test: port the upstream OpenAI-compatible tests

aimux-providers/layout.toml

@@ -498,3 +498,191 @@ rust = "vertex/partner_provider.rs"
 status = "mapped"
 
 [vertex.files.tests]
+
+[openai_compatible]
+package = "@ai-sdk/openai-compatible"
+# chat/openai-compatible-chat-content-array.test.ts has no source file of its own name;
+# every case in it is ported, so it needs no exclusions.
+
+[[openai_compatible.files]]
+upstream = "src/chat/convert-openai-compatible-chat-usage.ts"
+rust = "openai_compatible/chat.rs"
+status = "mapped"
+
+[openai_compatible.files.tests]
+
+[[openai_compatible.files]]
+upstream = "src/chat/convert-to-openai-compatible-chat-messages.ts"
+rust = "openai_compatible/convert.rs"
+status = "mapped"
+
+[openai_compatible.files.tests]
+
+[[openai_compatible.files]]
+upstream = "src/chat/get-response-metadata.ts"
+rust = "openai_compatible/chat.rs"
+status = "mapped"
+
+[openai_compatible.files.tests]
+
+[[openai_compatible.files]]
+upstream = "src/chat/map-openai-compatible-finish-reason.ts"
+rust = "openai_compatible/convert.rs"
+status = "mapped"
+
+[openai_compatible.files.tests]
+
+[[openai_compatible.files]]
+upstream = "src/chat/openai-compatible-api-types.ts"
+rust = "openai_compatible/types.rs"
+status = "mapped"
+
+[openai_compatible.files.tests]
+
+[[openai_compatible.files]]
+upstream = "src/chat/openai-compatible-chat-language-model-options.ts"
+rust = "openai_compatible/config.rs"
+status = "mapped"
+
+[openai_compatible.files.tests]
+
+[[openai_compatible.files]]
+upstream = "src/chat/openai-compatible-chat-language-model.ts"
+rust = "openai_compatible/chat.rs"
+status = "mapped"
+
+[openai_compatible.files.tests]
+
+[[openai_compatible.files]]
+upstream = "src/chat/openai-compatible-metadata-extractor.ts"
+rust = "openai_compatible/config.rs"
+status = "mapped"
+
+[openai_compatible.files.tests]
+
+[[openai_compatible.files]]
+upstream = "src/chat/openai-compatible-prepare-tools.ts"
+rust = "openai_compatible/convert.rs"
+status = "mapped"
+
+[openai_compatible.files.tests]
+
+[[openai_compatible.files]]
+upstream = "src/completion/convert-openai-compatible-completion-usage.ts"
+rust = "openai_compatible/completion.rs"
+status = "mapped"
+
+[openai_compatible.files.tests]
+
+[[openai_compatible.files]]
+upstream = "src/completion/convert-to-openai-compatible-completion-prompt.ts"
+rust = "openai_compatible/completion.rs"
+status = "mapped"
+
+[openai_compatible.files.tests]
+
+[[openai_compatible.files]]
+upstream = "src/completion/get-response-metadata.ts"
+rust = "openai_compatible/completion.rs"
+status = "mapped"
+
+[openai_compatible.files.tests]
+
+[[openai_compatible.files]]
+upstream = "src/completion/map-openai-compatible-finish-reason.ts"
+rust = "openai_compatible/convert.rs"
+status = "mapped"
+
+[openai_compatible.files.tests]
+
+[[openai_compatible.files]]
+upstream = "src/completion/openai-compatible-completion-language-model-options.ts"
+rust = "openai_compatible/completion.rs"
+status = "mapped"
+
+[openai_compatible.files.tests]
+
+[[openai_compatible.files]]
+upstream = "src/completion/openai-compatible-completion-language-model.ts"
+rust = "openai_compatible/completion.rs"
+status = "mapped"
+
+[openai_compatible.files.tests]
+
+[[openai_compatible.files]]
+upstream = "src/embedding/openai-compatible-embedding-model-options.ts"
+rust = "openai_compatible/embedding.rs"
+status = "mapped"
+
+[openai_compatible.files.tests]
+
+[[openai_compatible.files]]
+upstream = "src/embedding/openai-compatible-embedding-model.ts"
+rust = "openai_compatible/embedding.rs"
+status = "mapped"
+
+[openai_compatible.files.tests]
+
+[[openai_compatible.files]]
+upstream = "src/image/openai-compatible-image-model-options.ts"
+rust = "openai_compatible/image.rs"
+status = "mapped"
+
+[openai_compatible.files.tests]
+
+[[openai_compatible.files]]
+upstream = "src/image/openai-compatible-image-model.ts"
+rust = "openai_compatible/image.rs"
+status = "mapped"
+
+[openai_compatible.files.tests]
+
+[[openai_compatible.files]]
+upstream = "src/image/openai-compatible-image-settings.ts"
+rust = "openai_compatible/image.rs"
+status = "mapped"
+
+[openai_compatible.files.tests]
+
+[[openai_compatible.files]]
+upstream = "src/index.ts"
+rust = "openai_compatible/mod.rs"
+status = "mapped"
+
+[openai_compatible.files.tests]
+
+[[openai_compatible.files]]
+upstream = "src/internal/index.ts"
+rust = "openai_compatible/mod.rs"
+status = "mapped"
+
+[openai_compatible.files.tests]
+
+[[openai_compatible.files]]
+upstream = "src/openai-compatible-error.ts"
+rust = "openai_compatible/config.rs"
+status = "mapped"
+
+[openai_compatible.files.tests]
+
+[[openai_compatible.files]]
+upstream = "src/openai-compatible-provider.ts"
+rust = "openai_compatible/mod.rs"
+status = "mapped"
+
+[openai_compatible.files.tests]
+ts-only = [
+  { case = "OpenAICompatibleProvider › supportsStructuredOutputs setting › should pass supportsStructuredOutputs to .chatModel() and .languageModel() only", reason = "checks the settings handed to the mocked model constructors; aimux's completion, embedding and image models share the provider's chat settings and never read supportsStructuredOutputs, so nothing observable differs" },
+  { case = "OpenAICompatibleProvider › supportsMultiPartToolContent setting › should pass supportsMultiPartToolContent to chat models only", reason = "checks the settings handed to the mocked model constructors; aimux's completion, embedding and image models share the provider's chat settings and never read supportsMultiPartToolContent, so nothing observable differs" },
+]
+
+[[openai_compatible.files]]
+upstream = "src/utils/to-camel-case.ts"
+rust = "openai_compatible/convert.rs"
+status = "mapped"
+
+[openai_compatible.files.tests]
+
+[[openai_compatible.files]]
+upstream = "src/version.ts"
+status = "not-applicable"

