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Add gRPC support to Dapr testcontainer #1586

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Merged
merged 5 commits into from
Oct 27, 2025
Merged

Add gRPC support to Dapr testcontainer #1586

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e782e6b
Add gRPC support to Dapr testcontainer
wlfgang Oct 24, 2025
66cc6e6
Merge branch 'master' into 1578-testcontainer-grpc-support
wlfgang Oct 24, 2025
a36457e
Merge branch 'master' into 1578-testcontainer-grpc-support
artur-ciocanu Oct 25, 2025
f0cb8bf
Merge branch 'master' into 1578-testcontainer-grpc-support
artur-ciocanu Oct 27, 2025
93701d2
Avoid using null to indicate default value
Oct 27, 2025
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18 changes: 15 additions & 3 deletions testcontainers-dapr/src/main/java/io/dapr/testcontainers/DaprContainer.java
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Original file line number Diff line number Diff line change
Expand Up @@ -48,7 +48,6 @@ public class DaprContainer extends GenericContainer<DaprContainer> {
private static final Logger LOGGER = LoggerFactory.getLogger(DaprContainer.class);
private static final int DAPRD_DEFAULT_HTTP_PORT = 3500;
private static final int DAPRD_DEFAULT_GRPC_PORT = 50001;
private static final DaprProtocol DAPR_PROTOCOL = DaprProtocol.HTTP;
private static final DockerImageName DEFAULT_IMAGE_NAME =
DockerImageName.parse(DAPR_RUNTIME_IMAGE_TAG);
private static final Yaml YAML_MAPPER = YamlMapperFactory.create();
Expand Down Expand Up @@ -76,6 +75,7 @@ public class DaprContainer extends GenericContainer<DaprContainer> {
private DaprSchedulerContainer schedulerContainer;
private String appName;
private Integer appPort;
private DaprProtocol appProtocol = DaprProtocol.HTTP; // default from docs
private String appHealthCheckPath;
private Integer appHealthCheckProbeInterval = 5; //default from docs
private Integer appHealthCheckProbeTimeout = 500; //default from docs
Expand Down Expand Up @@ -126,6 +126,11 @@ public DaprContainer withAppPort(Integer port) {
return this;
}

public DaprContainer withAppProtocol(DaprProtocol protocol) {
this.appProtocol = protocol;
return this;
}

public DaprContainer withAppChannelAddress(String appChannelAddress) {
this.appChannelAddress = appChannelAddress;
return this;
Expand Down Expand Up @@ -308,8 +313,6 @@ protected void configure() {
cmds.add("--app-id");
cmds.add(appName);
cmds.add("--dapr-listen-addresses=0.0.0.0");
cmds.add("--app-protocol");
cmds.add(DAPR_PROTOCOL.getName());
cmds.add("--placement-host-address");
cmds.add(placementService + ":50005");
cmds.add("--scheduler-host-address");
Expand All @@ -325,6 +328,11 @@ protected void configure() {
cmds.add(Integer.toString(appPort));
}

if (appProtocol != null) {
cmds.add("--app-protocol");
cmds.add(appProtocol.getName());
}

if (appHealthCheckPath != null && !appHealthCheckPath.isEmpty()) {
cmds.add("--enable-app-health-check");
cmds.add("--app-health-check-path");
Expand Down Expand Up @@ -413,6 +421,10 @@ public Integer getAppPort() {
return appPort;
}

public DaprProtocol getAppProtocol() {
return appProtocol;
}

public String getAppHealthCheckPath() {
return appHealthCheckPath;
}
Expand Down
18 changes: 18 additions & 0 deletions testcontainers-dapr/src/test/java/io/dapr/testcontainers/DaprContainerTest.java
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Expand Up @@ -78,4 +78,22 @@ public void appHealthParametersDefaultsTest(){
assertEquals(3, dapr2.getAppHealthCheckThreshold());

}

@Test
public void appProtocolDefaultsTest() {
try (DaprContainer daprContainer = new DaprContainer(DAPR_RUNTIME_IMAGE_TAG)
.withAppName("dapr-app")) {
daprContainer.configure();
assertEquals(DaprProtocol.HTTP, daprContainer.getAppProtocol());
}

DaprProtocol protocol = DaprProtocol.GRPC;
try (DaprContainer daprContainer = new DaprContainer(DAPR_RUNTIME_IMAGE_TAG)
.withAppName("dapr-app4")
.withAppProtocol(protocol)) {
daprContainer.configure();
assertEquals(protocol, daprContainer.getAppProtocol());
}

}
}
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