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Add more tests to StringSortingUtils (#2622)

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* Add more tests to StringSortingUtils

* Add test with empty strings to improve coverage
This commit is contained in:
Adam Jones 2019-03-16 17:51:23 +00:00 • committed by Vivek Maskara
parent deb0a9874c
commit 561f9ea23c
1 changed files with 90 additions and 4 deletions
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94
app/src/test/kotlin/fr/free/nrw/commons/utils/StringSortingUtilsTest.kt
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@ -19,23 +19,109 @@ class StringSortingUtilsTest {
@Test @Test
fun testSortingTextBySimilarity() { fun testSortingTextBySimilarity() {
val actualList = listOf("The quick brown fox", val actualList = listOf(
"The quick brown fox",
"quick brown fox", "quick brown fox",
"The", "The",
"The quick ", "The quick ",
"The fox", "The fox",
"brown fox", "brown fox",
"fox") "fox"
val expectedList = listOf("The", )
val expectedList = listOf(
"The",
"The fox", "The fox",
"The quick ", "The quick ",
"The quick brown fox", "The quick brown fox",
"quick brown fox", "quick brown fox",
"brown fox", "brown fox",
"fox") "fox"
)
sort(actualList, sortBySimilarity("The")) sort(actualList, sortBySimilarity("The"))
assertEquals(expectedList, actualList) assertEquals(expectedList, actualList)
} }
@Test
fun testSortingSymbolsBySimilarity() {
val actualList = listOf(
"$$$$$",
"****",
"**$*",
"*$*$",
".*$"
)
val expectedList = listOf(
"**$*",
"*$*$",
".*$",
"****",
"$$$$$"
)
sort(actualList, sortBySimilarity("**$"))
assertEquals(expectedList, actualList)
}
@Test
fun testSortingMixedStringsBySimilarity() {
// Sample from Category:2018 Android phones
val actualList = listOf(
"ASUS ZenFone 5 (2018)",
"Google Pixel 3",
"HTC U12",
"Huawei P20",
"LG G7 ThinQ",
"Samsung Galaxy A8 (2018)",
"Samsung Galaxy S9",
// One with more complicated symbols
"MadeUpPhone 2018.$£#你好"
)
val expectedList = listOf(
"Samsung Galaxy S9",
"ASUS ZenFone 5 (2018)",
"Samsung Galaxy A8 (2018)",
"Google Pixel 3",
"HTC U12",
"Huawei P20",
"LG G7 ThinQ",
"MadeUpPhone 2018.$£#你好"
)
sort(actualList, sortBySimilarity("S9"))
assertEquals(expectedList, actualList)
}
@Test
fun testSortingWithEmptyStrings() {
val actualList = listOf(
"brown fox",
"",
"quick brown fox",
"the",
"",
"the fox",
"fox",
"",
""
)
val expectedList = listOf(
"the fox",
"brown fox",
"the",
"fox",
"quick brown fox",
"",
"",
"",
""
)
sort(actualList, sortBySimilarity("the fox"))
assertEquals(expectedList, actualList)
}
} }