Created a powershell script to generate data identically to its bash …

…counterpart (#176)

test/e2e/Make-Requests.ps1

@@ -0,0 +1,40 @@
+#!/usr/bin/env powershell 
+
+# This script is used to send requests to a Kubeflow metadata server to
+# verify it works.
+
+$Host_Addr = "http://localhost"
+$PORT = 8080
+
+$CommonParams = @{"ContentType" = "application/json"}
+# List all artifact types.
+Invoke-RestMethod "${Host_Addr}:$PORT/api/v1alpha1/artifact_types" @CommonParams | ConvertTo-Json -Compress
+
+# List the predefined model type.
+Invoke-RestMethod "${Host_Addr}:$PORT/api/v1alpha1/artifact_types/kubeflow.org/alpha/model" @CommonParams | ConvertTo-Json -Compress
+
+# Update the specified model type.
+Invoke-RestMethod -Method 'PATCH' "${Host_Addr}:$PORT/api/v1alpha1/artifact_types" -Body $(cat update_model_type.json) @CommonParams | ConvertTo-Json -Compress
+Invoke-RestMethod "${Host_Addr}:$PORT/api/v1alpha1/artifact_types/kubeflow.org/alpha/model" @CommonParams | ConvertTo-Json -Compress
+
+# Add a model artifact
+Invoke-RestMethod -Method 'POST' "${Host_Addr}:$PORT/api/v1alpha1/artifact_types/kubeflow.org/alpha/model/artifacts" -Body $(cat artifact_model_1.json) @CommonParams | ConvertTo-Json -Compress
+
+# List all artifacts.
+Invoke-RestMethod "${Host_Addr}:$PORT/api/v1alpha1/artifacts" @CommonParams | ConvertTo-Json -Compress
+
+# List all model artifacts
+Invoke-RestMethod "${Host_Addr}:$PORT/api/v1alpha1/artifact_types/kubeflow.org/alpha/model/artifacts" @CommonParams | ConvertTo-Json -Compress
+
+# Get the model artifcat with ID=1.
+Invoke-RestMethod "${Host_Addr}:$PORT/api/v1alpha1/artifact_types/kubeflow.org/alpha/model/artifacts/1" @CommonParams | ConvertTo-Json -Compress
+
+# List all execution types.
+Invoke-RestMethod "${Host_Addr}:$PORT/api/v1alpha1/execution_types" @CommonParams | ConvertTo-Json -Compress
+
+# List the predefined execution type.
+Invoke-RestMethod "${Host_Addr}:$PORT/api/v1alpha1/execution_types/kubeflow.org/alpha/execution" @CommonParams | ConvertTo-Json -Compress
+
+# Update the the specified execution type.
+Invoke-RestMethod -Method 'PATCH' "${Host_Addr}:$PORT/api/v1alpha1/execution_types" -Body $(cat update_execution_type.json) @CommonParams | ConvertTo-Json -Compress
+Invoke-RestMethod "${Host_Addr}:$PORT/api/v1alpha1/execution_types/kubeflow.org/alpha/execution" @CommonParams | ConvertTo-Json -Compress