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test: Enhance test coverage for image model observations (spring-projects#4313)
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‎spring-ai-model/src/test/java/org/springframework/ai/image/observation/DefaultImageModelObservationConventionTests.java‎

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Original file line numberDiff line numberDiff line change
@@ -120,6 +120,83 @@ void shouldNotHaveKeyValuesWhenEmptyValues() {
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HighCardinalityKeyNames.REQUEST_IMAGE_STYLE.asString());
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}
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@Test
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void shouldHandleNullModel() {
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ImageModelObservationContext observationContext = ImageModelObservationContext.builder()
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.imagePrompt(new ImagePrompt("test prompt"))
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.provider("test-provider")
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.build();
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assertThat(this.observationConvention.getContextualName(observationContext)).isEqualTo("image");
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assertThat(this.observationConvention.getLowCardinalityKeyValues(observationContext))
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.contains(KeyValue.of(AiObservationAttributes.REQUEST_MODEL.value(), KeyValue.NONE_VALUE));
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}
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@Test
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void shouldHandleEmptyModel() {
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ImageModelObservationContext observationContext = ImageModelObservationContext.builder()
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.imagePrompt(generateImagePrompt(ImageOptionsBuilder.builder().model("").build()))
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.provider("test-provider")
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.build();
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assertThat(this.observationConvention.getContextualName(observationContext)).isEqualTo("image");
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}
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@Test
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void shouldHandleBlankModel() {
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ImageModelObservationContext observationContext = ImageModelObservationContext.builder()
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.imagePrompt(generateImagePrompt(ImageOptionsBuilder.builder().model(" ").build()))
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.provider("test-provider")
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.build();
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assertThat(this.observationConvention.getContextualName(observationContext)).isEqualTo("image");
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}
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@Test
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void shouldHandleEmptyStyle() {
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var imageOptions = ImageOptionsBuilder.builder().model("test-model").style("").build();
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ImageModelObservationContext observationContext = ImageModelObservationContext.builder()
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.imagePrompt(generateImagePrompt(imageOptions))
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.provider("test-provider")
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.build();
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// Empty style should not be included
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assertThat(this.observationConvention.getHighCardinalityKeyValues(observationContext)
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.stream()
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.map(KeyValue::getKey)
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.toList()).doesNotContain(HighCardinalityKeyNames.REQUEST_IMAGE_STYLE.asString());
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}
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@Test
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void shouldHandleEmptyResponseFormat() {
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var imageOptions = ImageOptionsBuilder.builder().model("test-model").responseFormat("").build();
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ImageModelObservationContext observationContext = ImageModelObservationContext.builder()
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.imagePrompt(generateImagePrompt(imageOptions))
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.provider("test-provider")
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.build();
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// Empty response format should not be included
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assertThat(this.observationConvention.getHighCardinalityKeyValues(observationContext)
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.stream()
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.map(KeyValue::getKey)
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.toList()).doesNotContain(HighCardinalityKeyNames.REQUEST_IMAGE_RESPONSE_FORMAT.asString());
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}
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@Test
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void shouldHandleImagePromptWithoutOptions() {
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ImageModelObservationContext observationContext = ImageModelObservationContext.builder()
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.imagePrompt(new ImagePrompt("simple prompt"))
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.provider("simple-provider")
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.build();
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assertThat(this.observationConvention.getContextualName(observationContext)).isEqualTo("image");
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assertThat(this.observationConvention.getLowCardinalityKeyValues(observationContext))
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.contains(KeyValue.of(AiObservationAttributes.REQUEST_MODEL.value(), KeyValue.NONE_VALUE));
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assertThat(this.observationConvention.getHighCardinalityKeyValues(observationContext)).isEmpty();
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}
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private ImagePrompt generateImagePrompt(ImageOptions imageOptions) {
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return new ImagePrompt("here comes the sun", imageOptions);
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}

‎spring-ai-model/src/test/java/org/springframework/ai/image/observation/ImageModelObservationContextTests.java‎