aimux-providers/src/openai_compatible/chat.rs

@@ -32,7 +32,7 @@ use crate::stream::{
 /// of `aimux-provider-utils` use the injected or process-default transport.
 pub struct OpenAICompatibleChatModel {
     model_id: String,
-    config: CompatModelConfig,
+    pub(super) config: CompatModelConfig,
 }
 
 impl OpenAICompatibleChatModel {

aimux-providers/src/openai_compatible/completion.rs

@@ -25,7 +25,7 @@ use super::convert::{parse_finish_reason, to_camel_case};
 use crate::openai::config::OpenAIModelConfig;
 
 #[derive(Clone)]
-enum CompletionConfig {
+pub(super) enum CompletionConfig {
     Compatible(CompatModelConfig),
     Native(OpenAIModelConfig),
 }
@@ -34,7 +34,7 @@ enum CompletionConfig {
 #[derive(Clone)]
 pub struct OpenAICompatibleCompletionModel {
     model_id: String,
-    config: CompletionConfig,
+    pub(super) config: CompletionConfig,
 }
 
 impl OpenAICompatibleCompletionModel {

aimux-providers/src/openai_compatible/embedding.rs

@@ -21,7 +21,7 @@ use super::convert::to_camel_case;
 /// An OpenAI-compatible embedding model.
 pub struct OpenAICompatibleEmbeddingModel {
     model_id: String,
-    config: CompatModelConfig,
+    pub(super) config: CompatModelConfig,
 }
 
 impl OpenAICompatibleEmbeddingModel {

aimux-providers/src/openai_compatible/image.rs

@@ -25,7 +25,7 @@ use super::convert::to_camel_case;
 /// An OpenAI-compatible image generation / editing model.
 pub struct OpenAICompatibleImageModel {
     model_id: String,
-    config: CompatModelConfig,
+    pub(super) config: CompatModelConfig,
 }
 
 impl OpenAICompatibleImageModel {

aimux-providers/src/openai_compatible/mod.rs

@@ -363,3 +363,6 @@ impl ProviderDiscovery for OpenAICompatibleProvider {
         Box::pin(async move { chat::list_models_once(&config).await })
     }
 }
+
+#[cfg(test)]
+mod tests;