public async Task AnalyzeSentimentWithOpinionMiningNegated()
{
TextAnalyticsClient client = GetClient();
string document = "The bathrooms are not clean.";
DocumentSentiment docSentiment = await client.AnalyzeSentimentAsync(document, options : new AnalyzeSentimentOptions()
{
AdditionalSentimentAnalyses = AdditionalSentimentAnalyses.OpinionMining
});
CheckAnalyzeSentimentProperties(docSentiment, opinionMining: true);
MinedOpinion minedOpinion = docSentiment.Sentences.FirstOrDefault().MinedOpinions.FirstOrDefault();
Assert.AreEqual("bathrooms", minedOpinion.Aspect.Text);
Assert.AreEqual(TextSentiment.Negative, minedOpinion.Aspect.Sentiment);
Assert.AreEqual("clean", minedOpinion.Opinions.FirstOrDefault().Text);
Assert.AreEqual(TextSentiment.Negative, minedOpinion.Opinions.FirstOrDefault().Sentiment);
Assert.IsTrue(minedOpinion.Opinions.FirstOrDefault().IsNegated);
}
public async Task AnalyzeSentimentOpinionInOtherSentence()
{
using var stream = new MemoryStream(Encoding.UTF8.GetBytes(@"
{
""documents"": [
{
""id"": ""1"",
""sentiment"": ""positive"",
""confidenceScores"": {
""positive"": 0.5,
""neutral"": 0.0,
""negative"": 0.5
},
""sentences"": [
{
""sentiment"": ""positive"",
""confidenceScores"": {
""positive"": 1.0,
""neutral"": 0.0,
""negative"": 0.0
},
""offset"": 0,
""length"": 30,
""text"": ""The park was clean."",
""aspects"": [
{
""sentiment"": ""positive"",
""confidenceScores"": {
""positive"": 1.0,
""negative"": 0.0
},
""offset"": 4,
""length"": 4,
""text"": ""park"",
""relations"": [
{
""relationType"": ""opinion"",
""ref"": ""#/documents/0/sentences/0/opinions/0""
}
]
}
],
""opinions"": [
{
""sentiment"": ""positive"",
""confidenceScores"": {
""positive"": 1.0,
""negative"": 0.0
},
""offset"": 13,
""length"": 5,
""text"": ""clean"",
""isNegated"": false
}
]
},
{
""sentiment"": ""positive"",
""confidenceScores"": {
""positive"": 0.0,
""neutral"": 0.0,
""negative"": 1.0
},
""offset"": 31,
""length"": 23,
""text"": ""It was clean."",
""aspects"": [
{
""sentiment"": ""positive"",
""confidenceScores"": {
""positive"": 0.0,
""negative"": 1.0
},
""offset"": 35,
""length"": 4,
""text"": ""park"",
""relations"": [
{
""relationType"": ""opinion"",
""ref"": ""#/documents/0/sentences/0/opinions/0""
}
]
}
],
""opinions"": []
}
],
""warnings"": []
}
],
""errors"": [],
""modelVersion"": ""2020-04-01""
}"));
var mockResponse = new MockResponse(200);
mockResponse.ContentStream = stream;
var mockTransport = new MockTransport(new[] { mockResponse });
var client = CreateTestClient(mockTransport);
DocumentSentiment response = await client.AnalyzeSentimentAsync("The park was clean. It was clean.");
MinedOpinion minedOpinionS1 = response.Sentences.ElementAt(0).MinedOpinions.FirstOrDefault();
Assert.AreEqual("park", minedOpinionS1.Aspect.Text);
Assert.AreEqual(TextSentiment.Positive, minedOpinionS1.Aspect.Sentiment);
Assert.AreEqual("clean", minedOpinionS1.Opinions.FirstOrDefault().Text);
MinedOpinion minedOpinionS2 = response.Sentences.ElementAt(1).MinedOpinions.FirstOrDefault();
Assert.AreEqual("park", minedOpinionS2.Aspect.Text);
Assert.AreEqual(TextSentiment.Positive, minedOpinionS2.Aspect.Sentiment);
Assert.AreEqual("clean", minedOpinionS2.Opinions.FirstOrDefault().Text);
}