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Original file line numberDiff line numberDiff line change
@@ -23,6 +23,7 @@
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import org.springframework.ai.image.ImagePrompt;
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import static org.assertj.core.api.Assertions.assertThat;
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import static org.assertj.core.api.Assertions.assertThatThrownBy;
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/**
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* Unit tests for {@link ImageModelObservationContext}.
@@ -41,6 +42,75 @@ void whenMandatoryRequestOptionsThenReturn() {
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assertThat(observationContext).isNotNull();
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}
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@Test
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void shouldBuildContextWithImageOptions() {
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var imageOptions = ImageOptionsBuilder.builder().model("test-model").build();
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var imagePrompt = new ImagePrompt("test prompt", imageOptions);
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var observationContext = ImageModelObservationContext.builder()
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.imagePrompt(imagePrompt)
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.provider("test-provider")
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.build();
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assertThat(observationContext).isNotNull();
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}
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@Test
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void shouldThrowExceptionWhenImagePromptIsNull() {
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assertThatThrownBy(
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() -> ImageModelObservationContext.builder().imagePrompt(null).provider("test-provider").build())
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.isInstanceOf(IllegalArgumentException.class)
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.hasMessage("request cannot be null");
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}
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@Test
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void shouldThrowExceptionWhenProviderIsNull() {
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var imagePrompt = new ImagePrompt("test prompt");
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assertThatThrownBy(() -> ImageModelObservationContext.builder().imagePrompt(imagePrompt).provider(null).build())
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.isInstanceOf(IllegalArgumentException.class)
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.hasMessage("provider cannot be null or empty");
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}
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@Test
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void shouldThrowExceptionWhenProviderIsEmpty() {
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var imagePrompt = new ImagePrompt("test prompt");
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assertThatThrownBy(() -> ImageModelObservationContext.builder().imagePrompt(imagePrompt).provider("").build())
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.isInstanceOf(IllegalArgumentException.class)
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.hasMessage("provider cannot be null or empty");
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}
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@Test
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void shouldThrowExceptionWhenProviderIsBlank() {
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var imagePrompt = new ImagePrompt("test prompt");
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assertThatThrownBy(
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() -> ImageModelObservationContext.builder().imagePrompt(imagePrompt).provider(" ").build())
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.isInstanceOf(IllegalArgumentException.class)
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.hasMessage("provider cannot be null or empty");
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}
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@Test
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void shouldBuildMultipleContextsIndependently() {
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var imagePrompt1 = new ImagePrompt("first prompt");
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var imagePrompt2 = new ImagePrompt("second prompt");
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var context1 = ImageModelObservationContext.builder()
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.imagePrompt(imagePrompt1)
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.provider("provider-alpha")
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.build();
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var context2 = ImageModelObservationContext.builder()
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.imagePrompt(imagePrompt2)
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.provider("provider-beta")
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.build();
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assertThat(context1).isNotNull();
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assertThat(context2).isNotNull();
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assertThat(context1).isNotEqualTo(context2);
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}
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private ImagePrompt generateImagePrompt(ImageOptions imageOptions) {
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return new ImagePrompt("here comes the sun");
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}

‎spring-ai-model/src/test/java/org/springframework/ai/tool/function/FunctionToolCallbackTest.java‎

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Original file line numberDiff line numberDiff line change
@@ -138,6 +138,18 @@ void testThrowToolExecutionException() {
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.isInstanceOf(ToolExecutionException.class);
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}
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@Test
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void testEmptyStringInput() {
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TestFunctionTool tool = new TestFunctionTool();
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FunctionToolCallback<String, Void> callback = FunctionToolCallback.builder("testTool", tool.stringConsumer())
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.description("test empty string")
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.inputType(String.class)
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.build();
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callback.call("\"\"");
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assertEquals("", tool.calledValue.get());
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}
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static class TestFunctionTool {
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AtomicReference<Object> calledValue = new AtomicReference<>();

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