_WITH])
 
 // Check that focusing the search input brings back the search results
 focus: ".search-input"
 assert-attribute: ("#search", {"class": "content"})
 assert-attribute: ("#main-content", {"class": "content hidden"})
+assert-document-property: ({"URL": "index.html?search=test"}, ENDS_WITH)
 
 // Now let's check that when the help popup is displayed and we press Escape, it doesn't
 // hide the search results too.
 click: "#help-button"
+assert-document-property: ({"URL": "index.html?search=test"}, [ENDS_WITH])
 assert-attribute: ("#help", {"class": ""})
 press-key: "Escape"
 assert-attribute: ("#help", {"class": "hidden"})
 assert-attribute: ("#search", {"class": "content"})
 assert-attribute: ("#main-content", {"class": "content hidden"})
+assert-document-property: ({"URL": "index.html?search=test"}, [ENDS_WITH])
 
 // Check that Escape hides the search results when a search result is focused.
 focus: ".search-input"

src/test/rustdoc-gui/search-filter.goml

@@ -15,6 +15,7 @@ press-key: "ArrowDown"
 press-key: "Enter"
 // Waiting for the search results to appear...
 wait-for: "#titles"
+assert-document-property: ({"URL": "&filter-crate="}, CONTAINS)
 // We check that there is no more "test_docs" appearing.
 assert-false: "#results .externcrate"
 // We also check that "lib2" is the filter crate.

src/test/rustdoc-gui/search-result-color.goml

@@ -74,3 +74,23 @@ assert-css: (
     "//*[@class='result-name']//*[text()='(keyword)']",
     {"color": "rgb(0, 0, 0)"},
 )
+
+// Check the alias more specifically in the dark theme.
+goto: file://|DOC_PATH|/test_docs/index.html
+// We set the theme so we're sure that the correct values will be used, whatever the computer
+// this test is running on.
+local-storage: {
+    "rustdoc-theme": "dark",
+    "rustdoc-preferred-dark-theme": "dark",
+    "rustdoc-use-system-theme": "false",
+}
+// If the text isn't displayed, the browser doesn't compute color style correctly...
+show-text: true
+// We reload the page so the local storage settings are being used.
+reload:
+write: (".search-input", "thisisanalias")
+// Waiting for the search results to appear...
+wait-for: "#titles"
+// Checking that the colors for the alias element are the ones expected.
+assert-css: (".result-name > .alias", {"color": "rgb(255, 255, 255)"})
+assert-css: (".result-name > .alias > .grey", {"color": "rgb(204, 204, 204)"})